attachm&jpl section description 1 - ac transit

AC TRANSIT DISTRICT

TECHNICAL SPECIFICATIONS

TABLE OF CONTENTS

REQUEST FOR PROPOSAL60ft BRT BUS PROCUREMENT

ATTACH M&JPlSECTION DESCRIPTION 1

1.00 General Requirements

1.01 Scope

1.02 General Configuration Guidelines

1.03 Dimensions

1.04 Clearances

1.05 Weight & Axle Loading

1.06 Performance

1.07 Duty Cycle

1.08 Ride Quality

1.09 Appearance

1.10 Passenger, Operator, & Maintenance Personnel Safety

1.11 Emergency Exits

1.12 Windshield Reflections

1.13 Service Life

1.14 Failures

1.15 Maintainability

1.16 Electronic Noise Control

1.17 Noise Levels

2.00 Vehicle Requirements

2.01 Body Structure

2.02 Interconnection Structure

2.03 Bellows

2.04 Sub Floor

2.05 Floor Covering

2.06 Moldings

2.07 Interior Paneling & Carpeting

2.08 Wheel Housings

2.09 Entryways

2.10 Steps

2.12 Thermal & Sound Insulation

2.13 Strength Requirements

2.14 Resonance

2.15 Fatigue Life

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2.16 Exclusion of Water

2.17 Resistance to Corrosion

2.18 Exterior Finish

2.19 Interior Finish

2.20 General Painting Preparation

2.21 Fleet Numbers

2.22 Builders Plate „sv

2.23 Battery Compartment , a"

2.24 Electronic Equipment Compartment . sJ a%,

2.25 Towing & Lifting n;' Jc" u.

3.00 Furnishings " d i

3.01 Door Panel Configuration , •!X. : • .':

3.02 Door Actuators & Linkages '^ ,'""'-

3.03 Door Controls V ..

3.04 Rear Door Safety Devices".-, l' n*.

3.05-..t,.' " -

Passenger Seating Layout l' ' -'' •; „ ' s* a. -

3.06 Seat Construction ?, 5 ?~,' a

3.07 Seat Handrail. % ,4 •' %" r

3.08„ « n '•• -. - h

Wheelchair11 & Secilrement Devices

3.09 Stanchions & Handrails k

3.10 Divider Panels % . L"r

3.11 Windshield, Myer,aSfde; & jDoorWindows

3.12 ,&"' Nofuifcfe *V,3J& Windshidld^Wiper iSb^Washer

'3.14% \ Main Interior1Lighting•A I

3.15 % Entryway & Curb Lamps

3.16 Exterior Lighting Equipment & Back-up Alarm

3.17 Destination Aligns

3.18 Sign Lighting & Boxes

3.19 Not Used

3.20 Dash Sign Holders (Run Clips)

3.21 Exterior / Interior Access Panels

3.22 Bumpers

3.23 Exterior Fittings

3.24 Passenger Signal

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3.25 Camera Surveillance Provisions

3.26 Public Address System Provisions

3.27 Advertising Provisions

3.28 Automatic Passenger Counter Provisions

3.29 Safety Equipment

3.30 Fleet Monitoring System

3.31 Traffic System Priority -.

3.32 Text Message Signs "'

. .,; __ \i _

4.00 Driver Station & Controls " r - *; a..

4.01 Design Factors v N

4.02 Driver's Seat '"!!>..

4.03 Barrier «," •' r<. - \ a: •<

4.04 Controls & Switches :'', • .. <',' ",

4.05 Instruments **",.••„

4.06 Indicators * n *%.

4.07 Stowage of Personnel Items,n !." r, * --! r °

4.08 Convenience Lamps , ; ;; . •;'

4.09 Sun Shades ' " *s r,]

4.10 Driver Platfdnrii. t

4.11 Exteri6rj Mirrors ' ,i

4.12 Interior Mirrors s ,

4.130 a _ i. __ t> .1 <

rFare Collection Equipment;- % -,;

4.14,/^ 'Radfbj^Handset'Gontrol System Provisions

4.i£' Registration) Certificate Holder

'.1 :

5.00 ' V Propulsion & Braking

5.01 Engine Propulsion System

5.02 Engine. r

5.03 Engine'Compartment, Controls, Gauges, and Linkages

5.04 Hybrid Drive

5.05 Axles, Wheel Bearings, Air Suspension & Kneeling

5.06 Fuel Storage & Handling

5.07 Braking System

5.08 Parking & Emergency Brake

5.09 Hill Holder

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5.10 Tow Vehicle - Controlled Braking

6.00 Equipment & Suspension Components

6.01 Air Compressor

6.02 Hydraulic System

6.03 Electrical & Electronic Systems

6.04 Multiplexing *„

6.05 Data Communication Systems

6.06 Drive Train Level <! \ a.

6.07 Heating & Ventalation System ; u ! a.

6.08 Wheelchair Ramp

6.09 Wheels & Tires r :

6.10 Steering ^ • -•';,: ~;

V:; /: ••" •• , I''7.00 Materials * »

7.01 Materials & Construction ; - '"« j

7.03 Hazardous Materials *V •:

7.04 Welding S"; > r

7.05 Fire Resistance i]-.,'" 5.'-.-.•-•,. \. 1:

8.00 Documentation, Training, Special Tools

8.01 Maintenance Manuals & Parts Books'

8.02 ©rawing Reproduciblell r.~2 n.:' u'

8.03 - '3 .. = ., B . * . u , •"•

Operattrig Manual ^

8.Q4;3 9 U

Vehicle Maintenance* Training

8.05 X Training Aids n

8.06 L;; >OEM "Train the Trainer" Maintenance Training

8.07 Operating Training

8.08Li !; I?

Electronic Maintenance Information

8.091 ij

Special Tools and Diagnostic Equipment

9.00 Quality, Material, Equipment, Workmanship, and Warranty

9.01 General Quality

9.02 Material and Equipment Specified by Name

9.03 Proof of Compliance with Contract

9.04 Defective Workmanship and Materials

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9.05 Warranty Provisions

9.06 Spare Parts

9.07 Pricing

10.00 Vehicle Options

10.01 Farebox

10.02 Advanced Styling Features . ^.

10.03 Bus Only Lane Camera Enforcement Systemii .'.

11.00 District / Contractor Relations ? '

11.01 Performance of the Work I.«, ?; i

11.02 District Representatives "" '•• ' ;,

11.03 Contractor's Appointed Representative(s) ii . :S

11.04 Paragraph Headings > ~ J11.05 Successor's Obligation

11.06 Contractor's Plant, Equipment, and Employees .

11.07 Assignment of Contract l r, ;; ,. N.

11.081. _ :l , " .

Subcontracts - ? . r

11.09:: t- ^

Service ofNotices - "; l -

11.10 Deviationbf Contract

11.11 Suggestions to Contractor

11.12 Wages and"Benefits,of Employees ' r

11.13 Contractor Variations ! ;

11.14n•J .": :i ;i 'i „ .: '• . "

Walverjof Rights fe the District

lias Dispute Resolution n

11.16 gV, Units of Measure

11.17 L Errors and Omissions

11.18 Assignment of OptionsL'i * :• "

12.00 Drawings and Design Review

12.01 Engineering Drawings

12.02 Control of Changes to Bus Design

12.03 English Language

12.04 Standards

12.05 Design Review

12.06 Prototype Bus Review

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12.07 Compliance Testing

13.00 Technical Proposal Requirements

13.01 Proposal Overview and Specification Requirements

13.02 Price Proposal Requirements

13.03 Contracts Administration Package Requirements

13.04 Proprietary/ Confidential Information Package

13.05 Proposal Packaging Requirements

13.06 Vehicle Questionaire *'r*'! c.

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14.00 Definitions \

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AC TRANSIT DISTRICT REQUEST FOR PROPOSALTECHNICAL SPECIFICATIONS 60ft BRT BUS PROCUREMENT

SECTION 1 - GENERAL REQUIREMENTS

1.00 Scope1.01.01

The technical specifications define the requirements of the (29) BRT low floor sixty footarticulated diesel hybrid coaches in accordance with the terms and conditions set forth in thisContract. Coaches shall have total of (5) doors. All coaches must meet the District BRT stationplatform design requirements for left and right hand boarding stations. Coaches must incorporatea precision docking system to safely dock with the designed platforms and allow level boardingat all the availabledoors. Coachesshall have a minimum expected life of twelve years (12) yearsor 500,000 miles, whichever occurs first and are intended for the widest possible spectrum ofpassengers, including children, adults, the elderly, andpeople,with disabilities.

These technical specifications are based on a general performance type specifcation pursuant towhich the Contractor shall be responsible for. The designing, fabricating, assembling, testing,and the finishing transit-type buses, are in compliance-with the'requirements of the ContractDocuments. Included within these requirements are specified components, equipment andsystems usually accompanied by the phrase "orapproved êqual;" Such components, equipmentand systems, or deviations and substitute items specificallyapproved by the District, shall beprovidedas part of the completed buses under this Contract.TheDistrict's specification of suchcomponents, equipmentand systemsor the approval of such items, however, shall not relieve theContractor ofany obligation under the Contract Documents since thq District expects and isrelying on the Contractor, in designing and testing the buss tq verify the suitability and safety ofmaterials, components, equipment, systems and items beforfeiincorporating them into the design,fabrication or assembly of the bus provided by Contractor.

Prior to acceptance of the first bus, the vehicle as described in this section must have completedan FTA-required Altoonatest Any items that requiredrepeated repairs or replacementmustundergo the ôrrectiye action »v/ith supportifig'teist and analysis. Areport clearly describing andexplaining2mecfairures an,d correc|iye actions taken to ensure any and all suchfailures will notoccur shall be submitted to the District.

1.01.02 VWithout limitingsthe general provisions or other requirements of these specifications, all workincluded hereinshall conform'to or exceed the applicable requirements of the followingdocuments. Reference ft otrêr sections or specific provisions of the Contract, including thesetechnical specifications, is'only for the convenience of the Contractor. Failure of the District toaccurately or completely reference one requirement to other related requirements shall notrelieve the Contractor of its obligation to fully understand and correlate all of the Contract'srequirements.

1.01.03

Reference to standard specifications, manuals, or codes of any technical society, organization, orassociation, or to the codes, laws or regulations of any governmental authority, whether suchreference be specific or by implication, shall mean the latest standard specification, manual,code, or laws or regulations in effect at the time of submittal ofproposals except as may be

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otherwise specifically stated. However, no provision of any referenced standard specification,manual, or code (whether or not specifically incorporated by reference in the ContractDocuments) shall be effective to change the duties and responsibilities of the Contractor, agents,or employees from those set forth in the Contract Documents.

1.01.04

Whenever in the Contract Documents the terms "as ordered," "as directed," "as allowed," "asreviewed," "as approved," or terms of like effect or import are used, or the adjectives"reasonable," "suitable," "acceptable," "proper," or "satisfactory" or adjebtives of like effect orimportare used to describe a requirement, direction, review, or judgment oi*the District as to thework, it is intended that such requirement, direction review, or judgment will be solely toevaluate the work for compliance with the Contract Documents,'unless there is a specificstatement indicating otherwise. "Approval" by the District of any component, part, equipment orsystem as required herein shall not constitute any waiver* 6rmodification ofibqntract Documentsunless such requirement is revised by change order. J S'' ♦,

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1.01.05 ,\ VThe terms "coach," "vehicles" and "buses" are used interchangeably.

