ada seminar 3

32
SEMINAR #3: Building Egress, & Doors

Upload: arcor-inc

Post on 17-Mar-2016

224 views

Category:

Documents


0 download

DESCRIPTION

SEMINAR #3: Building Egress, & Doors  Basic components of access/egress  Some typical triggers that cause projects to be out of compliance  Ensuring aesthetically pleasing compliance elements for all tastes –well not all…  The Impact that maintenance of building elements can have on compliance FOLDING DOOR SLIDING DOOR MILES OF RAMPS AND STAIRS COMPLEX ENTRY ARRANGEMENT STAIR ACCESS FROM PARKING GARAGE DIRECT ACCESS TO BUILDING CONVOLUTED ACCESS A MAIZE OF ENTRANCES

TRANSCRIPT

Page 1: ADA SEMINAR 3

SEMINAR #3:

Building Egress, & Doors

Page 2: ADA SEMINAR 3

Basic components of access/egress

Some typical triggers that cause projects to be out of compliance

Ensuring aesthetically pleasing compliance elements for all tastes – well not all…

The Impact that maintenance of building elements can have on compliance

Page 3: ADA SEMINAR 3

1133B.1.1.1.1 All entrances and exterior ground-floor exitdoors to buildings and facilities shall be made accessibleto persons with disabilities. Such entrances shall beconnected by an accessible route (complying withSection 1114B.1.2) to public transportation stops, toaccessible parking and passenger loading zones, and topublic streets or sidewalks if available. Entrances shallbe connected by an accessible route to all accessiblespaces or elements within the building or facility.Doorways shall have a minimum clear opening of 32inches with the door open 90 degrees, measured betweenthe face of the door and the opposite stop (Figure 11B-5B). Openings more than 24 inches in depth shallcomply with Section 1118B.

Page 4: ADA SEMINAR 3
Page 5: ADA SEMINAR 3

SLIDING DOOR FOLDING DOOR

Page 6: ADA SEMINAR 3
Page 7: ADA SEMINAR 3
Page 8: ADA SEMINAR 3
Page 9: ADA SEMINAR 3
Page 10: ADA SEMINAR 3

COMPLEX ENTRY ARRANGEMENT

MILES OF RAMPS AND STAIRS

Page 11: ADA SEMINAR 3

STAIR ACCESS FROM PARKING GARAGE

DIRECT ACCESS TO BUILDING

Page 12: ADA SEMINAR 3

CONVOLUTED ACCESS A MAIZE OF ENTRANCES

Page 13: ADA SEMINAR 3
Page 14: ADA SEMINAR 3
Page 15: ADA SEMINAR 3

1011.3 Tactile exit signs. For the purposes of Section 1011.3, the term “tactile exit signs” shall mean those required signs that comply with Section 1117B.5.1 Item 1 of the California Building Code.

Tactile exit signs shall be required at the following locations:

Each grade-level exterior exit door shall be identified by a tactile exit sign with the word, EXIT.

Each exit door that leads directly to a grade-level exterior exit by means of a stairway or ramp shall be identified by a tactile exit sign with the following words as appropriate:

A. “EXIT STAIR DOWN”

B. “EXIT RAMP DOWN”

C. “EXIT STAIR UP”

D. “EXIT RAMP UP”

Each exit door that leads directly to a grade-level exterior exit by means of an exit enclosure that does not utilize a stair or ramp, or by means of an exit passageway shall be identified by a tactile exit sign with the words, “EXIT ROUTE.”

Each exit access door from an interior room or area that is required to have a visual exit sign, shall be identified by a tactile exit sign with the words, “EXIT ROUTE.”

Each exit door through a horizontal exit shall be identified by a tactile exit sign with the words, “TO EXIT.”

Page 16: ADA SEMINAR 3
Page 17: ADA SEMINAR 3
Page 18: ADA SEMINAR 3

Walks, halls, corridors, passageways, aisles or other circulation spaces shall have 80 inches minimum clear head room. If vertical clearance of an area adjoining an accessible route is reduced to less than 80 inches (nominal), a barrier to warn blind or visually-impaired persons shall be provided. See Figures 11B-7A and 11B-7C.

And…1133B.8.6.3 Free-standing signs. Wherever signs

mounted on posts or pylons protrude from the posts or pylons and the bottom edge of the sign is at less than 80 in. above the finished floor or ground level, the edges of such signs shall be rounded or eased and the corners shall have a minimum radius of 0.125 inches.

