![]() the clear width can be reduced below 36″ by work area equipment where it is essential to the work being performed (§405.5) and.Ramps on these circulation paths must comply except that: Requirements for minimum exit widths greater than 36″.Ĭommon use circulation paths must be accessible in work areas 1,000 sq. Of egress may further be determined by applicable life safety codes and The width of ramps that are part of a means ![]() Ramp runs must have a clear width of 36″ minimum (measured between Specifying a running slope of 7.5% maximum and a cross slope of 1.5% maximum for exterior ramps will accommodate most irregularities or variances due to construction methods or materials according to a study sponsored by the Board ("Dimensional Tolerances in Construction and for Surface Accessibility" by David Kent Ballast.) Recommendation: Providing the least possible slope below the 1:12 (8.33%) maximum offers better usability for a wider range of users. Variations in slope, such as grade breaks within runs, can disrupt The running slope (1:12 maximum) and cross slope (1:48 maximum) are permitted. To be uniform along a run, although slight variations may occur withĬertain materials such as concrete. It also canīe expressed as a percentage, pitch, or in degrees. Slope represents the proportion of vertical rise to horizontal lengthĪnd is specified in the Standards as a ratio (e.g., 1:12). Portions ofĪccessible routes with running slopes steeper than 5% also must be Elevators and, under certain specifiedĬonditions, platform lifts, can be used as an alternative. Ramps and curb ramps are required along accessible routes to spanĬhanges in level greater than ½”. These annotations are prefaced with begin and end image notes. Some images are paired with visually hidden notes. ![]() In this document ″ indicates inches and ′ indicates feet. ![]() Notational tips for users of screen reading software follow. This guide explains requirements in the ADA Guidance on the International Symbol of AccessibilityĬhapter 10: Recreational Boating FacilitiesĬhapter 10: Swimming Pools, Wading Pools, and Spas Chapter 3: Clear Floor or Ground Space and Turning SpaceĬhapter 6: Washing Machines and Clothes Dryers ![]()
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