1.01.06 V.

Contractor shall fully cooperateat its own cost in providingtest clata-and technical analyses, andin conducting additional tests and analyses, as the District may require, to confirm to theDistrict's reasonable satisfaction that the bus will meet the'requirements of the ContractDocuments. -"

1.01.07

To the maximum extentpracticable* the materials, parts components and equipment utilizedinthebus, including spare andWarranty parts, shall be!readily available from domestic U.S.commercial and manufacturing sources. WeiContractor shall fully cooperate in the substitutionof domesticrparts in place offoreign manufactured or suppliedparts at the request of the District.

1.02 General Configuration Guidelines

1.02.01

This specification covers 3 axle heavy-duty transit-type buses equipped for use by both disabledand non-disabled passengers, the bus shall have a total offive passenger doors. Three passengerdoorways on the right side"of the vehicle: one ahead of the first axle (front door) a second doorforward of the articulation joint, and one between the articulation and the third axle (rear door).Two passenger doors shall be on the left side of the vehicle that includes one in the forward unitand one in the trailing unit.

1.02.02

Buses shall be equipped and arranged so that two passengers in wheelchairs can beaccommodated. When such passengers are carried, three regular seats per wheelchair may befolded out of the way to provide a securement area.

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1.02.03

A single diesel-fueled engine shall propel coaches utilizing a hybrid electric drive system. It is tobe a series hybrid system driving the third axle.

1.03 Dimensions

1.03.01 LengthOverall length of nominal 60-foot buses shall be 59.5 feet to 61.5 feet (18.1 m to 18.75 m).

1.03.02 Width /""Overall width ofbuses, excluding mirrors, lights, and fenders, shaU^e a nominal 102 inches(259cm). A" ' S

1.03.03 Height V* " cOverall height ofbuses with roof-mounted energy storage is 140 inches (356 cljn).. Heightmeasurements, including the heights specified below; arewith theairsuspension jsy^temoperating and fully adjusted, with the bus on proper firejsicorrectfyiinflated, and with roof ventsclosed. V '

1.03.04 Not Used O

1.03.05 Step Height L "\\fThe step height shall not exceed 16.5 inches (419 mm)5at all doorways (APTA spec), withoutkneeling and shall not exceed 15.5 at the step. Inclines, if necessary to accommodate localizedvariations infloor height, shailiiotexceed 4 degrees with respect tothe horizontal plane. Amaximum of two steps is allowed to' accommodate a raised aisle floor in the rear of the bus.

1.03.06General Aisle Width /• •' •• , _The minimum clear aisle widlh between pairs 0ftransverse seats with allattached hardware shallbe atleast 22amcnes(£5,8mm).

1.03^7 Front Area Aisle WidthThe aisle width between the frpnt wheelhouses shall be at least 35.5 inches (902 mm), and theentire area between the front wheelhouses shall be available for passengers and mobility aiddevices. It is a requirement tpiallow adequate clearance for maneuvering a mobility aid device toand from the securerhent locations.

1.03.08 Headroom

The minimum clear headroom along the bus centerline shall be at least 77 inches (196 cm).Headroom may reduce to 72 inches (183 cm) over seating areas along the bus and at the rear.Preferred headroom is 78.7 inches (200 cm) throughout.

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1.04 Clearances

1.04.01 Ground Clearance

Buses shall have as a minimum the ground clearance specified in Figure. 1-1. It shall bemeasured at the midpoint of the wheelbase, which shall consist of the area 12 inches (305 mm)fore and aft of the actual midpoint. All other parts of the bus between the axles shall be no lowerthan the plane created by the tangent point ofthe tires on a single axle and the ground andnearest edge of the midpoint area defined above. No part of the bus, other than wheels or tires,shall touch a flat road surface in a stopped condition with the tire(s) and/pr air system suspensionat any one wheel or dual wheel fully deflated. Any part of the bus tharts lower than the wheelrims must have the approval of the District. & ,:

Figure 1-1„ 18"

1.04.02 Approach and Departure Angles : ' ;i lIt shall be a design objective to attain the maximum angle bfapprbach and angle of departure inorder that buses may safely; negotiate vertical curves in the service area of the District. Busesshall have a minimum angle of approach of 9 degrees and a minimum angle ofdeparture of 9degrees. ;r »

1.04.03 Breakover Angle •••,_,-•-:;The breakoverangleis' the angle measured between two lines tangent to the front andreartirestatic loaded radius and intersecting, at a point on the underside of the vehicle that defines thelargestTamp over which the vehicle cari'rbll. Buses shall have a minimum breakover angle of 8.7degrees. •V ,

Each coach shalKhave the approach and departure angles measured. This shall be accomplishedby using a full coach-width wedge, designed to measure the angleby beingplacedunderthefront or rear of the coach and slid up to the tire-road contact point. The wedge shall beconstructed by the Contractor and approved by the District. The angles are referenced in Figure1-2 and 1-3.

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.. 24"

AC TRANSIT DISTRICT



Figure 1-2REAR

Figure 1-3

9 " DEPARTURE

ANGLE

1.04.03 Turning RadiusBuses shall have a turning radius such that all parts of the bus body remain within the outer spaceenvelope (point A) as indicated in Figure 1-4. This shall occur both in left hand and right handturns. All coaches will be tested to verify these conditions.

MINIMUM

GROUNDCLEARANCE

AREA

ft

Figure 1-4 STANDARD 60 FT BUS

MAXIMUM TURNING RADIUS "A" = 520 INCHES (13,210 mm)

MINIMUM TURNINGRADIUS"B" = 206.3 INCHES (5,240 mm)

V

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FRONT

9 ° APPROACHANGLE

AC TRANSIT DISTRICT



1.05 Weight and Axle Loading

1.05.01

It shall be a design goal to construct each bus as light in weight as possible without degradationof safety, appearance, comfort, traction or performance.

1.05.02

Buses at the maximum GVWR shall not exceed the tire factor limits specified in the motorvehicle laws of the State of California.

d » -

1.05.03

The Contractor's GAWR and GVWR for the bus shall, as a design goal, exceed the actual totalweight and axle weights of the bus with 150% of a seated load.

1.06 Performance

1.06.01

Buses shall operate safely and reliably in revenue service at the minimum performance standardslisted on Table 1-1. All buses delivered must meet such performance standards as long as thepropulsion components are adjusted within the parameters specified in the maintenance manuals.

,v

Table 1-1

VEHICLE PERFORMANCE STANDARDS

i i

CONDITION MINIMUM PERFORMANCE

Max Speed At Level Grade 65 mph (104 km/h)

Acceleration 0-20 mph (0-32 km/h) At Level Grade 09 Seconds

Acceleration 0-45 mph (0-72 km/h) At Level Grade 36 Seconds

Maintain Speed At 3.5% Grade 43 mph (69 km/h)

Acceleration 0-20 mph (0-32 km/h) At 5% Grade 14 Seconds

Acceleration 0-10 mph (0-16 km/h) At 9% Grade 09 Seconds

Vehicle load is at GVWR

i

1.06.02

Acceleration times begin when the accelerator pedal is depressed. The lag time betweendepression of the accelerator pedal and movement of the bus should be minimized. The Districttests bus acceleration with a Vericom 3000/4000 Performance Monitor.

1.06.03

The Contractor shall design the bus and propulsion components so as to operate safely andreliably in revenue service conditions at the specified minimum performance levels set forthabove. The Contractor shall provide capability in the bus performance beyond the specifiedminimums in recognition that buses may be operated, on occasion, for extended periods above orbelow maximum and minimum speed limits.

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1.06.04

A bus meeting the performance requirements in Table 1-1 will not be able to achieve a highertop speed no greater that 68 MPH on an extended downgrade. All systems and components onthe bus shall not be adversely affected by these higher speeds. The Contractor may propose aspeed-limiting system to control top speed on downgrades.

1.07 Duty Cycles

1.07.01 ,;•' ^Coaches shall be designed to be compatible to the terrain and environment found in the District'sservice area. Also, coaches shall be capable of running continuously withcapacity loadin theterrain and environment conditions found in the District's service area. These cWditions includehigh humidity, rain, and temperature extremes. !! <, r/

Coaches shall be capable of continuous operation within the-District's service environment at acapacity load and an ambient temperature of 105° F withoutfqverheating or degradation of anyoperating component. They shall operate :in:stop and go downtown traffic with no adverseeffects. They shall also be able to safely arid efficiently negotiate trie-hilly conditions found inthe District's area. Grades ofup to 19 percent cah'fee found in the District service area.

Fig 4 shows typical routes thecoach shall take innormal revibnie service. These may includefreeway and arterial travel. Coadhes shall be capable of operating continuously on either oftheseroutes with a capacity load making all stops with an ambient temperature of 105° F withoutoverheating or degradation of any operating component.

[INTENTIONALLY LEFT BLANK]

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ACTRANSITDISTRICT

TECHNICALSPECIFICATIONS

Figure1-4

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REQUESTFORPROPOSAL60ftBRTBUSPROCUREMENT


1.08 Ride Quality

1.08.01

Each bus, at any load condition between empty and GVWR, shall produce a comfortable, stableride qualityon a variety of road surfaces of moderate to good condition,when driven at legalspeeds. On poor quality road surfaces, the ride quality shall not contain excessive instability orbottoming when the bus is driven at prudent speeds for the road surface. The bus shall provide asafe and stable ride at freeway speeds and shall maintain this condition even when changinglanes. „ p

* _ •

1.08.02 A-^The Contractor shall submit evidence, which may include technical analysis and comparisons orsubjective tests, establishing that the design used produces a ride quality "comparable to the beststate of the art for heavy-duty buses. Ride quality shall conform to these guidelines with the busloading ranging fromemptyto a capacity load. '*' !'«

1.09 Appearance j

1.09.01 NEach bus shall be designed to hold a quality appearance, both ©nslhe exterior and the interior,during the entire service life ofthe bus. AH initerials, fabrics, colojs^ textures, painting schemesand allequipment and components relating^© theUlterior decor of the^bus shall becoordinated.Detailing shall be kept simple; add-on devices and trim should be.minimized and where practicalintegrated into the basic design. : ~]"

1.09.02 q:.[~ V vThe interiorlayoutshall bie designed to convey a seinse; of spaciousness, pleasantsurroundings,comfort, convenience and modern ^desi^n, with a minimum ofprotrusions. There shall benosharp corners, redges,qr gaps thatcould cutortrapa passenger's hands and/or fingers. The designshall avoid h6rizbnts£ledges ancl other 'dust catchers' and water traps.

1.10 Passenger, Operator and Maintenance Personnel Safety

1.10.01

All design factors shall take into consideration the safetyof the passengers,operatorsandmaintenance personnel. Items requiring safety consideration in design include,but are notlimited to:

1. Elimination of sharp corners and edges

2. Locations for handrails and stanchions

3. Impact yielding handrails on seats

4. No obstructions in aisles

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5. Implementation of Federal safety standards, Intensity and distribution of interior lighting

6. Elimination of interior driver area windshield glare

7. Exterior lighting at doorways

8. Steps

9. Elimination ofpinch hazards on interior and exterior assemblies;l

10. Implementation of ADA requirements I'• ,

11. Body construction :( ,

12. Side impactbarriers, Paddingon seat back tops,"Non-skid step nosings,:; i;

13. Acceleration and Braking V. j . j;

14. Floor hatches >],:

1.11 Emergency Exits '"

1.11.01 OBuses shall be provided with adequate exitsfor quickpasseriger escapeduring emergencyconditions, which comply.with,applicablecodes and requirementsand the best industrypractice.

