interiors addendum 23 architecture

September 5th 2019 SHENANDOAH MIDDLE SCHOOL – CLASSROOM ADDTITION (REUSE OF BENJAMIN FRANKLIN K8) 01893000 ADDENDUM 23 GENERAL: Bid Opening: September 12th at 2:00pm. ADDENDUM ITEMS: ITEM 1: Refer to revised spec section 13780 – Television Radio Frequency Distribution. Referenced in drawings but not included in specifications. TOC revised to include spec 13780. ITEM 2: Refer to new sheet A1.02 – basketball court layout and details. This in reference to the added item of resurfacing and restriping the existing basketball courts. ITEM 3: Refer to revised sheets E0.01, E1.00 and E3.00 – coordination items for sizing listed in riser but not on the site plan. MCHARRYASSOCIATES Naomi C. Harrison, LEED® AP, Assoc. AIA Senior Project Manager MCHarry Associates

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GoBOND – Shenandoah Middle School – Classroom Addition TOC M-DCPS Project No. 01893000 1 of 7

SHENANDOAH MIDDLE SCHOOL

GoBOND YEAR 5 – CLASSROOM ADDITION (REUSE OF BENJAMIN FRANKLIN K8)

MDCPS PROJ. No.: 01893000

SPECIFICATIONS

TABLE OF CONTENTS DIVISION 0 DOCUMENTS & FORMS 1 Construction Bid Envelope - FM-7305 (03-19) 2. Legal Advertisement for Construction Bids – Rev. 11-17-2009

3. Instructions Covering Opening of the Bids FM-3068 (05-19)

4 Instructions to Bidders - Construction Bid - 01-23-2019

5 Construction Bid - FM- 7303 (03-17) 6. Trench Safety Act Compliance Statement - FM-5238 (12-00)

7. Bid Bond – FM-3065 (07-09)

8. Public Construction Performance and Guarantee Bond – FM-5244 (07-09)

9. Public Construction Payment Bond – FM-5243 (05-08)

10. List of Subcontractors – FM-3774 (07-09)

11. Licensure Certification – FM-5384 (12-00)

12. Lump Sum Contract for Construction – FM-7304 (06-19-19) (REV 1: 06/21/2019)

13. Contractor’s Requisition for Partial Payment No. Affidavit and Release of Claim on Preceding Requisition – FM-3071 (08-17) 14. Final Release of Claim – FM-3070 (08-17)

15. Section 00700 - General Conditions of the Contract for Construction - Rev. 11- 17-2009

16. Required Limits of Insurance - (INS 02-09)

17. Section 00801 – MDCPS-Purchased Materials for Construction Bid – Rev. 11-17- 2009 (REV 1: 06/21/2019)

20. Commercial Anti-Discrimination in Business Operations and Practices FM-7594 (09-15)


21. Subcontractor Participation Best Faith Effort - FM-7543 (12-18)

22. Participation Letter of Intent – FM-7542 (12-18)

23. M/SBE & MWBE Certifications

24. Subcontractors Professional Licenses DIVISION 1 GENERAL REQUIREMENTS DATE REVISION Section 01100 - General Contractor Note Section 01010 – Summary of Work Section 01150 – Mechanical and Electrical Coordination Section 01230 - Alternates 08-14-19 REV 3 Section 01297 – Schedule of Values Section 01311 – Construction Meetings Section 01321 – CPM Construction Schedule Section 01325 – As-Built Information and Record Documents Section 01330 – Submittals Section 01410 – Testing and Inspecting Services Section 01411 - Codes, Laws Rules 06-21-19 REV 1 Section 01510 – Temporary Utilities, Power, Lighting Section 01520 – Construction Facilities & Services Section 01600 – Products Section 01700 – Execution and Coordination Section 01712 - Survey and Layout Section 01732 – Cutting and Patching Section 01740 – Waste Removal and Cleaning Section 01770 – Closeout of the Work Section 01782 – Operation and Maintenance Data and Training Section 01786 – Warranties Section 01787 – Special Warranty DIVISION 2 SITEWORK DATE REVISION Section 02011 – Soil Boring Data Section 02060 – Building Demolition and Removals 08-14-19