Page 19: ADA SEMINAR 3

1133B.2.5 Door Opening Force. The maximum force required to push or pull open a door shall comply with this section. Push or pull force for a hinged door shall be measured perpendicular to the door face at the door opening hardware or 30 inches from the hinged side, whichever is farther from the hinge. Push or pull force for a sliding or folding door shall be measured parallel to the door at the door pull or latch. Compensating devices or automatic door operators complying with Section 1133B.2.3.2 may be used to meet the maximum force limits.

Page 20: ADA SEMINAR 3

1. Required fire doors shall have the minimum opening force allowable by the appropriate administrative authority, not to exceed 15 lbf

2. Other than required fire doors, interior doors shall have a maximum opening force of 5 lbf

3. Other than required fire doors, exterior doors shall have a maximum opening force of 5 lbf

Page 21: ADA SEMINAR 3

2. When, at a single location, one of every 8 exterior door leafs, or fraction of 8, is apowered door, other exterior doors at the same location, serving the same interiorspace, may have a maximum opening force of 8.5 lbf. The powered leaf(s) shall belocated closest to the accessible route.

a. Powered doors shall comply with Section 1133B.2.3.2. Powered doors shall be fullyautomatic doors complying with Builders Hardware Manufacturers’ Association(BHMA) A156.10 or low energy operated doors complying with BHMAA156.19.

b. Powered doors serving a building or facility with an occupancy of 150 or moreshall be provided with a back-up battery or back-up generator. The back-uppower source shall be able to cycle the door a minimum of 100 cycles.

c. Powered doors shall be controlled on both the interior and exterior sides of thedoors by sensing devices, push plates, vertical actuation bars or other similaroperating devices complying with Section 1117B.6.

Page 22: ADA SEMINAR 3

1133B.2.5.1 DOOR CLOSER. 1133B.2.5.2

If the door has a closer, then the sweep period of the closer shall be adjusted so that from an open position of 70 degrees, the door will take at least 3 seconds to move to a point 3 inches from the latch, measured to the leading edge of the door.

Hand-activated door opening hardware, handles, pulls, latches, locks, and other operating devices on accessible doors shall have a shape that is easy to grasp with one hand and does not require tight grasping, tight pinching or twisting of the wrist to operate. Hardware shall be centered between 30 inches and 44 inches above the floor. Latching and locking doors that are hand-activated and which are in a path of travel shall be operable with a single effort by lever-type hardware, panic bars, push-pull activating bars or other hardware designed to provide passage. Locked exit doors shall operate as above in egress direction.

Page 23: ADA SEMINAR 3

Where the plane of the doorway is offset 8 or more inches from any obstruction within 18 in. measured laterally on the latch side, the door shall be provided with maneuvering clearance for front approach. See Figure 11B-33(a).

Page 24: ADA SEMINAR 3
Page 25: ADA SEMINAR 3
Page 26: ADA SEMINAR 3
Page 27: ADA SEMINAR 3

ACCESSIBLE FEATURES MADE INACCESSIBLE

RAISED THRESHOLD & LOOSE MATS

Page 28: ADA SEMINAR 3

FLOOR MATS TO BE RECESSED

1133B.1.1.1.3 RECESSED DOORMATS. RECESSED DOORMATS SHALL BE ADEQUATELY ANCHORED TO PREVENT INTERFERENCE WITH WHEELCHAIR TRAFFIC.

Page 29: ADA SEMINAR 3

COMPOUNDING RISK FIG. 11B-32. THRESHOLDS

Page 30: ADA SEMINAR 3

ADAAG- SEC.36.211 MAINTENANCE OF ACCESSIBLE FEATURES

CALIFORNIA REQUIREMENTS

(a) A public accommodation shall maintain in operable working condition those features of facilities and equipment that are required to be readily accessible to and usable by persons with disabilities by the Act or this part.

(b) This section does not prohibit isolated or temporary interruptions in service or access due to maintenance or repairs.

1133B.1.1.1.2 Temporary restrictions. During periods of partial or restricted use of a building or facility, the entrances used for primary access shall be accessible to and usable by persons with disabilities

Page 31: ADA SEMINAR 3
Page 32: ADA SEMINAR 3