2010 ADA Standards for Accessible Design Pocket Guide

409.4.7 Emergency Communications.

Emergency two-way communication systems shall comply with 409.4.7.

409.4.7.1 Type.

A telephone and emergency signal device shall be provided in the car.

409.4.7.2 Operable Parts.

The telephone and emergency signaling device shall comply with 309.3 and 309.4.

409.4.7.3 Compartment.

If the telephone or device is in a closed compartment, the compartment door hardware shall comply with 309.

409.4.7.4 Cord.

The telephone cord shall be 29 inches (735 mm) long minimum.