• -'*•--. ~'. •1.11.02 - ;

An air pressure relief valveshall be provided near each door to allow passengers to manuallyopen the door in an emergency,

1.11.03 ,;Most latg>e>passenger windows onthe sjdes ofthe bus shall open outward to provide anemergency escape path. Based on FMVSS, windows in the rear, raised floor section should notbe emergency iekit windows. The driver's side window is also an emergency exit.

1.11.04

Exits shall be provided to allow passenger escape ina rollover situation, including the useof roofexits.

1.12 Windshield Reflections

1.12.01

Buses shall be designed so that a bus operator shall see no hazardous infractions or windshieldreflections. The interior lighting design shall be coordinated with the design of the driver'sstation to minimize reflections off the windshield and other parts of the bus.

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Buses will be used in suburban areas on narrow roads without street lighting, and the driver'senvironment must be adequate for such use at night.

1.12.02

The Contractor shall,provide information on how this requirement is to be met at the designreview, and shall demonstrate the result on the prototype bus, for the approval by the District.

1.13 Service Life

1.13.01 y ""*>It is requiredthat buses be designed and constructed to assure a rnihin^um service life of at least12years or 500,000miles (805,000 km), whichever comes first'The^Gbntractor must submitevidence that the design is adequate to meet this. &

1.14 Failures

- . - • ' :• 3 ..

1.14.01 ' ' "V,* .:>-• i:Each bus shall be designed to minimize the potential for failure ofcomponents while the bus isin service. •.

The following specific examples are desigfti goals for mean mileage^ between failures by failureclassby bus,provided that all specified preventative!maintenance procedures are followed.

1.14.02 Physical Safety ^Physicalsafety is definedas a failure that could lead directly to passengeror driver injuryandrepresentsa severe crash situation.!1Mean mileagebetween incidents shall be greater than1,000,000 miles (1,609#00, km). ^

1.14.03 RoadCall = " \^Road call isi'defined as a1 failure resulting in an interruption of revenue service. Service isdiscontinued until thecoach is repfaced or repaired at thepoint of failure. Mean mileage betweenincidents "shall begreater than 20,000" rniles (32,186 km).

1.14.04 CoachiehangeCoach change isdefined as a failure thatrequires removal of thecoach from service during itsassignments. The coach is operable to a rendezvous point with a replacement coach. Meanmileage between incidents shall be greater than 16,000 miles (25,749 km).

1.14.05 Road Service

A road service is definedas a failure that does not requirethe removal of the coach from serviceduring its assignments but does degrade operation. The failure shall be reported by Operationsand/or Maintenance. Mean mileagebetween incidents shall be greater than 10,000miles (16,093km).

1.15 Maintainability

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1.15.01

Prime consideration shall be given to the routine problems of maintaining the buses. All systemsor components serviced as part of periodic maintenance or whose failure may result in a 1.14.02or 1.14.03 class failure shall be readily accessible for service and inspection.

1.15.02

To the extent practicable, removal or physical movement of components unrelated to the specificmaintenance or repair tasks involved shall be avoidable. These areas shall include but not belimited to the bus propulsion system and its accessories and components* fueling, storage tanks,batteries, electrical controls, multiplex components, electrical fuse arid breakerpanels, lightingfixtures, door actuators, fluid and air filters, test connections, ah;compressor, HVAC systems,andair system components. It shall notbe necessary to disassemble portions of the bus structureand equipment such as seats and flooring under seats in order to gain access to these areas.

• •'•, ' v n::

1.15.03 T-.J:aEach bus shall be designed to facilitate the disassembly, re-assembly, servicing or maintenancethereofby useof toolsand items thatare normally available as commercial standard items. Theengine compartment shall be designed, and equipment placed', fa> give maximum roompossiblefor maintenance accessibility. Special toolsmusthavethe approval of the District.

1.15.04 !\ V; :'The body and structure of all buses shall be designed for ease of maintenance and repair.Individual panels or other equipment, which may be damaged in normal service, shall be easilyrepairable or replaceable. Ease of repair shall be related tothe'vulnerability ofthe item todamage while in revenue service.

1.15.05 v.All electronic devices on the bus down to the component level shall be repairable andmaintainable by the District. No'potted electronic components or sub-assemblies are allowedwithout the specific approval of the District.

1.16 Electronic Noise Control

1.16.01 >Electrical and electronic sub-systems and components on all buses shall not emit electromagneticradiation that will interfere with on-board sub-systems, components or equipment, telephoneservice, radio or TV reception or violate regulations of the Federal CommunicationsCommission.

1.16.02

Electrical and electronic sub-systems on the coaches shall not be affected by external sources ofRadio Frequency Interference (RFI), Electromagnetic Interference (EMI). This includes, but isnot limited to, radio and TV transmission, portable electronic devices including computers in thevicinity of or onboard the buses, AC power lines and RFI/EMI emissions from other vehicles.

1.16.03

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Electronic components that are subject to RFI/EMI shall have shielded power and data cabling.Deviations from this requirement shall require District approval. On-board equipment caninclude but is not limited to automatic passenger counters, two-way radio, electronic engine andtransmission controls, automatic vehicle locating equipment, fare collection equipment, anddestination signs and associated wiring.

If one coach and/or component is susceptible to RFI/EMI, it will be assumed that all coachessuffer the same defect. Corrections will be made on a fleet basis unless the District grants relief.

1.16.04 >'Upon request of the District, the Contractor shall submit test data,,©!:; other evidence that all of therequirements will be met in Section 1.16. b? '

1.17 Noise Levels' : S

1.17.01 Interior Noise \ JO, -The combination of inner and outer panels and any material usedbetween them shall providesufficient sound insulation sothata sound source with ale^eicr 80 dBA measured at theoutsideskin of the bus shall have a sound level of 65 dBA or less atfeny point inside the bus. Theseconditions shall prevail with all openings, including doors and windows, closed and with theengine andaccessories switched off. r

The bus-generated noise level experienced by a passenger at any seat location in the bus shall notexceed 83 dBA and the operator shall not experience a noise leyei of more than 75 dBA underthe following test conditions. The;bus shall be empty except for test personnel, not to exceed 4persons, and the test equipment.AlLopenings shall.be closed and all accessories shall beoperating during the test; The bus shall accelerate at full throttle from a standstill to 35 mph onlevelcommercial asphalt6r cpncreterpayement in an area free of largereflecting surfaces within50 feet of the. buspath. Duringthbtest,the Snibient noise level in the test area shallbe a least 10dBA lowei;thari the bus under test Instrumentation and other general requirements shall conformto SAEStandard J366."''] ^

1.17.02 Exterior Noise

Airborne noise generated by the bus and measured from either side shall not exceed 83 dBAunder full powebapceleration when operated atorbelow 35 mph at curb weight and justprior totransmission upshift. The maximum noise level generated bythe bus pulling away from a stop atfull power shall not exceed 83 dBA. The bus-generated noise at curb idle shall not exceed 65dBA. All noise readings shall be taken 50 feet from and perpendicular to, the centerline of thebus with all accessories operating. Instrumentation, test sites, and other general requirementsshall be in accordance with SAE Standard J366. The pull away test shall begin with the frontbumpereven with the microphone. The curb idle test shall be conducted with the rear bumpereven with the microphone.

Rev7/17/2012 19ofl88


SECTION 2 - VEHICLE REQUIREMENTS

2.01 Body Structure

2.01.01 DesignIntegral design bus structure shall be used that consists or composes ofparts that togetherconstitute as a whole. Other types of structure may be used with the approval of the Districtprior to bidding, after submission of evidence that the bus structure proposed is suitable andproven for heavy-duty transit service over the required lifetime. ps. *

Alternatives to the detailed requirements of this subsection may be proposed by the Contractorwith proper data analysis for the District's approval. u:

2.01.02 / VThe exterior ofeach bus shall be ofclean and simple snape. The skin shall be1 ofsmoothpanels, securely fastened to structuralmembers and in a way that permits easy replacement orrepair, provides the necessary strength and rigidity for the design requirements ofthisspecification, and protects the basic structure from minordamage. Ofprimary concern areease of maintenance, durability, and consistency of appearance.

Reinforced fiberglass andplastic materials snaflbeexcluded from-the basic body skinand/orstructure, except for non-structural access doors, panels and caps. :

!. A __ j J

Exceptionsto this requirement may be proposed by the Contractor for approval by the District.

2.01.03

Water deflecting roof gutters shall be provided above, the doors and the driver's side window.The roof gutter over the driver's side.-wJindow shall extend to the front of the bus. When the busis accelerated^dep^lerated, coasting or stoppe^water from the gutters shall not spill onto theoutsidemjfrors, driver'Siwindow, and windshield or passenger doors.

Air flow characteristicsaround the moving vehicle shall not cause water, road dirt or tirethrown waterto accumulate onthe exterior mirrors, driver's sidewindow or front door glass.Water from tiresfparticularly in turns, shall not be depositedon exterior mirrors.

2.02 Interconnection Structure

2.02.01

Buses shall be equipped withan interconnecting structure (hinge) whichpermanently joins thelead unit and trailing unit sections, allows relative motion between the sections about thepitchand yaw axes, and allows a small amount of relative roll between the sections.

Rev7/17/2012 20ofl88


A rotating turntable connection shall be provided between the lead unitandtrailing unittoserve as a floor and allow passenger access betweenthe sections of the bus under all operatingconditions. The turntable shall be designed for all horizontal and vertical turns that the bus iscapable of making without introducing discontinuities between the turntable and adjacentvehicle floors. The turntable shall also accommodate, without damage, a minimal amount ofrelative roll between the lead and trailing units. The structures and finishes in theinterconnecting section shall be designed to prevent passenger injury under all conditions. Theturntable floor cover plate shall be supported so there will be no honing of the floor platemaking it sharp at the outer edge.The gap between the floor and thettipitable shall beminimized in order to preventa tripping hazard. It shall be designed "for ease of access forinspection and repairs ofall devices that are part of it or devices that pass through the turntablearea. Under floor turntable components shall be easily accessible; floor plates must be easilylifted and secured intheopen position byone person for inspection andrepairs; turntable seatsshall be quickly and easily removable by one person. , \z h

Theunder floor turntable area shall be completely enclosed by. the bellows andbulkheads onthe lead and trailing units to prevent drafts into the passenger ebmpartment. The&reabetween the turntable floor and the bellows shall beclosjedto prevent collection oftrash inthe bottom of the bellows. Closeouts shall be attached with Removable fasteners.

An anti-jackknife joint shall be provided, aThis joint, by sensing,vehicle speed, relativeangle between the lead and trailing sections, throttle, and braking'actions and any othernecessary inputs, will control the degree of stiffness m'thfeyointto insure that the bus doesnotjackknife or operate in a dangerous or unsafe1conditio"ri.nTne District shall approve theanti-jackknife joint. J

The interconnecting structure shall be designed to prevent separation of the lead andtrailing units. l« j

2.02.02,; -'''' ^;. >;Provide easy access to overhead lines.(electric, air, hydraulic, refrigerant} passing throughthe joint: Hydraulic fittings Jo be "Parker" or approved equal.Lines are to be secured,separated- ;and labeled atthe lead and trailing unit bulkheads. Separation shall bemaintained 6n-the flexible portion of all lines. All electrical terminations and hose fittingsshall be easily visible and easily tightened orremoved without removing any othercomponent. All lines, routing, securement and labeling shall be approved by the District.

