Truncated domes in a detectable warning surface shall have a center-to-center spacing of 2.3 inches (58 mm) minimum and 2.4 inches (61 mm) maximum, and a base-to-base spacing of 0.65 inch...
Search Results "TTY Detection"
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11B-705.1.1.2 Dome spacing
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R208 Detectable Warning Surfaces (Section-by-Section Analysis)
R208 Detectable Warning Surfaces (Section-by-Section Analysis) Detectable warning surfaces consist of small truncated domes built in or applied to a walking surface that are detectable...
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Shelf and Outlet
The shelf must provide a vertical clearance of at least 6 inches so that different types of portable TTY devices can be connected....
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11B-705.1.1.2 Dome spacing
Truncated domes in a detectable warning surface shall have a center-to-center spacing of 2.3 inches (58 mm) minimum and 2.4 inches (61 mm) maximum, and a base-to-base spacing of 0.65 inch...
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11B-703.7.2.2 International Symbol of TTY
The International Symbol of TTY shall comply with Figure 11B-703.7.2.2....
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11B-247.1.2.1 Platform edges
Platform boarding edges shall have detectable warnings complying with Sections 11B-705.1.1 and 11B-705.1.2.1....
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11B-247.1.2.1 Platform edges
Platform boarding edges shall have detectable warnings complying with Sections 11B-705.1.1 and 11B-705.1.2.1....
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TTY Use
Some foreign carriers opposed TTY requirements on the grounds that TTY access is technically infeasible in many countries....
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Scoping for Text Telephones (Preamble, Section-by-Section Analysis)
- Scoping for TDD's or text telephones was increased. One TDD or text telephone, for speech and hearing impaired persons, must be provided at locations with 4, rather than 6, pay...
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Floor Requirement: ADA Standard Section 217.4.2
Section 217.4.2 covers scoping requirements in the current ADA Standards for TTYs on the floor of public and private buildings.
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Platform Edges: ADA Standard Section 705.2
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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11B-705.1.2.1 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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11B-705.1.2.1 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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11B-217.4.2 Floor requirement
TTYs in public buildings shall be provided in accordance with Section 11B-217.4.2.1. TTYs in private buildings shall be provided in accordance with Section 11B-217.4.2.2....
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11B-217.4.2 Floor requirement
TTYs in public buildings shall be provided in accordance with Section 11B-217.4.2.1. TTYs in private buildings shall be provided in accordance with Section 11B-217.4.2.2....
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Contrast
Detectable warnings are required to contrast visually from adjacent walking surfaces, either light-on dark or dark-on-light....
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11B-216.9.2 Directional signs
Directional signs indicating the location of the nearest public TTY shall be provided at all banks of public pay telephones not containing a public TTY....
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F216.9.2 Directional Signs
Directional signs indicating the location of the nearest public TTY shall be provided at all banks of public pay telephones not containing a public TTY....
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216.9.2 Directional Signs
Directional signs indicating the location of the nearest public TTY shall be provided at all banks of public pay telephones not containing a public TTY....
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11B-216.9.2 Directional signs
Directional signs indicating the location of the nearest public TTY shall be provided at all banks of public pay telephones not containing a public TTY....
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11B-216.9.2 Directional signs
Directional signs indicating the location of the nearest public TTY shall be provided at all banks of public pay telephones not containing a public TTY....
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11B-705.1.1.3.2
11B-705.1.1.3.2 Detectable warning surfaces shall provide a 70 percent minimum visual contrast with adjacent walking surfaces....
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11B-705.1.1.3.2
Detectable warning surfaces shall provide a 70 percent minimum visual contrast with adjacent walking surfaces....
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216.9.2 Directional Signs
Directional signs indicating the location of the nearest public TTY shall be provided at all banks of public pay telephones not containing a public TTY....