Section 02060 – Selective Demolition 08-14-19 REV 3 Section 02072 - Removals 08-14-19 Section 02200 – Earthwork Section 02221 – Excavating, Backfilling and Compaction for Utilities Section 02280 – Soil Treatment Section 02511 – Asphaltic Concrete Paving Section 02513 – Portland Cement Concrete Paving Section 02529 – Concrete Sidewalks, Straight Curbs, Gutters Section 02545 - Hard Courts (Basketball and Volleyball) Courts 08-28-19 REV 4 Section 02580 – Pavement Markings Section 02660 – Water Systems Section 02720 – Storm Drainage System Section 02731 - Sanitary Sewer System Section 02735 – Waste Water Drainage System Section 02810 - Irrigation System Section 02830 – Chainlink Fence and Gates Section 02900 – Landscaping Section 02931 – Tree and Plant Protection Section 02935 – Sodding DIVISION 3 CONCRETE DATE REVISION Section 03050 - Underslab Vapor Barrier Section 03100 – Concrete Formwork Section 03200 – Concrete Reinforcement Section 03300 – Cast in Place Concrete Section 03312 – Concrete Testing Section 03413 - Precast Prestressed Concrete Joists and Beams Section 03505 - Cement Floor Underlayment 08-26-19 REV 4 Section 03600 – Grout DIVISION 4 MASONRY DATE REVISION Section 04221 – Concrete Unit Masonry Section 05530 – Masonry Patchwork


DIVISION 5 METALS DATE REVISION Section 05120 – Structural Steel Section 05310 – Steel Deck 08-14-19 REV 3 Section 05400 – Light Gage Metal Framing Section 05500 – Metal Fabrications 08-14-19 REV 3 DIVISION 6 WOOD & PLASTICS DATE REVISION Section 06100 – Carpentry Section 06400 – Architectural Woodwork Section 06620 – Solid Surfacing Fabrications DIVISION 7 THERMAL & MOISTURE PROTECTION DATE REVISION Section 07210 – Building Insulation Section 07262 – Vapor and Radon Retarder Section 07500 – Roof Assembly (RA) Section 07501 – Roof Assembly Special Warranty Forms Section 07503 – Roof Assembly Lightweight Insulating Concrete Section 07522 – Roof Assembly Modified Bitumen Roofing 08-26-19 REV 4 Section 07600 – Flashing and Sheet Metal Section 07630 – Roof Assembly PVC Rainleaders Section 07721 – Roof Assembly Supports For Rooftop Equipment Section 07840 – Fire Stopping and Smoke Sealing Section 07900 – Joint Sealers DIVISION 8 DOORS AND WINDOWS DATE REVISION Section 08110 – Steel Doors and Frames 08-26-19 REV 4 Section 08305 – Access Panels Section 08410 – Metal Framed Storefronts 08-26-19 REV 4 Section 08520 – Aluminum Windows Section 08710 – Door Hardware 08-26-19 REV 4 Section 08800 – Glass and Glazing


DIVISION 9 FINISHES DATE REVISION Section 09120 – Plastered Ceiling Suspension Systems Section 09200 – Metal Studs, Metal Lath, Suspension Ceilings,

Plaster & Stucco

Section 09250 – Gypsum Wallboard Section 09310 – Ceramic tile Section 09510 – Acoustical Ceilings 08-14-19 REV 3 Section 09652 – Resilient Tile Flooring 08-14-19 REV 4 Section 09900 – Painting of Unpainted Surfaces Section 09901 – Painting of previously painted Surfaces Section 09902 – Paint, putty, and caulking materials form DIVISION 10 SPECIALTIES DATE REVISION Section 10112 – Markerboards and Tackboards Section 10400 – Identifying Devices Section 10522 – Fire Extinguishers Section 10532 – Walkway Covers 08-26-19 REV 4 Section 10675 – Shelving (utility storage) 08-14-19 REV 3 Section 10800 – Toilet Room Accessories DIVISION 11 EQUIPMENT-not used DIVISION 12 FURNISHINGS DATE REVISION Section 12510 – Window Treatment