In orderto preventdamage to the structure andelectrical, air, hydraulic and refrigerantlines whenthe vertical or horizontal bending capabilities of the hinge are exceeded, thebus shall be provided with appropriate warning devices, brake interlocks and positivemechanical stops. Thesedevices shall operate when the maximum bend angle is beingapproached in either plane. A means shall be provided so the driver can override thecontrol or recoverfrom the situation. The bus shallbe equipped with a reverse speedgovernor which shall apply the brake and accelerator interlocks when bus speed in reversegear exceeds 1.5 mph (2.4 km/h) but the bus shall have sufficient power in reverse to back

Rev 7/17/2012 21 of 188

AC TRANSIT DISTRICTTECHNICAL SPECIFICATIONS REQUEST FOR PROPOSAI

______J^t_bu^procurESentout of wheel locator 1!4" ?» ^

2.03 Bellows2.03.01

resistant and the under floor arearfthebejows s11hf™ ^T™ sha" be ~™sionpassageway between the lead unit and trahZZnH 1 ut^ l° dea" When nece^ry. Thenear yequal as possible to the inside tos eetion of1 ^T ^ Cross section ât is ascreated by the turn table eross seetion rc, "us tSS tS,,7ith n°*«h«supporting structure and stiffeners shall support the M, *Sha" be durable and to'manner. The Contractor shall sunnlv2? , Smaterial in aneat, sag-freege offellows ^P^tJS^^^^^.^^ît^^êvaluate at the District, <^V^£4»££M*"^

2.04 Subfloor2.04.01

Sub floor material shall be of3/4-inch ri9mm^ 7 , ,with no voids. The material shall be we In^L?/ PyW°°d'^ for exterior ê, andraw edges, wood-to-wood surfaces, anTwdfo1?"a"d^^*insects'. A1waterproofed using an approved mjrJnriL^Tu ^ Sha" be coated a"d totallyand filled as necessary w'ith WaterloofifeaftS uT ?*,."* fl°°r ^ be finis""dthe manufacturer of the floor covering so thatZ Zn '" ** ma"ner prescribed *visible after installation of the finish floorn. Z ^ <T '.rregularities a"d/or seams aretotally supported by structural framing sub-floo™g seams and/or joints will be2.04.02

elastic deflection of no more than 025 ncS m1V T' *e fl°°r sha" have »District sha,, approve sub-flooring£^^£&"*"»* «•*«. The2.05 Floor Covering

2.05.01

TJ.oU^

AC TRANSIT DISTRICTTECHNICAL SPECIFICATIONS REQUEST FOR PROPOSAT

60ftBRTBUSPROCuSNT

2.05.02

S5S53S5SSHS..;;^ *SJ25SS2S be~T"— "*•*- width ofstep tread with 3/16 inch step no^SiS^ "A,tr°""«*** •**yellow color. * wim ,nteSral abrasive strip or approved equal in

2.05.03

front dash, interrupted only for the ^fiSHEE^*"" *" "*"" *° the2.05.04

Plate shall be attached with screws, and atnfn laver of n,T he*",.no«kM "^rial. Theunder the plate to prevent water damage or fleSg n°n-hardenmS cau"< *aU be used

2.06.01

«-i

'&2.06 Moldings

Interior trim moldmg around the base of the driver's olatform Huhousings and any raised seating areas shall be ofloH•T? ' rear Seat riser> wheelapproved material. The edge of the driver' tttll f m,"Um' Stai",eSS steel or otherright angle anodized alumfnum orstall's £ IT, ° 7 ^ Seati"g area sha" "ave aattached with stainless steel screwstd se ,d07he ft" J""" m°'dingS Sha" beexclude water and dirt. I, shall provide a, finteH Vert,Ca' SUrfaCe S0 as tofrom scratches and quality control defects appearance. Anodizing shall be free

2.06.02

Any air ducts located at floor level shall be ofsmooth fi„i*i, . • iStrength to resist damage by passenger's feet "St3m,eSS *~* °fade(Juate

Xi*\*


2.07 Interior Paneling and Carpeting

2.07.01

The interior panels may be integral with the basic structure of the vehicle. Panels shallhave sufficient strength to resist vandalism and to avoid resonant vibrations underoperating conditions. The surface of lower sidewall panels and of ceiling panels shall beeasily cleanable and resistant to scratches and marking. The interior panels shall beapplied in sections and secured properly with a neat finish. All metal attaching hardwareshall be stainless steel.

h

Ceiling panels shall be supported to prevent buckling, drumming or flexing. Panels shallbe installed so they will not discolor from contact with structural piece's,behind them forthe lifeof the bus. Trim strips atjoints of ceiling panels,.shall'be of vinylblad metal.

Lower sidewall panels shall be easy to remove forîiaintenance and it is strtfngfy preferredthat they be removable without the dismantling orremoval of any side windowsrraming ortrim. Replacement panels shall fit easily through thd doorway1 of,a finished bus! Sidewalland ceiling panel thickness shall be a minimum of G.J 00 inch (2.5mm). All interiorpanels, panel size and installation shall be approved by the Efisty-ict.

i S ' , " 2 tl ; SrU ",, :: t

2.08 Vbêl housings :, :*'" "" •] " L -; "

2.08.01 ]. /" 'VvSecond and third axle wfreeFhousings shall be constructed ofminimum 14 Gage(.0747 inch, 1.8974 mip) stainlesssteel. Front axle wheel housings may befiberglass and grey, m, color. Whe^l housings shall be reinforced to resist damagefrom stones, broken tire phains or |ire fragments and to prevent any entry ofsuchitems into the passenger compartment ^Tfre jdeîgh shall haveno exterior ledgesthat will trapswateV^<|/or dirt; a,

• ; ''•""''•' '• " 3. ' E J ' 3 "'0

WheeJ housings shall prbyide clearance to permitthe bus to be driven to a repair facilitywith one or more air suspension bellows deflated. There shall be aminimum of 4 inches(102 mm) bfClearance, or 3!.înches with pre- bid approval, between a fully inflated tireand the wheel ihPousing on allisides to afford adequate hand clearance for tire chainapplication to the1 £lr|ving wheels. Drive axle wheelhouses shall have no fasteners, bracketsor gaps that will tra'p Jaobioken tire chain. The District shall approve design and colors ofthe wheel housings. pB

2.09 Entryways

2.09.01

The front platform area including the aisle floor ahead of the wheelhouses shall provide apassageway wide enough to meetthe objectives under 2.09.02, past the driver's stationand fare collection equipment and into the bus proper. The design shall accommodatepassengers in wheelchairs as well as on foot (1.03.07).

Rev 7/17/2012 24 of 188


Floor coverings shall be attached continuously to the sub-flooring without voids or trappeddebris, using methods and adhesives recommended by the floor-covering manufacturer. Thefloor shall be neat in appearance, free of tripping hazards and easy to clean by dry methodsand wet wash with cleaning solutions. Bus floors shall be undamaged for the life ofthe bus byroutine cleaning with wet wash methods. It is expected that the floor covering (excluding steptreads) will last the life ofthe bus. The District shall approve materials, adhesion methods andtrim of the floor covering.

2.05.02 %\The outer edge ofeach entryway shall be marked with "Altro", orapjwove'd equal, 2.7mm stepedge with integral adhesive strip, running the fullwidthof the ejdge^n yellow color. Atransverse standee line shall be provided at the aft end of the ffont do&a entrance area in yellowcolor. . 3_ n£t

- fi =" -. * • 3 " &0" ** nqbk

Steps in the aisle shall meet the dimensional requirements ofSection 2.10, Bbthea width ofthe aisle, be plainly marked and illuminated, be c8yerjed with "Altro" orapprove^1equalstep tread with 3/16 inch step nosings with integral abrasive strip or approved equal inyellow color. &

a

2.05.03 ^d . 'CSi n a u - <•

The floor and front entrance area shallbe covered with "Altro" orapproved equal 2.7mmflooring, installed betweenthe wheelhouse's: an3 Air&iing longitudinally from the rear seat to thefront dash, interrupted only for the steps indie aisle'and thejoint.

c0

2.05.04 y s-Vii •;;The wearing area oftr|e driver's"station platformushall be covered with a 14-gauge aluminumplate covered with* ,1Tal^)urd-Jorie^" TACTAL, oTjapproved equal non-skid material. Theplate shall be attached wifescrews,"and a thin layer of non-hardening caulk shall be usedunderthe plateJo^prevent waterdamage ©X flexing.

a*w k' •"« 3;; &n. 's a' ./V ' %V 3c . 2.06 Moldings

•t ". I If! ' G'- I 3D J

2.06.01 \3Fi ;-•Interiortrim molding aroun&fhe base of the driver's platform, dash, rear seat riser, wheelhousings and stay,raised seating areas shall be of anodized aluminum, stainless steel or otherapproved materialise edgeof the driver's platform and any raised seating area shall havearight angle anodized"alujninum or stainless steelmolding. Any trim moldings shall beattached with stainless'steel screws and sealed to the floor and vertical surface so as toexclude water and dirt. It shall provide a neat, finished appearance. Anodizing shall be freefrom scratches and quality control defects.

2.06.02

Any air ducts located at floor level shall be of smooth finish stainless steel ofadequatestrength to resist damage by passenger's feet.

Rev7/17/2012 23ofl88


2.09.02

The vertical clearance between the top of the front door opening and the floor shall be aminimum of 68 inches (173 cm).

Thefrontdoorway clearwidth, including door-mounted passenger assists, shallbe no lessthan(32 inches). The rear and middle doorway clearwidth, including door-mountedpassenger assists, shallbe no lessthan (41 inches). Clearopening is measured betweendoor panels or handrails, whichever is less. ?S

2.09.03 , : &:The floor area just inside the doors shall be slightly sloped to^revehi water from collecting.Sealingat the door bottom shall precludewater entry. Floor edge nosingi(Section 2.05.02)shall be supplied. : " ; ":V

2.09.4 , !; J -At each door entryway aBraille placard shall be attached to the^clpsest modesty panel thatdescribes the bus number. The size and location of the placard"shall be determined andapproved by the District.

2.10 Steps

2.10.01 ; : ,—•-.-Risers shall be vertical and they shall be 7.5 to 10 inches' (109 to 254 mm)equalwithinavariation of 0.5 inch (13 mm).; JJsable step tread depth between the nosing and the risershall not be less than 1} inchesX?79 mm).

• 2.12 Thermal and Sound Insulation

, •: . 3 ,. •) ' '• '< .' " ' "i ~ '•' .. '• ' ?

2.12.01 <,*" " * *J.*l*, VX,The floors walls, ceiling a^id propulsion compartment of all buses shall be adequately insulatedto: :".. \ r : ..' . •"

• Control body surface temperatures• Assist in providing-the required interior temperature environment• ObtainLthe,required noise control.

Insulation in the engine compartment must withstand grease, oil, dirt and steam cleaning forthe life of the bus, or it shall be locatedon the passenger side of the engine compartment, andfully protected against vandalism.

2.12.02

Roof insulation shall be at least 1 inch (25.4 mm) in thickness. In addition, it is preferred thatthe underside of the roof skin be coated with an approved undercoating material to reducecondensation in cold, damp weather, and noise. Sidewall insulation shall be at least 0.75 inch(19 mm) in thickness. Material shall be selected and installed so insulating properties will not

Rev7/17/2012 25ofl88


be impaired during the life of the bus. Alternate configurations may be proposed forapproval by the District.

