The master of every
vessel shall keep the same and every part thereof, and all boats, rigging,
ropes, hawsers, and other equipment or fittings thereof, and all gangways
belonging thereto or used or intended to be used in connection with his vessel
at all times free and clear of and from all cranes, running cranes, railway
lines, engines, trucks, gear and plant or other things on any wharf or forming
part thereof respectively, irrespective of whether the said cranes, running
cranes, engines, trucks, gear or plant are stationary or in use.