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1133B.2.1 Type of lock or latch. See Chapter 10, Section
1003.3.1.8.
1133B.2.2 Width and height.
See Chapter 10, Section 1003.3.1.3a. 
1133B.2.3 Hinged doors. For
hinged doors, the opening width shall be measured with the door positioned at an angle of
90 degrees from its closed position.
1133B.2.3.1 Pairs of doors. Where
a pair of doors is utilized, at least one of the doors shall provide a
clear, unobstructed opening width of 32 inches (813 mm)
with the leaf positioned at an angle of 90 degrees from its closed position. 
1133B.2.3.2 Automatic doors. When
an automatic door operator is utilized to operate a pair of doors, at least one
of the doors shall provide a clear, unobstructed opening width of 32 inches
(813 mm) with the door positioned at an angle of 90 degrees from its closed position.
EXCEPTIONS: 1. The provisions of Section 1133B.2.3 shall not apply to existing buildings, except when otherwise required under conditions applicable to access for persons with disabilities. In existing buildings, the following shall apply:
Where the occupant load is less than 10, except Group I, Division 1 Occupancies, doorways may be 30 inches (762 mm) in clear width.
Where occupant load is greater than 10 and it is determined that compliance with Section 1133B.2.3 would create an unreasonable hardship, doorways may be 30 inches (762 mm) in clear width.
2. In existing buildings, the provisions of this section shall not apply when legal or physical constraints will not allow compliance with these building standards or equivalent facilitation without creating an unreasonable hardship. See Section 101.17.11, Item 4- see below.
| Section 101.17.11 DSA/AC Access
Compliance, Division of Sate Architect 4. Special Conditions for Persons with Disabilities Requiring Appeals Action Ratification. Whenever reference is made in these regulations to this section, the findings and determinations required to be rendered by the local enforcing agency shall be subject to ratification through an appeals process. |
1133B.2.3.3 Revolving doors. Revolving
doors shall not be used as a required entrance for persons with disabilities.
1133B.2.3.4 Turnstiles,
rails and pedestrian controls. Where turnstiles and crowd control barriers
are utilized in a facility for the purpose of providing fully controlled access, such as
where an admission price is charged, a door or gate that is accessible to persons with
disabilities shall be provided adjacent to each turnstile exit or entrance. This alternate
passageway shall be maintained in an unlocked condition during business hours and the door
or gate shall not activate a publicly audible alarm system.
The door or gate may be latched where all gates are restricted and controlled by an attendant and a sign is posted stating, "all gates are restricted and controlled by an attendant." The accessible door or gate shall provide the same use pattern. Where posts, rails or other pedestrian controls are utilized to create crowd control aisles or lanes, a minimum of one lane shall be accessible and shall provide a minimum aisle width no less than indicated in Figure 11B-5E (a) and (b) with 32 inches (813 mm) of clear opening.
EXCEPTION: In existing buildings, Section 1133B.2.3 shall not apply when physical constraints or equivalent facilitation will not allow compliance with these building standards without creating an unreasonable hardship. See Section 101.17.11, Item 4.
1133B.2.4 Floor level at doors.
Regardless of the occupant load, there shall be a floor or landing on
each side of a door. 
1133B.2.4.1 Thresholds.
The floor or landing shall not be more than 1/2 inch (12.7 mm) lower than
the threshold of the doorway.
Change
in level between 1/4 inch (6 mm) and 1/2 inch (12.7 mm) shall be beveled
with a slope no greater than 1 unit vertical to 2 units
horizontal (50% slope). Change in level
greater than 1/2 inch (12.7 mm) shall be accomplished by means of a ramp. 
NOTE: [For DSA/AC] See Section 1133B.5.1.
1133B.2.4.2 Maneuvering clearances at doors. Minimum maneuvering
clearances at doors shall be as shown in Figure 11B-26A and 11B-26B.
The floor or ground area within the required clearances shall be level and clear.
The level area shall have a length in the direction of door swing of at least 60 inches (1524 mm) and the length opposite the direction of door swing of 48 inches (1219 mm) as measured at right angles to the plane of the door in its closed position.
EXCEPTIONS: 1. The length opposite the direction of door swing shall be a minimum of 44 inches (1118 mm) where the door has no closer and approach to the door by a person in a wheelchair can be made from the latch side, or if the door has neither latch nor closer and approach can be made from the hinge side. See Figure 11B-26A and 11B-26B.
2. In Group R Occupancies, the level area shall have a length both in the direction of door swing and opposite the direction of door swing of 44 inches (1118 mm) as measured at right angles to the plane of the door in its closed position.
1133B.2.4.3 The width of the level area on the side to which the door swings shall extend 24 inches (610 mm) past the strike edge of the door for exterior doors and 18 inches (457 mm) past the strike edge for interior doors.
NOTE: Twenty-four inches (610 mm) is preferred for strike-side clearance.
1133B.2.4.4 The space between two consecutive door openings in a vestibule, serving other than a required exit stairway shall provide a minimum of 48 inches (1219 mm) of clear space from any door opening into such vestibule when the door is positioned at an angle of 90 degrees from its closed position. Doors in a series shall swing either in the same direction or away from the space between the doors.
1133B.2.5 Closer-effort to operate doors.
- Maximum effort to operate doors shall not exceed 8 1/2 pounds (38 N) for exterior doors and 5 pounds (22 N) for interior doors, such pull or push effort being applied at right angles to hinged doors and at the center plane of sliding or folding doors.
- Compensating devices or automatic door operators may be utilized to meet the above standards.
- When fire doors are required, the maximum effort to operate the door may be increased to the minimum allowable by the appropriate administrative authority, not to exceed 15 pounds (66.72 N).
1133B.2.5.1
- Hand-activated door opening hardware shall be centered between 30 inches (762 mm) and 44 inches (1118 mm) 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 without requiring the ability to grasp the opening hardware.
- Locked exit doors shall operate as above in egress direction.
- Doors to individual hotel or motel units shall operate similarly, except that when a bolt and unlatching operation is key operated from corridor or exterior side of unit door, large bow keys 2 inches (51 mm) (full bow) or 11/4 inches (32 mm) (half bow) shall be provided in lieu of lever-type hardware on the corridor side.
- Separate dead- lock activation on room side of corridor doors in hotels or motels shall have lever handle or large thumb turn on an easily reached location.
1133B.2.6 Smooth
surface. The bottom 10 inches (254 mm) of all doors except automatic
and sliding shall have a smooth, uninterrupted surface to allow the door
to be opened by a wheelchair footrest without creating a trap or hazardous
condition. Where
narrow frame doors are used, a 10-inch (254 mm) high smooth panel shall be
installed on the push side of the door, which will allow the door to be opened
by a wheelchair footrest
without creating a trap or hazardous condition. 