Existing pedestrian signals shall comply with R209.1 when the signal controller and software are altered, or the signal head is replaced....
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R209.2 Alterations
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11B-705.1.2.3 Islands or cut-through medians
Detectable warnings at pedestrian islands or cut-through medians shall be 36 inches (914 mm) minimum in depth extending the full width of the pedestrian path or cut-through less 2 inches...
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11B-407.2.2.3 Audible signals
Audible signals shall sound once for the up direction and twice for the down direction, or shall have verbal annunciators that indicate the direction of elevator car travel....
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11B-407.2.2.3 Audible signals
Audible signals shall sound once for the up direction and twice for the down direction, or shall have verbal annunciators that indicate the direction of elevator car travel....
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11B-407.2.2.3 Audible signals
Audible signals shall sound once for the up direction and twice for the down direction, or shall have verbal annunciators that indicate the direction of elevator car travel....
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407.2.2.3 Audible Signals
407.2.2.3 Audible Signals....
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A4.29.3 TACTILE WARNINGS ON DOORS TO HAZARDOUS AREAS
Tactile signals for hand reception are useful if it is certain that the signals will be touched....
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407.2.2.3 Audible Signals
Audible signals shall have a frequency of 1500 Hz maximum. Verbal annunciators shall have a frequency of 300 Hz minimum and 3000 Hz maximum....
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407.2.2.3 Audible Signals
Audible signals shall sound once for the up direction and twice for the down direction, or shall have verbal annunciators that indicate the direction of elevator car travel....
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11B-247 Detectable warnings and detectable directional texture
[See subsections ...]
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11B-247.1.2.2 Curb ramps
Curb ramps shall have detectable warnings complying with Sections 11B-705.1.1 and 11B-705.1.2.2....
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R305 Detectable Warning Surfaces (Section-by-Section Analysis)
R305 Detectable Warning Surfaces (Section-by-Section Analysis) Detectable warning surfaces consist of truncated domes aligned in a square or radial grid pattern....
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11B-705.1.2.7 Track crossings
Detectable warnings at track crossings shall be 36 inches (914 mm) in the direction of pedestrian travel and extend the full width of the circulation path....
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11B-705 DETECTABLE WARNINGS AND DETECTABLE DIRECTIONAL TEXTURE
11B-705 Detectable warnings and detectable directional texture [2010 ADAS] 705 Detectable Warnings...
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11B-705 Detectable warnings and detectable directional texture
11B-705 Detectable warnings and detectable directional texture. [2010 ADAS] 705 Detectable Warnings...
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11B-705.1.1.1 Dome size
Truncated domes in a detectable warning surface shall have a base diameter of 0.9 inch (22.9 mm) minimum and 0.92 inch (23.4 mm) maximum, a top diameter of 0.45 inch (11.4 mm) minimum and...
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11B-705 Detectable warnings and detectable directional texture
11B-705 Detectable warnings and detectable directional texture [2010 ADA Standards] 705 Detectable Warnings...
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11B-247.1.2.7 Track crossings
Where it is necessary to cross tracks to reach transit boarding platforms, detectable warnings complying with Sections 11B-705.1.1 and 11B-705.1.2.7 shall be provided....
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11B-705.1.2.6 Reflecting pools
When detectable warnings are provided at reflecting pools, it shall be 24 inches (610 mm) minimum and 36 inches (914 mm) maximum in width....
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4.10.4 Hall Lanterns
A visible and audible signal shall be provided at each hoistway entrance to indicate which car is answering a call....
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4.29.3 Detectable Warnings on Doors To Hazardous Areas
4.29.3 Detectable Warnings on Doors To Hazardous Areas. (Reserved)....
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1009.12 Alarms/emergency warning systems/accessibility
Required emergency warning systems shall activate a means of warning the hearing impaired....
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106.5.24 Detectable Warning
A standardized surface feature built in or applied to walking surfaces or other elements to warn of hazards on a circulation path....
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411.1 General
Where provided, audible signals or cues shall not be used as the only means of conveying information, indicating an action, or prompting a response...