2022 California Standards for Accessible Design Guide (effective January 1, 2023)

11B-407.3 Elevator door requirements.

Hoistway and car doors shall comply with Section 11B-407.3.

11B-407.3.1 Type.

Elevator doors shall be the horizontal sliding type. Car gates shall be prohibited.

11B-407.3.2 Operation.

Elevator hoistway and car doors shall open and close automatically.

Exception: Existing manually operated hoistway swing doors shall be permitted provided that they comply with Sections 11B-404.2.3 and 11B-404.2.9. Car door closing shall not be initiated until the hoistway door is closed.

11B-407.3.3 Reopening device.

Elevator doors shall be provided with a reopening device complying with Section 11B-407.3.3 that shall stop and reopen a car door and hoistway door automatically if the door becomes obstructed by an object or person.

Exception: Existing elevators with manually operated doors shall not be required to comply with Section 11B-407.3.3.

11B-407.3.3.1 Height.

The device shall be activated by sensing an obstruction passing through the opening at 5 inches (127 mm) nominal and 29 inches (737 mm) nominal above the finish floor.

11B-407.3.3.2 Contact.

The device shall not require physical contact to be activated, although contact is permitted to occur before the door reverses.

11B-407.3.3.3 Duration.

Door reopening devices shall remain effective for 20 seconds minimum.

11B-407.3.4 Door and signal timing.

The minimum acceptable time from notification that a car is answering a call until the doors of that car start to close shall be calculated from the following equation:

T = D/(1.5 ft/s) or T = D/(457 mm/s) = 5 seconds minimum where T equals the total time in seconds and D equals the distance (in feet or millimeters) from the point in the lobby or corridor 60 inches (1524 mm) directly in front of the farthest call button controlling that car to the centerline of its hoistway door.

Exceptions:

1. For cars with in-car lanterns, T shall be permitted to begin when the signal is visible from the point 60 inches (1524 mm) directly in front of the farthest hall call button and the audible signal is sounded.
2. Reserved.

[2010 ADA Standards] 2. Destination-oriented elevators shall not be required to comply with 407.3.4.

11B-407.3.5 Door delay.

Elevator doors shall remain fully open in response to a car call for 5 seconds minimum.

[2010 ADA Standards] 407.3.5 Door Delay. Elevator doors shall remain fully open in response to a car call for 3 seconds minimum.

11B-407.3.6 Width.

The width of elevator doors shall comply with Table 11B-407.4.1.

Exception: In existing elevators, a power-operated car door complying with Section 11B-404.2.3 shall be permitted.