DIVISION 13 SPECIAL SYSTEMS DATE REVISION Section 13740 – Intercom and Clock Raceway System Section 13742 - Telecommunications Raceway System Section 13745 – Intercom and Clock System Section 13780 - Television- Radio Frequency Distribution System 09-05-19 REV 5 Section 13810 – Energy Management System (EMS) Section 13845 – Intrusion Detection System 06-21-19 REV 1 DIVISION 14 CONVEYING EQUIPMENT-not used DIVISION 15 MECHANICAL DATE REVISION Section 15010 – General Provisions Section 15023 – Codes and Standards Section 15044 – General Completion Section 15047 – Identification Section 15051 – Mechanical support Devices Section 15090 – Supports, Anchors and Seals Section 15180 – Mechanical Systems Insulation Section 15240 – Vibration Isolation Section 15410 – Piping (Plumbing) Section 15430 – Piping Specialties (Plumbing) Section 15440 – Plumbing Fixtures, Trim and Supports Section 15510 – Piping HVAC Section 15515 – Valves, Hangers, and Specialties Section 15670 – Air Cooled Condensing Units Section 15722 – Energy Recovery Unit Section 15855 - Air Filtration Equipment Section 15890 – Ductwork Section 15910 – Duct Accessories Section 15940 – Outlets (HVAC) Section 15990 – Tests (HVAC) Section 15991 – Testing and Balancing


DIVISION 16 ELECTRICAL DATE REVISION Section 16023 – Codes and Standards 06-21-19 REV 1

Section 16100 – Basic Materials and Methods Section 16112 – Raceways and Conduit 06-21-19

08-26-19 REV 1 REV 4

Section 16115 - Directional Boring 08-14-19

Section 16120 – Wire and Cable 06-21-19 REV 1

Section 16131 – Outlet, Pull, and Junction Boxes Section 16140 – Wiring Devices Section 16155 – Motor Power and Control Wiring Section 16160 – Terminal Cabinets Section 16440 – Disconnect Switches Section 16450 – Grounding 06-21-19 REV 1

Section 16470 – Panelboards Section 16475 – Overcurrent Protective Devices Section 16511 – Lighting Fixtures and Lamps Section 16530 – Exterior Lighting Section 16630 – Battery Operated Emergency LED Section 16670 - Lightning Protection System Section 16709 – Surge Protective Devices Section 16721 – Fire Alarm Detection System

GoBOND – Shenandoah Middle School – Classroom Addition Television-Radio Frequency M-DCPS Project No. 01893000 Distribution System 13780 -1 of 6

SECTION 13780

TELEVISION/RADIO FREQUENCY DISTRIBUTION SYSTEMS

PART 1 GENERAL

1.1 SUMMARY

A. Section Includes:

1. Expansion of the existing television/distribution system to accept the building additions. 2. Refer to M-DCPS Design Criteria – Appendix section, for wiring requirements on the

Television/Radio Frequency Distribution System, also known as the “Instructional Television (ITV) System).

B. Related Sections:

1. 16112 - Raceways and Conduits. 2. 16120 - Wires and Cables. 3. 16131 - Outlet, Pull, and Junction Boxes. 4. 16450 - Grounding

1.2 SYSTEM DESCRIPTION

A. Provide a television distribution system with Radio Frequency (RF) levels at all locations indicated. System will be an expansion of the existing system currently in use at the existing facility.

1.3 SUBMITTALS

A. Submit shop drawings to A/E demonstrating compliance with all requirements of this document.

B. At project completion provide the following:

1. Five (5) copies of Operation and Maintenance manuals complete with list of replacement parts.

2. As-built drawings of ITV system. Drawing shall show locations of all components and conduit identification.

1.4 QUALITY ASSURANCE

A. Notification: Notify the A/E before the start and at completion of the work.

B. Equipment shall be listed an OSHA approved Nationally Recognized Testing Laboratory (NRTL), and bear the appropriate label according to referenced standards.


PART 2 PRODUCTS

2.1 MANUFACTURERS

A. TV Amplifiers: Broadband Amplifiers: Blonder Tongue Laboratories, Bida 86A-43 #5800 84 49-860Mhz. No substitution allowed.

B. Splitter/Directional Coupler: Model TSV Vertical Series 1 GHz 130dB EMI CATV by Toner Cable Co, or other A/E approved equal.

