Door reopening devices shall remain effective for 20 seconds minimum....
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11B-407.3.3.3 Duration
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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....
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Elevator Door Requirements: ADA Standard Section 407.3
Section 407.3 covers the current ADA Standards for elevator door requirements.
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Signal-to-Noise Ratio: ADA Standard Section 706.5
The signal-to-noise ratio for internally generated noise in assistive listening systems shall be 18 dB minimum....
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Visible and Audible Signals: ADA Standard Section 407.2.2.1
Section 407.2.2.1 covers the current ADA Standards for elevator visible and audible signals.
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11B-407.2.2.1 Visible and audible signals
A visible and audible signal shall be provided at each hoistway entrance to indicate which car is answering a call and the car’s direction of travel....
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Step Hear Call Hear CH-100
Video demonstrates a call and assist system comprised of a wireless call button and a chime alert unit located near an employee.
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11B-411.3.3 Reopening device
Elevator doors shall be provided with a reopening device complying with Section 11B-411.3.3 that shall stop and reopen a car door and hoistway door automatically if the door becomes obstructed...
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A4.10.7 Door and Signal Timing for Hall Calls
This paragraph allows variation in the location of call buttons, advance time for warning signals, and the door-holding period used to meet the time requirement....
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A4.10.7 DOOR AND SIGNAL TIMING FOR HALL CALLS
This paragraph allows variation in the location of call buttons, advance time for warning signals, and the door-holding period used to meet the time requirement....
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Hall Signals: ADA Standard Section 407.2.2
Section 407.2.2 covers the current ADA Standards for elevator hall signals.
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§ 38.93(c) Signals
(c) Signals. If doors to the platform close automatically or from a remote location, auditory and visual warning signals shall be provided to alert passengers or closing doors....
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4.10.7* Door and Signal Timing for Hall Calls
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/...
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4.10.7* DOOR AND SIGNAL TIMING FOR HALL CALLS
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 or T = D...
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11B-407.2.2 Hall signals
Hall signals, including in-car signals, shall comply with Section 11B-407.2.2....
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Elevator Door Requirements [§407.3]
Elevator Door Requirements [§407.3]...
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Door Closers and Gate Closers: ADA Standard Section 404.2.8.1
Section 404.2.8.1 covers the current ADA Standards for the closing speed of door closers and gate closers.
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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....
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§ 38.113(c) Signals
(c) Signals. If doors to the platform close automatically or from a remote location, auditory and visual warning signals shall be provided to alert passengers of closing doors...
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Door Protective and Reopening Device [4.10.6]
Door reopening devices must be able to detect obstructions without contact; otherwise, they can disrupt the balance of people using crutches or canes....
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11B-407.2.2.2 Visible signals
Visible signal fixtures shall be centered at 72 inches (1829 mm) minimum above the finish floor or ground....
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Visible Signals: ADA Standard Section 407.2.2.2
Section 407.2.2.2 covers the current ADA Standards for elevator visible signals.
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11B-411.4.8.2.2 Signal level
The verbal annunciator signal level shall comply with Section 11B-407.4.8.2.2....
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Must elevator doors remain open for 20 seconds?
LULA swing doors, private residence elevator doors, and platform lift gates and doors must remain open for 20 seconds minimum....
