2010 ADA Standards for Accessible Design

TECHNICAL CHAPTER 9: BUILT-IN ELEMENTS 903.3 Size. Benches shall have seats that are 42 inches (1065 mm) long minimum and 20 inches (510 mm) deep minimum and 24 inches (610 mm) deep maximum. 903.4 Back Support. The bench shall provide for back support or shall be affixed to a wall. Back support shall be 42 inches (1065 mm) long minimum and shall extend from a point 2 inches (51 mm) maximum above the seat surface to a point 18 inches (455 mm) minimum above the seat surface. Back support shall be 2½ inches (64 mm) maximum from the rear edge of the seat measured horizontally. Advisory 903.4 Back Support. To assist in transferring to the bench, consider providing grab bars on a wall adjacent to the bench, but not on the seat back. If provided, grab bars cannot obstruct transfer to the bench. Figure 903.4 Bench Back Support 903.5 Height. The top of the bench seat surface shall be 17 inches (430 mm) minimum and 19 inches (485 mm) maximum above the finish floor or ground. 903.6 Structural Strength. Allowable stresses shall not be exceeded for materials used when a vertical or horizontal force of 250 pounds (1112 N) is applied at any point on the seat, fastener, mounting device, or supporting structure. 903.7 Wet Locations. Where installed in wet locations, the surface of the seat shall be slip resistant and shall not accumulate water. 904 Check-Out Aisles and Sales and Service Counters 904.1 General. Check-out aisles and sales and service counters shall comply with the applicable requirements of 904. 904.2 Approach. All portions of counters required to comply with 904 shall be located adjacent to a walking surface complying with 403. 220 - 2010 Standards: Titles II and III Department of Jus2ti5c7e Titles II and III - 2010 Standards - 191