JIB, PILLAR AND PORTABLE FLOOR CRANES, CRABS AND WINCHES

1. (a) Side pulls. Side pulls shall not be made with jib or pillar cranes. The arm or boom shall be directly over the load when making a lift.
2. (b) Enclosing of gears. The gears of all cranes shall be enclosed. If hand-operated by means of a crab or winch, a locking dog shall be provided to hold the load when the handle is released.
3. (c) Brakes. Some form of brake or safety-lowering device shall be provided on all crabs, winches and jib cranes.
4. (d) Limiting device. An approved hoist-limiting device shall be provided on all jib cranes of ten or more tons capacity.