2.13 Strength Requirements

2.13.01

Each bus, at capacity load under dynamic and static conditions, shall not exhibit deformationor deflection that will damage panels or structural members or impair operation of doors,windows, or other mechanical elements. The Contractor will be requested to provide awritten certification or copies of actual test results or both for all.requirements of Section2.13. Static conditions include the case of a bus at rest with an^ one; wheel or combination ofwheels mounted on a 6-inch (15 cm) curb.

Dynamic conditions include operation on a variety of road surfaces at prudent1 speeds uptothe maximum for each type of bus and road irregularities such as potholes an&srailroad levelcrossings. ' ' :~z\ V ];j'

The structure of each bus, at the maximum practical passenger load, shall withstandwithout permanent deformation or damage,, impact and inertiaj loads due to unevenroadways traversed at prudent speeds or,<;6Qbasional aberrations at normal speeds.

2.13.02 'r •:<-The bus body and roof structure shall withstand a static load1 equal to 150 percent of the

J -j 13 v •• " " licurb weight evenly distributed.ori the roof with no more than a 6 inch (152 mm) reductioninany interior dimension. Windows shall remain in place and shall not open under such aload, but shall be easily1 opened whenused as emergency exits.

''".'' . 1! " ;,

2.13.03 ..«. V, -''l ' ''*-*?•*The bus.sliali withstand a25 mph £40 km/h) impact by a4,000 pound (1814 kg), post-1973,American automobile atany point, excluding doorways and bellows, along either side of thebus" ot front end with no more than 3r inches (76 mm) of permanent structural deformation atseated passenger hip height. This impact shall not result in sharp edges or protrusions in thebus interior. *

2.13.04 'y~ -vExterior panels belo\y the window lineand their supporting structural members shall withstanda static load of 2,000 pounds (907 kg) applied perpendicular to the bus anywhere below thefloor line by a pad no larger than 5 inches (127 mm) square. This load shall not result indeformation that prevents installation of new exterior panels to restore the original appearanceof the bus. Components located behind these panels cannot be damaged by this test method.

Rev 7/17/2012 26 Of 188


2.14 Resonance

2.14.01

It shall be a design objective to provide buses where all vibration frequencies of the body,panels and structure, including vertical, lateral and body torsional modes, are sufficientlyoutside the bandwidth of all primary and major harmonic operating frequencies of all rotatingand reciprocating equipment, including the engine, so as to preclude resonant vibrations.

2.15 Fatigue Life ; J

2.15.01 / ' ^The basic bus structure shall be designed so that fatigue damage will not occur throughoutthe service life of the vehicle. •,. • -,

2.16 Exclusion,of Water -x '-, ^ -7

2.16.01 : ; 'Eachbus shall be tested to assure that the underside, wheelhouses, floor, exteriorbody,windows, passenger doors, lamps, access £loprs andother openings do not admit waterinto the interior of the bus or into any compartments covered byexterior doors duringoperation. Any equipment compartment located inside the coachshall be sealed fromwater entry. . ' - rs

2.16.02 V

During production, preferably before interior components and insulation are installed, eachbus must be tested in accordance; with a water test-rjroposed by the Contractor and approvedbytheDistrict, approval rriusfcbe given ton duration of test, rate ofwater flow, amount andplacement"ofn^zzles,] and nozzlepressure/paftern. Buses that fail any part of this test shallberepaired'and 100 percent re-testeduntil they pass.

Use ofsealers, externallyapplied to alreadyattached components to meet the watertestrequirement, is prohibited All exterior hardware must be installed. Notemporary sealing methods can be used.

After delivery, medistrict will water test all buses ina bus wash rack. Leakage during thistest will be repaired by the Contractor, who will also make appropriate corrections in theassembly line and factory water test.

2.17 Resistance to Corrosion

2.17.01

All exterior materials, finishes, surface treatments, and any other bus surfaces subject to theconditions below shall either be of non-corroding material or fully protected by the applicationof corrosion preventatives. Buses shall hold standard quality when subjected to tire-

Rev 7/17/2012 27ofl88


thrown rocks, puddles of water, saltwater air, commercial floor, ceiling and wall cleaningsolutions, window washer solutions, human wastes, and extended periods of damp and rainyweather. Buses will normally be stored outdoors.

2.17.02

The underside of each bus shall be coated with a non-flammable material, "Ashland PetroleumCo." Tecryl, "Liquid Plastics Limited" lsoclad, "Dolchem" 7751 Hydro Armor, "PPG"Corashield (white) or approved equal, to inhibit corrosion. The corrosion inhibitor shall be ofa light color (preferably white) to aid in under coach inspection and maintenance. Specialattention will be given to applying the inhibitor on all horizontal frame members, wheelhousings and other dirt/water catchers. All bellows, valves, air system components, brakesystem components and electrical connectors shall be covered when "applyingtheundercoating to facilitate easy replacement ofparts whertRequired. Application ofthe undercoach corrosion inhibitor shall be approved by the District. • , :>;

-." j.. '•'•

Thebattery compartment and adjacent areashall be protected against corrosion'frombattery fluid. Specific information is in Section 2.23. ,

2.17.03 _ " OAll unpainted exterior and interior hardware shall benon-magnetic^stainless steel orsteelcoated with ASTM-8-633-85 Fe.Zn SC 3"(type 2T, supplementary |g61d chromate treatmentiridescent yellow). The District reserves the rigtit-to^equest sample testing to determineconformity using methods referenced inASTM-A-165,3A7219 and/or 8-117. Other methods ofcorrosion protection may jberJused. Alternate hardware coatingmethods must demonstrate thesame corrosion protection life results using the Sjait Spray (Fog) Testing ASTM-B-117 and beapproved by the District., Exteriorpr interior component hardware that will see removal andreplacement to normally^service the component must be non-magnetic stainless steel or othernon-rusting material. " • O.. - -.

2.17.04 J* : -'"O-Completed unassembled frame structures; sub-assemblies orcomponent parts shall notbestored or assembled in locations that allow moisture to rust the interior or exterior of the

materials. Ho rusted or corroded metal may be used in the bus. After assembly, the interior ofall sidewall tubing up to the roof and under floor frame (structure) tubing shall be coated with"Waxoyllnc." 120-4, "Ashland PetroleumCo." Tectyl corrosion preventative, or approvedequal, applied in accordance with the manufacturer's recommendations and with themanufacturer's approved application devices. Frame tubing shall have drain holes with anapproved anti-plugging method installed to eliminate any water trapping or build-up. AnyWaxoyl application hole not utilized as a water drain shall be closed and sealed using plasticplugs. The use of "CoraTube" material is strictly prohibited. The Contractor shall beresponsible for providing an approved method and equipment to check for proper application.

Any bus body or chassis assembly carried on an ocean-going vessel must be carried belowdeck on a Role-on Role-off ship. Shipping methods and corrosion protection shall be approvedby the District.

Rev7/17/2012 28ofl88

AC TRANSIT DISTRICT



2.17.05

All unexposed metal body parts shall be primed or painted prior to assembly. Jointsbetween dissimilar metals shall be treated or protected so as to prevent electrolyticcorrosion for the service life of the vehicle. All bright metal exterior components such as(but not limited to) lamp sockets, brackets, mirror assemblies, rivets and clamps shall notrust.

2.18 Exterior Finish

2.18.01

Bus exteriors shall be painted to the general design as shown in Figure 2-1. Variations tothis color scheme may be required in order to accommodate the specific styling of theContractor's buses. Colors and material shall be approved by the District.

After execution of the Contract, the Contractor shall supply to the District detailed drawingsof the front, rear, both sides, and roof of the bus that will be supplied. Within 90 days ofreceipt of the drawings, the District will return these drawings to the Contractor with detailsof the color scheme included.

i i

Figure 2-1

2.18.02

The exterior of the bus shall be finished with " PPG" Delfleet Essential", DuPont" lmron 7200,or approved equal polyurethane enamel. The finish coat shall be free of runs, sags, dirt and/orsilicon contamination, orange peel and areas of no gloss. Finish coat thickness and applicationmethod shall be as specified by the finish coat manufacturer. All primers and fillers appliedbefore the finish coat shall be approved as to material, thickness and application by themanufacturer of the final finish coat. Surface preparation of the substrate shall be similarlyapproved. The Contractor is required to submit procedures for the installation of any reflectivetape. The Contractor shall supply copies of all required approvals to the District before

Rev 7/17/2012 29 of 188


production. All exterior paint, primer, fillers, etc. shall be lead-free. There shall be no bare orexposed metal surfaces showing on the exterior of the bus, exclusive of ornamentation,accessories and bumpers.

2.18.03 Not Used

2.18.04

Any small decals installed on the bus body, e.g. 'Jacking Point', 'Electrical Main Switch', 'AirTank Drain', shall be black or white letters (depending on the paint color) on clear.

2.19 Interior Finish ,

2.19.01 , : ,

Bus interior ceiling and vertical surfaces not melamine, vinyl orbright metalj including certainareas of the driver's station, shall be painted with, DuPont" lmron Paint Code #F6812IyIR", orapproved equal polyurethane enamel. Inside finislf arid primer coats shall be applied'per thespecifications of the finish coat manufacturer. The District shalr approve the degree of driverstation paint 'flatness'. All interior paint, primer, fillers, etc. shall be lead-free. Colors andmaterial shall be approved by the District. r

2.20 General Painting Preparations

2.20.01 \All metallic and non-metallic surfaces shall be thoroughly cleaned, by methods in accordancewith the paint manufacturer's recommendations, immediately before the first coat of paint isapplied. All metal-to-met^l jointsshall beproperly?rMmed. Wood-to-metal surfaces shall becoated with antj-squeak compound. All .paints and surface preparation methods shall beapproved bytheDistrict. >

2.21 Fleet Numbers

2.21.01 v. .:-.Buses shall haVe^fleet numbers'applied in sequence with factory VIN numbers. Factory VINnumbers shall be in one sequential group per delivery group. The District will inform theContractor of the fleet number sequence within 90 days of contract execution. The Contractorwill submit a completeiist of fleet and VIN numbers for approval by the District before thestart ofproduction.

2.21.02

The exterior fleet numbers shall appear on all four corners of the bus. Locations shall includeabove the rear windows, driver's window, above the front door, center of the rear of the busand both front corners below windshield. These numbers shall be 5- inch (127mm) reflectivevinyl characters. The fleet numbers on the roof shall be large characters labeled longitudinallylegibility by police aircraft. Interior fleet numbers of the bus located above the windshield and

Rev7/17/2012 30 of 188


above the rear window shall be provided by the District. The District shall approve the fleetnumber style and locations.

