11B-610.3 Shower compartment seats

Note: This document or portion of document references a state or local code that is stricter than the 2010 ADA Standards requires.

11B-610.3 Shower compartment seats.

A seat in a standard roll-in shower compartment shall be a folding type, shall be installed on the side wall adjacent to the controls, and shall extend from the back wall to a point within 3 inches (76 mm) of the compartment entry. A seat in an alternate roll-in type shower compartment shall be a folding type, shall be installed on the front wall opposite the back wall, and shall extend from the adjacent side wall to a point within 3 inches (76 mm) of the compartment entry. In transfer-type showers, the seat shall extend from the back wall to a point within 3 inches (76 mm) of the compartment entry. The top of the seat shall be 17 inches (432 mm) minimum and 19 inches (483 mm) maximum above the bathroom finish floor. When folded, the seat shall extend 6 inches (152 mm) maximum from the mounting wall. Seats shall comply with Section 11B-610.3.1 or 11B-610.3.2.

[2010 ADA Standards] 610.3 Shower Compartment Seats. Where a seat is provided in a standard roll-in shower compartment, it shall be a folding type, shall be installed on the side wall adjacent to the controls, and shall extend from the back wall to a point within 3 inches (75 mm) of the compartment entry. Where a seat is provided in an alternate roll-in type shower compartment, it shall be a folding type, shall be installed on the front wall opposite the back wall, and shall extend from the adjacent side wall to a point within 3 inches (75 mm) of the compartment entry. In transfer-type showers, the seat shall extend from the back wall to a point within 3 inches (75 mm) of the compartment entry. The top of the seat shall be 17 inches (430 mm) minimum and 19 inches (485 mm) maximum above the bathroom finish floor. Seats shall comply with 610.3.1 or 610.3.2.

(a) rectangular

(b) L-shaped

FIGURE 11B-610.3 EXTENT OF SEAT

11B-610.3.1 Rectangular seats.

The rear edge of a rectangular seat shall be 2½ inches (64 mm) maximum and the front edge 15 inches (381 mm) minimum and 16 inches (406 mm) maximum from the seat wall. The side edge of the seat shall be 1½ inches (38 mm) maximum from the adjacent wall.

The rear edge is 2 1/2 inches maximum and the front edge 15 to 16 inches from the seat wall. The side edge is 1 1/2 inches maximum from the back wall.

FIGURE 11B-610.3.1 RECTANGULAR SHOWER SEAT

11B-610.3.2 L-shaped seats.

The rear edge of an L-shaped seat shall be 2½ inches (64 mm) maximum and the front edge 15 inches (381 mm) minimum and 16 inches (406 mm) maximum from the seat wall. The rear edge of the “L” portion of the seat shall be 1½ inches (38 mm) maximum from the wall and the front edge shall be 14 inches (356 mm) minimum and 15 inches (381 mm) maximum from the wall. The end of the “L” shall be 22 inches (559 mm) minimum and 23 inches (584 mm) maximum from the main seat wall.

Figures (a) shows the “L” is oriented with the narrower portion toward the compartment opening and the base toward the back. The front edge of the narrow portion of the “L” is 15 to 16 inches from the seat wall and the base end is 22 to 23 inches from the seat wall. The base of the “L” is 14 to 15 inches from the adjacent wall. Figure (b) shows that the seat is 2 1/2 inches maximum from the seat wall and the rear edge of the L portion is 1 1/2 inches maximum from the adjacent wall.

(a) size

(b) distance from wall

FIGURE 11B-610.3.2 L-SHAPED SHOWER SEAT

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2019 California Standards for Accessible Design Guide (effective January 1, 2020 with July 1, 2021 amendments)