Australian Capital Territory Current Regulations Australian Capital Territory Current Regulations(1) Flexible steel or iron wire ropes shall be used for the lifting, governor and compensating ropes of all lifts, and the ropes shall not be spliced for purposes of repair or extension.
(2) Chains shall not be used for suspending cars or counterweights of lifts.
(3) The minimum number of lifting ropes for cars and counterweights of lifts, other than service lifts, shall be 2 for drum-drive lifts and hydraulic lifts and 3 for all other types.
(4) The factor of safety for lifting ropes shall not be less than 10.
(5) The minimum diameter of suspension ropes for cars and counterweights shall be 3 / 8 of an inch except for service lifts where the minimum diameter shall be 1 / 4 of an inch.
(6) The ratio of the diameter of any drum or sheave to the diameter of the rope used on it shall be not less than—
(a) 45:1 for passenger or goods lifts; and
(b) 40:1 for service lifts; and
(c) 38:1 for compensating ropes; and
(d) 25:1 for governor ropes.
(7) All drums and sheaves shall be grooved to correctly embrace the ropes, and to prevent any overriding or jamming.
(8) Lifting ropes shall be effectively anchored to drums and not less than 1 1 / 2 turns of each rope shall remain on a drum when the lift car or counterweight has landed.
(9) If compensating ropes are used, provisions shall be made for automatically stopping the lift in the event of the compensating sheave rising or falling beyond predetermined limits.
(10) If 2:1 roping is used provision shall be made to prevent the ropes leaving their correct grooves, and the sheaves on the car shall be effectively guarded and a convenient handhold provided.
Lift cars