2.22 Builder's Plate

2.22.01

A metal builder's plate shall be installed on the inside of the front of the bus, listing themanufacturer's name, bus or chassis model, VIN number, date of manufacture and any otherrequired information. The plate shall be installed with permanent metal fasteners. Alternatively,a non-removable foil tag mounted to an aluminum plate pop riveted rt© the*b,us may be supplied.The District shall approve the Builders Plate location and content.,

.. u" ;' :i;''. v2.23 Battery Compartment

2.23.01 r' vEach busshall be equipped with a battery compartment andpreferably a swing-duf batterytray, accessible from outside only and hinged to swing1 open counter-clockwise on thecurbside or clockwise on the street side. The battery compartment shall be on the curb(right) side of the bus. It is preferred that the battery compartment also slide out, in order toprovide working room beside the engine!JT\e stowed batteries are parallel to thelongitudinal centerline of the bus. The battery"compartment shall be^ds far from exhaust heat,engine heatandothergenerated heatas is practical andjStill be conveniently located forinspection, maintenance and battery replacement. The design of the battery compartmentshall prevent the entry of dirt ;aiid water. In addition a metal 24 volt caution tag,approximately 12 inches long by,4 inches tall (305mm by 102mm) shall be provided on theinside of the battery compartment Recess door. This tag shall be held in place by a meansother than glue. The tag'shall, haveredHelvetica leftering ona white background. TheDistrict shall approve the bart» '̂compartn^erit,and all components.

2.23.02 JJ OThe frameLand tray shall beinstructed to provide ease ofmovement without deformationofmembers^ormounting hardware. The compartment, tray, and hardware shall be ofstainless steeLTJie compartment shall ventbattery fumes andwill have drainage forwashing batteries jand compartment. Provision shall be made to securely latch the batterytray in the retracted position and, in addition, a detent or a spring activated positive typelock shall be provided in the extended position. There shallbe no lip on the edge of the traywhere the batteries are"slid into and out of the tray. The battery tray shall easilyaccommodate any two 8D flag post batteries from major manufacturers. A swing-out trayshall have a zerk fitting to lubricate the tray pivot.

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2.24 Electronic Equipment Compartment

2.24.01

Each bus shall be equipped with a fully sealed compartment located on the left front wheelhouseto provide a mounting location for a radio transceiver, data package, security camera controller,APC equipment, and other electronic equipment. The compartment shall contain four slide outshelves capable of height adjustment. Shelves shall securely latch in the stowed position.

2.24.02 , ; ••«The compartment shall be equipped with a power supply and shall be a minimum 40 incheshigh by 21 inches wide by 27 inches deep. The compartment shafrhtfye two compartmentdoors. The compartment shall be sealed against theentry of ^afer, ahd"equipped withadoor, retained with approved fasteners. The District shall approve the b6x«design, shelves,and power supplies.

2.25 Towing and Lifting ]i _

2.25.01 VVProvision shall be made for lifting and towing the bus from the-front with towing service towtrucks usedby the District. Buses will be|6we^ in the forward^dfrection with the front of thebus lifted. All bus bodies shallbe sufficiently strofigtopreventpermanent deformation ordamage while being lifted or towed.

Alternate provisions for towing and lifting may be proposed for approval by the District. TheDistrict must approve:all provisions for towing and lifting.

2.25.03 V • ~'r/Hoisting and jacking points shall be provided-on each bus for use with a pit hoist, post liftusing one pos^per axle, platforrhfooist or a portable hoist under each wheel or axle.

With atire or dual tire set completely flat and the bus on a hard level surface it shall bepossible to safely jack up the; bus with either a common 10 in (254 mm) highhandjack ora 10-ton floor jack. "*

•. ii *

If it is not possible to slide a floor jack under the jacking point with airbags deflated atany wheel end location,.provide suitable jacking points on the outside of the body ateach wheel opening. ;

With the bus at normal ride height, there shall be clearance to slide a 9.5-inch (241 mm)high portable hydraulic jack under a jacking point at each wheel.

These locations shall be sufficiently strong to withstand the jacking force required to liftthat portion of the bus without damage to any vehicle components. The bus shall be capableof being lifted at any one or combination of three points without permanent deformation.

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2.25.04

Towing pointsunderthe bus and hoisting andjacking points shall be marked with riveted,permanently attached metal tags of a contrasting color. A riveted, permanently attached metaldiagram showing size and location of hoisting and jacking points shall be provided. TheDistrict shall approve the design and locationof the tags and diagram.

2.25.05

Provide sufficient bumper and frame strength to allow another bus or a maintenance push/towvehicle to push the bus from either end without body, bumper or bike Tackdamage.

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SECTION 3 - FURNISHINGS

3.01 Door Panel Configuration

3.01.01

The frontdoor shallbe of the slide-glide two sections, inwardopening type, andthe rear doorsshall be ofthe slideglide or outward-opening type. The District shall approve outward projectionof door panels in any position. Alternative configurations maybe proposed by the Contractor forapproval by the District. The District shall approve door panels, handrail^ glass, design andlocation. E u

i";;" t:

3.01.02 / Vi,Doorpanels shallbe ofadequate strength to performtheir function withoutibuckling or shaking.Doorsmay be made from aluminum sheet and extrusions, assembled with threaded fasteners.Fastening system shall be non-corroding persection 2517.03. The intent is to provide a repairabledoor. Window glazing, retained by arubber channel,^referably with an integral looking strip foreasy replacement, shall be provided which covert at least.80 percent of the areaof.eachdoorpanel, withtwo-piece glazing required (Section 3.11.03)". n', k ^'

3.01.03 "'V.Sensitive edges shall be supplied on all dobr£ except the front door panels.

3.01.04 ^ /^V,^,.Durable rubber weather stripping 2to3 inches (51-76 mm)pWpanel shall be provided on thematingedge ofeachdoorpanel.;The rubber matingedge of the forward panel of each doorshalloverlap the outside ofthe rear panelswhen closed." Additional approved weather stripping shallbeprovided around all'door panels,and the doorway openings, as necessary, to preclude the entryof water, dirt, drafts orobjectiqnabjbinoises. "

3.01.05 y-'-^-uis. :o.: " :!-j:It shall be possible to openand close either,passenger door whenthe bus loaded to gross vehicleweightra|in£ is not knelt and; parked with the tires touching a*inch high curb on astreet slopingtoward the^qurj? so that the street sidewheels are 5 incheshigherthan the right side wheels.

3.02 Door Actuators and Linkages

3.02.01

A single door engine asmade by "Vapor Activair", orapproved equal shall power each pair ofdoor panels. The time to fully open or close shallbe adjustable between 2 and 4 seconds. Doorsshall remain in the closed position without rattling during bus operation. Actuators shallbedesigned to prevent doors from slamming open or closed under any combination ofdoor control,front door air release, and door panel position. Exhaust air from actuators and controls shall bevented outside the bus or with Districtapproval, vented quietly inside the bus. Alternativeconfigurationsmay be proposedby the Contractor for approvalby the District. The District shallapprove dooractuators, linkages, electronic control devices, enclosures andtheir designs.Proximity switches are strongly preferredto micro switches.

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3.02.02

The actuatorassembly shall be concealed fromview and shall be located for easy servicingaccess. Access panels to the actuator assembly shall be hinged at the top with metallic 'piano'hingematerial. Hinges shall be securedwith nut and bolt type fasteners.

Each actuatoraccesspanel will be equipped with 2 adjustable quarter turn spring latches, orotherapproved latches, easilyoperated by hand and requiring no tools.Eachaccess panelshallbeheld open bymeans ofanover-center spring, gas cylinder orapproyedprop. Access panelsshall have a minimum travelof 130 degrees when opened and shallniot interfere with oilierinternal components.

T " "i

3.02.03 : %i>.Door actuator linkages shall be designed to preclude lubricant frbm becoming visible or fromgetting on surfaces that passengers may touch, throughout the service life ofthjkbus. Any shaftsand/or linkages exposed shall be enclosed with a metal shield, painted to match trie area color.Operation of doors shall produce no pinch or traphazardto passengers. ', '

3 i! •

3.03 Door Controls" ;i"

3.03.01 : > ,;-X :,-The door control shall be located in the operators's area within the hand reach envelopedescribed in SAE Recommended Practice J287, "Drivelr Hand Confrol Reach." The driver's doorcontrol shall provide tactile feedback to indicate the commanded' door position and resistinadvertent door actuation. The control device shall be protected from moisture. The door controldevice handle shall bedfree from interference by other equipment and have adequate clearance soas not to create a pinchm^ hazard. Allentrance andexitdoors shall be fully airoperated withpneumatic door engines, with a five?position door control valve with single lever handleoperating in horizontal plane. Alternative configurations may be proposed by the Contractor forapproval byttie* District, The Disfrict shall approve all door controls and their locations.

3.03.02; , " : VThe operation ofthe curb-side,doors and street-side doors shall be independent from each other.When the stre&rside doors arbactuated, the curb-sidedoors shall be locked out and actuationimpossible. Whehithe curb-side doors are actuated, the street-side doors shall be locked out andactuation impossible1. .Operation of,and power to, thepassenger doors shall be completelycontrolled by the driver. Proximity sensors located on the exterior street of the bus shall monitorthe presence of an elevated station when the bus docked. Whenan elevated station is presentonthe streetsideof the bus the streetsidedoors can be enabled and/oropened by the driverand thecurbsidedoors are locked. When the street side sensors do not detect a station at a bus stopthestreet side doors are locked and the curb side doors can be enabled and/or opened by the driver.A light on the driver dash shall monitor the sensor condition and provide an indicator to the busoperator if the sensors are in a failure mode.

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3.03.03

A control or valve in the driver's compartment shall shut off the power to, and/or dump thepower from, the front door mechanism to permit manual operation of the front door with thebusshut down.

3.03.04

A master door override switch which is not within reach of the seated driver shall when set in the"off position, closethe doors, deactivate the door control system, release the interlocks andpermitonly manual operation of the doors. .. •

3.04 Rear Door Safety Devices' ,

3.04.01 General '' ^ .The District shall approve the design, components and the operation of the rear door sensitiveedges and the interlock systems. The closing door edgespeed shall not exceed 12 inches persecond, and opening door speed shall not exceed \%inches per second. Doors shallnot slamclosed under any circumstance, even if the door is obstructed during the closing cycle. If a dooris obstructed during the closing cycle, the pressure exertedon the obstruction shallnot increaseonce initial contact has been made.

3.04.02 Sensitive Edges ;V;; '"•:;>. ;j >Electric sensors shall be provided in the meeting edges of the nibberyweather stripping ofthe reardoor. The design of the sensor shall be coordinated wjththe design'of the door and the rubber sothe following criteria are met:, "" -

r' "• J -I J!1 ii .1

The door edge systemshall be desigjned torelease; the door-closing force and to reopen itsufficiently to immediately and fully release apersbn^or object that is caught in the closingdoors. It shall have rubber edges and/or seals (used^to'activate theautomatic opening cycle ondoors oralert driver Jo obstru6tion). If tne'doofedges are used as a pressure-sensing device,sealed ends BnairBe vulcanized rubber. No silicon shall be used for this purpose.

Doors shrill reopen when closing on aJrihch smooth cylinder between the rubber edges. Thedoor shall reopen when the ljihch smooth cylinder is placed at all positions along the verticaledges, except: Within 2 inches from the edgeat the top and within 2 inches from the edgeat thebottom. The system shall be designed to reactto this obstruction within no more than 1 secondcommencing from the time the sensor edges come in contact with the rod.

The system shall be designedand equipped to signal the driver if the doors completely close onany part of a person's body or any object. This signal shall be audible to the driver and shallsoundwhen the edges close on 1 inch smoothcylinderperpendicular to the planeof the door,except within 2 inches from the edge at the top andwithin 2 inches from the edge at the bottom.

The complete sensitive edge system shall be supplied by "Vapor Division" or approved equaland meet all California Code of Regulations.

