(Reserved).
Search Results "Detectable Warning"
2010 ADA Definition
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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4.29.5* TACTILE WARNINGS AT HAZARDOUS VEHICULAR AREAS
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4.29.6 Detectable Warnings at Reflecting Pools
4.29.6 Detectable Warnings at Reflecting Pools. The edges of reflecting pools shall be protected by railings, walls, curbs, or detectable warnings complying with 4.29.2....
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4.29.6* TACTILE WARNINGS AT REFLECTING POOLS
(Reserved).
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4.29.7* STANDARDIZATION
Textured surfaces for tactile door warnings shall be standard within a building, facility, site, or complex of buildings....
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4.29.7 Standardization
(Reserved).
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Detectable Warnings [4.29]
Detectable Warnings [4.29] People with little or no usable vision use environmental cues for safe and independent travel....
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Temporary Suspension
Temporary Suspension In response to business and user concerns about the need for the detectable warnings specified in 4.29 at curb ramps and hazardous vehicular areas, the Access Board...
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Transit Facilities: Rail Stations
Transit Facilities: Rail Stations Much of the early research on detectable warnings was conducted at rapid rail stations and the requirement to provide a detectable warning remains in...
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Platform Edges
Platform Edges The detectable warning must be placed at the platform edge and extend the full platform length in a 24 inch depth. This depth is an absolute dimension, not a minimum....
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Equivalent Facilitation
Equivalent Facilitation The provision of equivalent facilitation in ADAAG 2.2 permits departures from ADAAG requirements that provide equal or greater access. The Department of...
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Contrast
Contrast Interior applications require that the warning feature provide contrast in resilience or in sound when sensed with a cane....
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Doors to Hazardous Areas (Reserved) [4.29.3] and Stairs (Reserved) [4.29.4]
Doors to Hazardous Areas (Reserved) [4.29.3] and Stairs (Reserved) [4.29.4] In the absence of a clear consensus on the need or specification for detectable warnings at doors and stairs...
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Detectable Warnings on Walking Surfaces [4.29.2]
Detectable Warnings on Walking Surfaces [4.29.2] Detectable warnings are intended to alert pedestrians of an imminent hazard but are not designed as wayfinding devices....
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13) Detectable warnings
13) Detectable warnings ADAAG: Required on curb ramps, hazardous vehicular areas, and reflecting pools, but not on doors to hazardous areas....
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15) Curb ramps
15) Curb ramps ADAAG: Curb ramps must have detectable warnings (which must be raised truncated domes) (§4.7.7). UFAS: No requirement for detectable warnings on curb ramps....
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705 Detectable Warnings
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705.1 General
Detectable warnings shall consist of a surface of truncated domes and shall comply with 705....
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705.1.1 Dome Size
Truncated domes in a detectable warning surface shall have a base diameter of 0.9 inch (23 mm) minimum and 1.4 inches (36 mm) maximum, a top diameter of 50 percent of the base diameter minimum...
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705.1.2 Dome Spacing
Truncated domes in a detectable warning surface shall have a center-to-center spacing of 1.6 inches (41 mm) minimum and 2.4 inches (61 mm) maximum, and a base-to-base spacing of 0.65 inch...
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705.1.3 Contrast
Detectable warning surfaces shall contrast visually with adjacent walking surfaces either light-on-dark, or dark-on-light....
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705.2 Platform Edges
Detectable warning surfaces at platform boarding edges shall be 24 inches (610 mm) wide and shall extend the full length of the public use areas of the platform....
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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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G. What are Detectable Warnings, Why are They Required, and Where Must They be Provided?
The ADA Standards require that curb ramps include features called “detectable warnings.”...
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6 [§ 4.7.7]
6 [§ 4.7.7] Detectable warnings are dome-shaped bumps that should cover the entire width and depth of the ramp run....