240. Preservation of Order
For the preservation of good order, and for the convenience of shipping and public generally, all watermen, ferrymen, stevedores, steam-hoist drivers, porters, carters, and others, when on any wharf or jetty, whether employed on such wharf or jetty or not, shall be under the control of and obey the orders of the harbour master and wharf manager, and shall immediately leave such wharf if ordered to do so by them.