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3.04.04 InterlocksThe rear door interlocksystemshall be enabledwhen the master switch is in any position exceptoff. The rear door shall be interlocked to prevent the bus from moving unless the door is fullyclosed and the operator makes a full brake application.

A brake interlockshall be providedand the brakes on at least one axle will be appliedwhen, orbefore, the rear door begins to open. Activation of the rear door interlock system shall activatethe brake stop lamps. The brake interlocksystem shall incorporate a speed sensor to preventengagement of the interlockover 3 mph (4.8 km/h). This speed sensor system shall fail to acondition of brake interlock operation at any speed. •••*

An accelerator interlock shall also be provided to prevent the engine from speeding above idlewhen the rear door interlock is actuated and the rear door is open. The accelerator pedal shall bereleased and free when the interlock is activated. The brakes cannot be released nor theacceleratorapplied while the doors are open except asiisted under Interlock Override System. Ifthe Interlock Override System is placed in the override position it shall actuate a warningconsisting of an audible indicator and a red light indicator visible;to the driver with a labelintegral with oradjacent to the light stating "Warning-Interlock'Deactivated" in letters at least3/16 inch high.

No more than 35 pounds (15.9 kg) of force snalkbe required to remove a 1 inch smooth cylinderafter the rear door closes on the cylinder and the sensitive edge or safety device on the rear dooris inoperative. This requirement also applies to the frontdoor.,

3.04.05 Not Used .-./-'

3.04.06 Emergency Release MechanismA release means shall be provided inside the front and rear door actuator boxes to allowpassengers to, manually open trie doors in ah emergency, using aforce of no more than 15 pounds(11.4kg) with me coach jesting on level road. The door interlocksystem shall apply the brakesto stop the bus when the rear door release is actuated, or alternatively when the rear door ismoved from the closed position. The releases shall be inaneasily accessible location with afrangible plfstic cover, and shall beproperly labeled. Doors thatarerequired to beclassified as"Emergency Exits" shall meet the requirements of FMVSS 217.

3.05 Passenger Seating Layout

3.05.01

Passenger seating shall be provided with the exact layout subject to precise bus size, floor layout,location and size of wheelhouses, location of doors, etc. The minimum number of wheelchair tiedown positions per bus shall be as given in section 1.02.02. It shall be a design goal to providethe maximum number of seats possible within the seat spacing and comfort limitations specified.No rear-facing seats includingwheelchairs shall be allowed. Aisle facing seats shall be providedbetween the third axle wheelhouses and the rear couch seat; otherwise forward-facing seats arepreferred. Not more than three aisle-facing seats may be installed together without an additionaldivider barrier being installed.

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3.05.02

Transverse seats shall be cantilever-mounted to the inside wall of the bus. Raised seats shall beprovided witha footplatform. The height of the non-compressed seat cushion abovethe floororraised platform shall be approximately 17 inches (432 mm).

3.05.03

Transverse spacing shall be 30 7/8 to 32 inches (784 to 813 mm) center to center or a minimumof27 inches hip-to-knee. 'Hip-to-knee' is defined as the horizontal distance measurement takenin a straight line from the lowest open point on an non-compressed vertical seat back cushion toany fixed panel, seat or other object located forward of the seat. Afl^seats in every bus must meetthese requirements. Eachpassenger seatwillbe 18inches (45Jmm5wide.

" • •"'

3.05.04 Priority Seating Signs "< ";;.Priority seating signs will be supplied by the District and installed by the Bus-Manufacturer.

3.05.05 !J; % • :, )Rear couch seats shall adequately fill the space or, approved clbseouts shall be used. Thesecloseouts will be sloped so as to eliminate pockets and trash^eatching areas. Rear couch seatsshall behinged to provide access to therear engine compartrrferitshatch.

3.05.06 . ",The detailed seating layouts shall be submitted to thedistrict with both the Technical Proposaland as part ofthe Best and Final Offer submitted by"the Contractor. Inaddition, the seatinglayout will be considered at the design review but: final approval will not be given until theprototype review. i!i ' i t

: 3.06 Seat Construction

3.O6.01 ^: "• J^ , VPassenger seats shall be-"40NE" Model CitiPro or approved equal, all seat back and bottom shallbe plasticaor approved equaLAll seats^sriall be ofacoordinated design including transverse seats,aislefacing seats, seatsacross ithe rearof the bus, and folding seats. Seatbackand seat bottomthroughout the'bus shall be interchangeable to the maximumextent possible.

3.06.02

Seat bottoms and backs shall be plastic orapproved equal, with District cooperate green (pantone342) color. Certaintransverseseats, per section3.09, shall have provision for attachmentofaseat- to-ceiling stanchion on the aisle side. Longitudinal and transverse seat and rear couch seatattachment methods shall be approved by the District.

3.06.03 Tie-down Area SeatingOne of the followingtwo arrangements shall be used in the tie-down seating area:

1. A three-passenger aisle-facing folding seat, Q-Pod or approved equal with a transversebarrier at the aft end (color in Attachment 3) shall be provided behind each front

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wheelhouse where passengers in mobility aid devicescan be accommodated and toprovide regular seatingwhenno passengers usingmobility aids are aboard. Thetransverse barrier shall be wide enough to allow both wheels of a standard size adultwheelchair to rest against the barrier in the same plane. Provide a longitudinal grab railon the top of the three-passenger seat back, for the use of persons in the tie-down area.

2. A two-passengeraisle-facingfolding seat plus a two-passenger forward-facing seat shallbe provided behind each front wheelhouse where passengers in mobility aid devices canbe accommodated, and to provide regular seating when no passengers using mobility aiddevices areaboard. Provide a longitudinal grab rail on the topof the aisle-facing seats forthe use ofpersons in the tie down area.

Folding seatsshallbe comfortable, easyandsafeto stowand deploy, anddesignedfor minimumthickness in the folded position. They shall not lock in the deployed position; Land shall detent orlock into the stowed position with an easy to use release. Provide large, easy tcj| grasp seat releaselatch handles, yellow in color. The bottom cushion offolding seats shall be tiltedairj slightly onthe forward edge. Seatbottoms shall be retained with1 screws. Ba&k and bottom inserts shall beremovable from the seat frame. V -• i: r

'.i il

A metal wheelchair tie down instruction plate shall be supplied in eachtie down location. Thisplate and its placement will require the apprWal ofthe District. c! ^ ,*

3.06.04 "<L Ju ;i;;;iLongitudinal seats shall have individual back andrbdttom in^sehs! They shall have armrests onboth fore and aft sides. With theapproval ofthe district, specific armrests can be eliminated ifthat side is placed agailisj a barrier|or panel. A barrier dark gray in color, with both sides finishedshall be attached to thearmrest seaVbacks shall be attached to, or braced from, coach sidewall topreclude deformationdue'to long term flexing. '

r - i 3.07 Seat Handrail

3.07.0T e^ '"'?•. "̂ ' ;<"'Transverse seats shall have a passengerassisthandgrip, whichshall be upswepton the aisle endto provide a vertical handholdferstanding passengers. Thehandgrip shall be castaluminumcoated with anenergy-absorbing material, dark grey incolor. The handgrip shall besecurelymounted on the seat frame. (

i r j

3.08 Wheelchair Securement Devices

3.08.01 Design LoadSecurementsystems and their attachments shall restrain a force in the forward longitudinaldirectionof up to 2,000 pounds (907 kg) per securement leg or clampingmechanismand aminimum of4,000 pounds (1,814 kg) for each mobility aid.

3.08.02 Location and Size

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The securement system shall be placedas nearto the accessible entranceas practicable and shallhave a clear floor area of 30 inchesby 48 inches (762 mm by 1219mm) minimum. Such spaceshall adjoin, and may overlap an access path. Notmore than 6 inches (152 mm) of the requiredclearfloorspacemaybe accommodated for footrests underanother seatprovided there is aminimum of 9 inches (229 mm) from the floor to the lowest part of the seat overhanging thespace. Securement areas shallhavefold-down seatsto accommodate otherpassengers when awheelchair or mobility aid is not occupying the area, provided the seats, when folded up, do notobstruct the clear floor space required.

3.08.03 Mobility Aids AccommodatedThe securement system shall securecommon wheelchairs and mobility aids and shall either beautomatic or easily attached by a person familiar with the system and'mobility aid and havingaverage dexterity. ^! -,

3.08.04 Orientation . :' 'AEither securement devices or systems shall securethe wheelchair or mobility aid facing towardthe front of the vehicle. • j'

3.08.05 Movement t; \When the wheelchair or mobility aid is secured in accordance with manufacturer's instructions,the securement system shall limit the movement ofan occupied wheelchair or mobility aid to nomore than 2 inches (51 mm) in any direction.undetfnoijnal vehicle operating conditions.

3.08.06 Stowage -. " ;.';•' rWhen not being used for securement, or when the securement area can be used by standees, thesecurementsystem shall not interferewith passengermovement, present any hazardouscondition, reasonably protected from vandalism, and readily accessed when needed for use.

3.08.07 Seat Bejt and Shoulder;Harness i, VForeach w^eelchair'orjmobiliryaidsecurement device provided, a passenger seatbeltandshoulder harness, complying withall^applicable provisions of 49 CFRpart 571,shall also beprovided for useby wheelchair or mobility aidusers. Such seatbelts andshoulder harnesses shallnot be used in lieu of a device*that securesthe wheelchairor mobility aid itself.

3.08.08 :;.The mobility and securement system shallconsist of materials suppliedby "Q-Straint." orapproved equal. Passengers in mobility aids shallbe restrained with separate retractable lap andshoulder belts,black in color.The shoulder belt shallbe secured to a bus wall or separatestructural member if a window precludes wall attachment. The occupantrestraintshall provideproperly positioned belts acrossboth lap and shoulder regardless of whethera person is sitting ina wheelchair with armrests, a scooter or other mobility aid.

The mobility aid shall be secured with a three or four point system. The two rear belts,retractable, red in color and permanently mounted, shall have a belt loop and a buckle on theouter end. One shall be located near the intersection of the wall and floor, and the other near theaisle end of the barrier and the floor. One front belt shall be permanently mounted near the

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intersection of the wall and floor at the front of the tie down area. This red belt shall have a belt

loop and a buckle at the outer end and be equipped with a hand-operated retractor. The forthoptional front belt is permanently mounted near the intersection of the wall and floor at the frontof the tie down area, and able to be temporarily attached to an L-pocket floor attachmentlocation. Provided are one to two clips or temporary attachment points on the bottom of eachfolding seat so the driver can temporarily attach the wall side belts while prepping the area.

The securement system shall be easy to access and utilize by the bus driver, so as not to createawkward body movements, exposing the driver to possible strain or badk injury. Restraint belts,when not in use, shall retract, fold or stow so as to give a neat appearance, present no tripping orcatchinghazards,and cause no interference with the use of the folding seats.

•' . ' .. '•

Wheelchair position, chair restraints and passenger tie down shall meet all Federal and Californiasafety requirements. ' ..;,-,

3.09 Stanchions and-Handrails

3.09.01 ":r,":!':'Each bus shall be equipped with stanchions and handrails to allow passengers to safely enter andexit and move about the interior of the bus. "••!:i.

3.09.02 ;-: :v-, ' --*yInteriorhandrails and stanchionsshall permit sufficientturning and'maneuvering space forwheelchairs and other mobility aids to reach a securement location from the ramp.

