2010 ADA Standards for Accessible Design Pocket Guide
408.4 Elevator Cars.
Elevator cars shall comply with 408.4.
Elevator cars shall provide a clear width 42 inches (1065 mm) minimum and a clear depth 54 inches (1370 mm) minimum. Car doors shall be positioned at the narrow ends of cars and shall provide 32 inches (815 mm) minimum clear width.
EXCEPTIONS: 1. Cars that provide a clear width 51 inches (1295 mm) minimum shall be permitted to provide a clear depth 51 inches (1295 mm) minimum provided that car doors provide a clear opening 36 inches (915 mm) wide minimum.
2. Existing elevator cars shall be permitted to provide a clear width 36 inches (915 mm) minimum, clear depth 54 inches (1370 mm) minimum, and a net clear platform area 15 square feet (1.4 m2) minimum.
The platform to hoistway clearance shall comply with 407.4.3.
Elevator car controls shall comply with 407.4.6. Control panels shall be centered on a side wall.
Designations and indicators of car controls shall comply with 407.4.7.