WAC 296-96-24234. Frames and platforms

(1) Inclined conveyance elevator frames and platforms shall: (a) Be built of metal, a combination of metal and wood or other materials of equal strength; (b) Have a safety factor of at least 5; and (c) Be suitably prepared and/or protected from exposure to weather. (2) Inclined conveyance chassis shall: (a) Be built of metal, except for the guiding members; (b) Have a safety factor of at least 5, based upon the conveyance's rated load; and (c) Have the chassis guiding members retained and/or enclosed in guides so that the chassis cannot be derailed. (3) Cast iron may not be used in the construction of the conveyance frame or chassis. (4) A car shall have only one compartment.