C. TV Outlets: Wall taps with 1 output. Model No.WP-81-I by Toner Cable Equipment Co, or other A/E approved equal.

D. Coaxial Cable TV Signal Distribution:

1. Drop line: Type RG6/U, Model No. 9116 by Belden Division or other A/E approved equal. 2. Video Coaxial: Type RG6/U Low Loss Serial Digital Coax, Model 1694A by Belden

Division or other A/E approved equal 3. Main and Sub-Trunk Lines for above ground use only: Type RG11/U, Model No. 1523A

by Belden Division or other A/E approved equal. 4. Main and Sub-Trunk for underground lines:

a. RG11 Duobond Plus 1525A by Belden Division or other A/E accepted equivalent. b. 75-Ohm coaxial cable Model No. PIII -700 JCASS by CommScope or other A/E

approved equal.

2.2 SYSTEM DISTRIBUTION PARAMETERS

A. Signal Level:

1. Minimum available at the output of any receptacle using specific normally viewed open circuit television channels, and all closed circuit channels: +3 dBmv.

2. Maximum available at the output of any receptacle, using specific normally viewed open circuit television channels and all closed circuit channels: +10 dBmv.

a. Level Difference Between Adjacent Channels: 1.5 dB. b. Level Difference Between All Channels: 3 dB

3. Operate all distribution amplifiers at maximum rated output of 43 dBmV.

B. Bandwidth of the System: 84 MHz, include Clean 64/256 QAM ITU j.83 Annex B and CATV channels from 49 MHZ to 860 MHZ, flat within + 0.5 dB across any 6 MHZ portion of the system.

C. CCTV/ITV channels are existing at the existing facility will be viewable at the new addition.

2.3 SYSTEM EQUIPMENT

A. CCTV Head End Distribution.

1. Connect to the existing CCTV head end distribution system currently in use at the existing facility.


B. Splitter and Directional Couplers:

2-Way 4-Way 8-Way

1. Bandwidth 5-1000Mhz 5-1000Mhz 5-1000Mhz 2. Thru loss 4.2dB max 7.2dB max 11.9dB max 3. Isolation 25dB min 27dB mi 20dB min 4. Return Lost 18dB min 18dB mi 16dB min 5. Radiation Shielding -80 dB -80 dB -80dB

C. Tapoffs: Multi-tap directional couplers.

1. Two Output Taps: Isolation (dB) Thru loss +/-0.2dB

8 3.7 11 2.2 14 1.3 17 1.2 20 1.1 23 0.9 26 0.9 29 0.9

2. Four Output Taps:

Isolation (dB) Thru loss +/- 0.2 dB

11 4.0 14 2.2 17 1.3 20 1.2 23 1.1 26 0.9 29 0.9

3. Common Spec 1000 MHZ:

a. Isolation dB:

1) Tap-to-Tap: -21. 2) Out-to-Tap: -21.

b. Return Loss dB:

1) In: -15. 2) Out: -15. 3) Tap: -15.

4. Radiation Shield Bandwidth: 5-1000 MHZ -100 dB

D. TV Outlets:

1. Wall taps with 1 output: Model No. WP-81-I.


Impedance Connector Bandwidth RF 1SO Thru Loss

75 F 5 -1000Mhz 12dB 0.9dB 16dB 0.7dB 20dB 0.6dB 24dB 0.6dB 28dB 0.6dB 30dB 0.6dB

E. Coaxial Cable TV Signal Distribution:

1. Type: RG6/U (Model No. 9116).

a. Frequency: 1000MHz b. Attenuation (dB/100 max): 5.10. c. Use: Dropline (maximum length 100 ft.) d. Conductor Material and Diameter: 18 AWG solid bare copper covered steel, 0.040". e. Dielectric gas injected foam polyethylene. f. Shield Type: Duobond, 60 percent aluminum braids. Duofoil, 40 percent aluminum

braids. g. Jacket Material and Diameter: PVC (black color) 0.295". h. Nominal Velocity of Propagation: 82 percent. i. Impedance: 75 ohms. j. 100 percent shielded coverage. k. 100 percent sweep tested 5 MHZ to 600 MHZ. l. UL/NEC and CSA Rating: CATV and FT-1. m. Flame Test: UL 1581 Vertical tray.

2. Type: RG6/U (Model No. 1694A).

a. Frequency: 4500MHz b. Attenuation (dB/100 max): 3.17. c. Use: Dropline (maximum length 100 ft.) d. Conductor Material and Diameter: 18 AWG solid bare copper covered steel, 0.040". e. Gas-injected High Density polyethylene. f. Shield Type: Layer 1 - Duofoil, Aluminum Foil-Polyester Tape-aluminum Foil 100%.