3.09.03

Handrails and stanchions' shallbe provided in the entrance to the vehicle in a configurationwhich allows persons with disabilitiesrto^rasp such^assists from outside the vehicle whilestarting to board, and to contihujb.using such assists throughout the boarding and fare collectionprocess. ,/" -""":"L' 1••« ,

A horizontal passenger assist shall be located across the front dash of thevehicle andshallprevent passengers from sustaining injuries on the fare collection device or windshield in theevent of a sudden deceleration. Without restricting thevestibule space, the assist shall providesupport fora boarding passenger from thefront door through the boarding procedure. Passengersshall beable to lean against the assist for support while paying fares.

3.09.04

Overhead handrails shallbe provided which shall be continuous exceptfor a gap at the reardoorway and the joint.

Handrails shall be between 70 and 73 inches (178-185 cm) above the floor or raised footplatforms and 33 inches (84cm) apartequally spaced from the buscenterline. In the eventanyportionof the floor is slopedor ramped, the horizontal handrails shall be sloped in coordinationto preservethe 70-73 inch (178-185 cm) dimension. The curbside handrail shall be angledtoward the bus sidewalljust aft of the front doorway, if necessary, to provide clearancefor de-

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boarding passengers. All stand-offs or brackets shall be stainless steel to complimentthe coachinterior. Horizontal handrails shall be separate from any vertical stanchion.

Flexible drop strap loops every three feet (91 cm) along the ceiling handrail will be provided.Drop strap material, size, and attachment method will be approved by the District.

3.09.05

Handrails and stanchions shall be sufficient to permit safe boarding, onboard circulation, seatingand standing assistance, and alighting by persons with disabilities. c;:

3.09.06 J :' ,Vertical stanchions immediately behind the driver shall be 'dog-legged'.so that the floorattachment does not impede or interfere with wheelchair footrests. The driver seat platform, tothe maximum extentpracticable, shall not extend intothe;aisle or vestibule-Beyond the wheelhousing. r '"•!!",.

3.09.07 'v.-;. ry. 'y'Theminimum interior height along the path from the ramp tp«the securement location shall be 68inches (173 cm).

3.09.08 "%eO.. '^S „.*Vertical stanchions shall be provided at the inner aft^corner of the front doorway, and at thesecond doorway; these shall be an integral part ofthe^mbidfesty panel at the aft side ofthe reardoorway (Section3.10). A vertical floor to ceiling stanchion shMl be provided at the inner frontcorner of the rear doorway/ '

Vertical seatto ceilingstanchions shall be provided at alternate transverse seats. Groups of aisle-facing seats shallhave a vertical stanchion at everyotherseatingpositionwith a minimum of twostanchions. Additional vertied"st^chibhsimay>be required in the front of the coach because ofextended spacing ofseats, forming t^ewheelchair securement areas. The aft stanchions attheaisle facing seats over the tear axle Wheelhouses shall be reinforced inanapproved manner toprevent deformation by passengers. Vertical stanchions fore and aft of the joint shall beprovided." . ,

3.09.09

Grab rails, stanchions and handrails shall have a cross-sectional diameter between 1.25 inches(32 mm) and 1.5 inches ;(38 mm) or shall provide anequivalent grasping surface, andhave easededges with corner radii<of not less than 0.125 inch (3 mm). All items that could be used as ahandrail shallbe placedto provide a minimum 1.5 inches (38 mm) knuckle clearance from thenearest adjacent surface. Handrail or stanchion attachment points in doorways shall not trapdrawstrings on clothing, backpacks or other items carried by passengers.

Grab rails, stanchions and handrails shall be stainless steel or stainless clad pipe type 304ASTM554. Fittingsand connectors shall have no sharpcorners. Weldingof stanchionsand/or bracketsis prohibited. All bends shall be made cold with no heat applied. Vertical stanchions shall not bemore than 0.25 inch (6.25 mm) out of plumb; horizontal handrails shall not be more than 0.25

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inch(6.35 mm) out of parallel with the bus floor and sidewall. Stanchion 'Ts' shallhavean extrafastener to prevent movement.

Stanchions that connect between the ceiling or structures attached to it and the floor or structures(such as seats) attached to it (except for aisle-facing seats) shall have one end mounted in rubberto allow for flexing of the bus structure without placing undue stress on the stanchions or theirhardware. The penetration of the stanchions into the seats shall be 80 percent of each cup.

3.09.10 OThe complete details of the stanchions and handrails, including detailed layout drawings of allhardware, supports, clamps, etc. shall be submitted to the District,pnbr to the design. Finalapprovalwill be given at prototype review. r ; "J ub i

3.10 Divider Panels ' ,

3.10.01 .y% v^A two-piece divider panel shall be provided at the aft side of the rear doorway. Thelower sectionbeginning 0.5 inch (13 mm) from the floor and stopping at a height of 34 inches (864 mm) abovethe floor and the second section starting 34 inches (152 mm) and stopping at a height of 60inches (152 cm) above the floor. There shall be no gaps between the panel and the sidewall thatwill allow a hand, foot or other body part to.be caught in the panelsassembly or pinched bypassenger door operation. If an integral vertical'stanchion is used as, the securing point ontheaisle (inboard) side, the second panel section Shall have'Tackle clearance for the entire verticalheight distance of the second panel. '

3.10.02 ..;.-.;Lower divider panels shall be of 0.25-inch (6.4 mm) thick plastic laminate, with horizontalhandrails along the top. Color,and pattern for the lower section shall be Platinum D 315-60. Theupper section shall be laminatedsafety gtas&atifeast 0.1875 inches (4.76 mm) thick fullyenclosed andVecuredin^a metal frame. Divider panels shall be adequately supported topreventpermanent or undue defbrrhation in useand to prevent rattle andshake when the bus is inoperation..

3.10.03 *Vtl>A flat areaenclosed with stanchion tubing supporting a garbage container shall be provided onthe right frontwheelhouse arid approved by the District.

3.10.05

A one-piece divider panel shall beplaced at the front of the streetand curbsides of the trailingunit immediately behind the turntable. It shall be approximately 34 inches (86 cm) high by 34inches(86 cm) wide, flush to the floor and sidewall or bellows. It shall be similar to the panel in3.10.03.

3.11 Windshield, Driver, Side, and Door Windows

3.11.01 General

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Openings shall be provided in the body structure to accommodate a front windshield, sidepassengerwindowsand a driver'swindow. It is preferredthat all side passenger windowopenings be identical. Side window openingsshall be designed to provide good visibility toseated and standing passengers. All windows shall be fully supported by a metal sub-structure.Windows shall not be supported in any manner by fiberglass material. Color of glazing materialin all side windows shall be 44% gray safety glass.

Openings for windows set in rubber channels shall match the contour of the glass. The gapbetween the glass and the opening shall not exceed the gap allowed by the channel manufacturer.The plane of the glass shall match the plane of the opening.

Openings for windows with metal sashshall not exceed the gapallowedby the sashmanufacturer. No shims are allowed between the window opening and sash. Any non-compliantopening will be replaced witha compliant opening before^the bus is approved, for shipment.Alternatives to the detailed requirements ofthis subsection may be proposed b^the Contractorfor approval bytheDistrict. The District shall approve, thedesign for allglazing; includingarrangement and hardware. ^: ' r

3.11.02 Windshield

The windshieldof all buses shall be of laininated safety plate or float glass meeting therequirements ofAmerican Standard 1(ASl)^|ndshall be a nominal 0.25 inches (6.3 mm) thick.It shall be designed to optimize visibility for the clriver=during all driying and loading conditions,and it shall be designedto minimize reflections from the interior ofthe bus during nightoperations. It is requiredthat the windshield be^of two or morepiece construction. Thewindshield shall have an0ihtegral shade band at the top, and the color ofthe glass shall beblue-green tinted with 73%*transmittecl light.

3.11.03 Side Passenger and1 Optional Rear WindowsAll side and rear windows shall he oflatnihaited safety glass which meets the requirement ofAmerican Standard 2h(A,S2) and sliall be anominal 0.25 inches (6.3 mm) thick. Tint for side andrearpassenger windowSsshall be 44%grey.

Passenger Windows shall have inward opening transom panels (fixed bottom, tip-in top). Eachoperable side^jndow shall incorporate an upper transom portion. The transom shall be between25 and 35 percentofthe total window area. The lower portion ofthe window shall be fixed. Thetransomportion shall be hinged along the lower edge and open inward. The transom shall havemeans ofsecuring the ^indbw, using a 5/16 square key.

If the sidedestination androute signs (Section 3.17.03, 3.17.04) are located behind the upper partof a side window, there shall be a separate window in front ofthe sign(s),with no tint.

3.11.04 Driver's Window and Door GlazingThe driver'swindows and door glazing shall be of laminated safety glass that meets therequirement ofAS2 and shall be a nominal thickness of 0.25 inches (6.3 mm) thick. Tint for thedriver's windows and door glazing shall be 73% transmitted light. The driver's window and doorglazing shall be made of flat glass.

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The driver's window shall be easily adjusted with a one hand operation, and it shall be of twohalf sections sliding horizontally. The front sliding section shall be provided with handles bothinside and outside, and the outside handle shall be located approximately in the vertical center ofthe sash. The rear section shall have an inside latch. Handles shall have rounded corners.

Machined and finished drain holes shall be provided to drain water to the exterior ofthe busfrom the lower channels. There shall be no hand orfinger pinch hazard when either halfofthewindow is opened.

3.11.05 Window Hardware ^

All window sash shall be "Ricon", "Storm-Tite Rapid ReplacementVor approved equal, finishedwith black anodized aluminum. All window hardware including screwsjretaining the windowframe to the bus body shall be non-corroding. \ •

3.11.06Emergency Exit Instruction Plates «= ^,rEach emergency exit window location shall be labeled with a metal instruction plate that isriveted in place. Instructions shall be English, Spanishand Chinese languages transcribed on theplates. Design and placement of these instruction plates shallj be approved by the District.

3.11.07WindowLiners J- "^ .Supply easily replaceable anti-graffiti window^ Shield 3M multilayer or approved equal to all sidewindows inthe front and trailing sections ofthe busl Window liners shall be installed by thewindow manufacturer. .' :

3.12 Not Used

V ~ I -\

''', *.. 3.13 Windshield Wipers and Washer

3.13.01 ;V-;^„ n aVp 3:V;>;??Electrically pOwefedw^dshield'yvipers shall be provided toclean each side ofthe windshield.The District is particulafly'interested'in cleaningas much ofthe right side ofthe curbsidewindshield as possible. The wipers shall 'have two speeds plus an intermittent control position.Failure ofthe intermittent wiper function shall not disable the wiper system. The control shallhave a park position causing blades to be parked at or near the longitudinal centerline ofthe busin the vertical position or in aiijother position ifapproved by the District. The windshield wipingsystem shall be "Bosch", "Sprague" or approved equal. It is preferred that motor(s) be rebuildable. Each wiper bladeishall bereplaceable within three minutes. TheDistrict must approvemaintenance accessibility ofthe wiper motor(s) and any electronic control system.

3.13.02

An electrically powered windshield washer shall be provided to spray cleaning solution onto theleft and right sides ofthewindshield. The solution shall be sprayed on the windshield by a pump,from a translucent, corrosion resistant reservoir located in the dash compartment and filled fromoutside the bus without opening any major panels. The reservoir cap shall be attached by a cableto the filler neck. The reservoir shall hold not less than 1 gallon (3.8 liters). The spray shall beapplied by wet arm nozzles with a minimum of four streams per arm. Washer fluid shall hit the

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