Cars And Counterweight Guide Rails, Guard Supports And

FASTENINGS (1) Cars and counterweights shall be provided with guide rails of steel. (2) Guide rails shall be securely fastened with through bolts or clips of strength, design and spacing as follows: (a) Guide rails and their fastenings shall not deflect more than ¼ inch under normal operations. (b) Guide rails and their fastenings shall withstand the application of the safety, when stopping the counterweights. (c) Guide rails shall rest on suitable supports and extend at the top of the hoistway to prevent the guide shoes from running off the guide rails in case the car or the counterweight travels beyond the terminal landings.