1. The user shall ensure that every builder's hoist and its tower are well constructed of sound material, are strong enough and free from patent defects and in general are constructed in accordance with generally accepted technical standards.
2. The user shall cause the tower of every builder's hoist -
a. to be secured to the structure or to be braced by steel wire guy ropes and to extend to such a distance above the highest landing as to allow a clear and unobstructed space of at least 900 mm for overtravel;
b. to be enclosed on all sides at the bottom, and at all floors where persons are liable to be struck by moving parts of the hoist except on the side or sides giving access to the conveyance, with walls or other effective means to a height of at least 2 100 mm from the ground or floor level; and
c. to be provided with a door or gate at least 1 800 mm high at each landing, and such door or gate shall be kept closed except when the conveyance is at rest at such a landing.
3. The user shall cause -
a. the conveyance of a builder's hoist to be carried by a steel-wire rope of which the breaking strength shall be at least six times the maximum mass load it is required to carry;
b. every builder's hoist to be provided with an efficient brake capable of holding the conveyance with its maximum load in any position when the power is not being supplied to the hoisting machinery; and
c. effective arrangements to be made for clear signals for the operation of the hoist to be given from each landing from which the builder's hoist is being used.
4. No user shall require or permit trucks, barrows or material to be conveyed on or in the conveyance of a builder's hoist and no person shall so convey trucks, barrows or material unless such articles are so secured or contained that displacement thereof cannot take place during conveyance.
5. No user shall require or permit any person to ride on, and no person shall ride on, a builder's hoist.
6. The user shall cause every builder's hoist to be inspected at least once every week by a person who has experience of the erection and maintenance of builder's hoists or similar machinery, who shall determine the serviceability of the entire builder's hoist including guides, ropes and their connections, drums, sheaves or pulleys and all safety devices, and who shall enter and sign the result of each such inspection in a record book which shall be kept on the premises for that purpose.