1120A.2 [For HCD 1/AC & DSA/AC] Doors.

Type of lock or latch Width & height Hinged doors Pair of doors Automatic doors
Revolving doors Thresholds Level floor or landing Maneuvering clearances at doors Space between consecutive doors
Egress from door Closer Effort to operate doors Hand activated door opening hardware Smooth surface at bottom of doors  

















































1120A.2.1 [For HCD 1/AC & DSA/AC] Type of lock or latch. See Chapter 10, Section 1003.3.1.8.

1120A.2.2 [For HCD 1/AC & DSA/AC] Width and height. See Chapter 10, Section 1003.3.1.3a.

1120A.2.3 [For HCD 1/AC & DSA/AC] 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.

1120A.2.3.1 [For HCD 1/AC & DSA/AC] 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.

top of page
1120A.2.3.2 [For HCD 1/AC & DSA/AC] 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 1120A.2.3.2 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:

1.1 Where the occupant load is less than 10, except Group I, Division 1 Occupancies, doorways may be 30 inches (762 mm) in clear width.

1.2 Where occupant load is greater than 10 and it is determined that compliance with Section 1120A.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.

1120A.2.3.3 [For HCD 1/AC & DSA/AC] Revolving doors. Revolving doors shall not be used as a required entrance for persons with disabilities.

top of page
1120A.2.4 [For HCD 1/AC w/exceptions & DSA/AC] Thresholds. The floor or landing shall not be more than 1/2 inch (12.7 mm) lower than the threshold of the doorway.

Changes 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 in 2 units horizontal (50% slope). Changes in level greater than 1/2 inch (12.7 mm) shall be accomplished by means of a ramp.

EXCEPTIONS: 1. Section 1120A.2.4 shall not be enforced retroactively.

2. At the primary entry door to dwelling units in covered multifamily buildings, with direct exterior access, outside landing surfaces constructed of impervious materials such as concrete, brick or flagstone, shall be no more than 1/2 inch (12.7 mm) below the floor level of the interior of the dwelling unit immediately adjacent to the primary entry door.

3. Changes in elevation in covered multifamily dwellings shall comply with this provision. Except as provided at the primary entrance, thresholds at exterior doors, including sliding door tracks, shall be no higher than 3/4 inch (19 mm). Thresholds and changes in level at these locations shall be beveled with a slope no greater than 1 unit vertical in 2 units horizontal (50% slope).

4. Exterior deck, patio or balcony surfaces shall be no more than 4 inches (102 mm) below the floor level of the interior of the dwelling unit. Change in level greater than 1/2 inch (12.7 mm) shall be accomplished by means of a ramp.

top of page

1120A.2.4.1 [For HCD 1/AC & DSA/AC] Level floor or landing. See Chapter 10, Section 1003.3.1.6.2a.

1120A.2.4.2 [For HCD 1/AC & DSA/AC] Maneuvering clearances at doors.
  • The floor or landing on each side of an exit door shall be level.
  • The level area shall have a length in the direction of the door swing of at least 60 inches (1524 mm) and the length opposite the direction of the door swing of 44 inches (1118 mm) as measured at right angles to the plane of the door in its closed position.

EXCEPTIONS: 1. 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.

2. In buildings containing covered multifamily dwelling units, the floor or landing immediately outside the entry may be sloped up to 1/8 inch (3 mm) per foot (12 inches) (305 mm), in a direction away from the primary entrance of the dwelling unit for drainage.

1120A.2.4.3 [For HCD 1/AC & DSA/AC] 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 doorsDoors Width

NOTES: 1. Twenty-four inches (610 mm) is preferred for strike-side clearance.

2. See Section 1109A.2 and Tables 1109A.2-1 and 1109A.2-2 for bathrooms that are required to be accessible.

top of page

1120A.2.4.4 [For HCD 1/AC & DSA/AC] 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.

Where the door opens into a stair or smoke proof enclosure, the landing need not have a length of 60 inches (1524 mm).

1120A.2.4.5 [For HCD 1/AC & DSA/AC] Egress from door. Every exit door required by this section shall give immediate access to an approved means of egress from the building.

top of page
1120A.2.5 [For HCD 1/AC & DSA/AC] 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 (66.7 N).

1120A.2.5.1 [For HCD 1/AC & DSA/AC] 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 that 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 per Section 1120A.2.5, 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 1 1/4 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.

top of page

1120A.2.6 [For HCD 1/AC & DSA/AC] 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.   Door_Bottom 10 inches