Sec. 8-1.26. Thoroughfares under elevators

In factory buildings erected before or after October 1, 1913; in mercantile establishments in buildings erected before or after November 1, 1920.

There shall be no thoroughfare, occupied or unoccupied space under the hoistway of any elevator, dumbwaiter or counterweight, unless all of the following conditions exist:

(a) Elevator car and counterweight shall be provided with bumpers or buffers capable of stopping the car when descending at governor tripping speed with rated load.

(b) The car shall be provided with a safety device conforming to the requirements for such device. The counterweights shall be provided with safety device conforming to the requirements for such device, or a safety device which functions if the rope breaks. Provided also that when the lock type of counterweight safety is employed, the governor which operates the car safety must be arranged to bring the elevator machine to a stop when the counterweight reaches a speed corresponding to the car governor tripping speed.

(c) There shall be a floor under the hoistway sufficiently strong to withstand without injury the impact of the car or counterweight descending at governor tripping speed with rated load.