Layer 2 - Braid TC – Tinned Cooper 95% g. Jacket Material and Diameter: PVC (green color) 0.274". h. Nominal Velocity of Propagation: 82 percent. i. Impedance: 75 ohms. j. 100 percent shielded coverage. k. 100 percent sweep tested 5 MHZ to 600 MHZ. l. UL/NEC and CSA Rating: CATV and FT-1. m. Flame Test: UL 1581 Vertical tray.

3. Type: RG11/U.

a. Frequency: 1000 MHZ. b. Attenuation (dB/100 max): 3.18. c. Use: Main and Sub Trunk lines. d. Conductor Material and Diameter: 14 AWG solid bare copper covered steel 0.064". e. Dielectric Material and Diameter: Gas injected foam polyethylene 0.285". f. Shield Type: Bonded duofoil, 77 percent aluminum braid, bonded foil-shorting fold.


g. Jacket Material and Diameter: PVC (black) 0.405". h. Nominal velocity of propagation: 82 percent. i. Impedance 75 ohms. j. 100 percent shielded coverage. k. 100 percent sweeptested 5 MHZ to 600 MHZ. l. UL/NEC and CSA Rating: CATV and FT-1. m. Flame Test: UL 1581 vertical tray.

4. Type: RG11 Duobond Plus.

a. Frequency: 1000MHZ. b. Attenuation (dB/100 max): 3.18. c. Use: Main and Trunk under ground lines. d. 77 percent braid product code 9764. e. Flooded direct burial cable. f. Impedance 75 + 3 ohms. g. Nominal velocity of propagation 82 percent. h. Nominal delay 1.2 ns/ft. i. Attenuation at 1000 MHZ 3.18 dB/100 ft.

2.4 SOURCE QUALITY CONTROL

A. Verification of Performance:

1. Signal Parameters:

a. Modulation Modes: (Clean) Not-Encrypted 64/256 QAM ITU j.83 Annex B b. Symbol Rates: 1-7 Msps variable, with presets for Annex B c. Frequency Coverage: 54-1002 MHz, 6 MHz Channels d. Channel Plan: Standard CATV, HRC, IRC, Broadcast e. Maximum Power through Bandwidth: +43dBmV f. Level Accuracy: ±2 dB g. Phase Noise: < -108 dBc/Hz @ 0 KHz offset h. Broadband Noise: <-75dBc @ 12MHZ offset in a 6 MHz bandwidth i. MER: > 44 dB equalized j. Channel Frequency Response: < 1 dB k. Carrier Suppression: > 80 dB l. I/Q Imbalance: < 1 degree m. Spurious Emissions: < -60 dBc

2. RF Isolation between RF Signal Outlet and Distribution Cable: Minimum 12 dB.

PART 3 EXECUTION

3.1 INSTALLATION

A. ITV system shall be installed according to applicable codes, M-DCPS Design Standards, accepted shop drawings and wiring diagrams.


3.2 FIELD QUALITY CONTROL

A. Site Tests:

1. Check and test the system for shorts, grounds, continuity, and proper functioning and operation.

2. Perform final connections of equipment, testing of system, and other necessary adjustments by a certified factory trained technician, employed by or under the direct supervision of the equipment manufacturer.

3. Upon completion of installation, test entire system in presence of A/E and the Board. 4. Using a QAM 64/256 Modulation Signal Generator, an RF meter/receiver and a spectrum

analyzer acceptable to A/E, demonstrate that the required signal strength and signal quality is provided at each ITV coaxial outlet.

END OF SECTION

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SYSTEMS CONDUITS TRENCH3

SECTION A-A

POWER CONDUITS TRENCH2

SECTION B-B

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ENLARGED PLAN2

ELECTRICAL AND TELECOM ROOM

ENLARGED PLAN3

MECHANICAL ROOM

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SYSTEMS RISER DIAGRAMS

TYPICAL CLOCK/SPEAKER DETAIL

TELECOMMUNICATIONS SYSTEM RISER DIAGRAM

SECURITY SYSTEM RISER DIAGRAM

ITV RISER DIAGRAM

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SCS RISER DIAGRAM

INTERCOM /CLOCK SYSTEM RISER DIAGRAM