(1) Where building work involving the erection or demolition of a building is done within 3 metres form the boundary of any street or public place, covered wall ways shall be erected along the entire boundary of such street or public place affected by such work, unless written exemption is obtained from the local authority.

(2) In the case of the erection of a building, a covered walkway shall be kept in position for as long as work is performed on the exterior of such building.

(3) A covered walkway shall be kept in position, until the building has been demolished to a height below that of the covering of such walkway, and other protective structures shall be kept in position, until the demolition operations have, in the opinion of the local authority, been completed.

(4) Covered walkways used in connexion with building work shall be erected in accordance with the following requirements and designed to the satisfaction of the local authority—

a) The decks shall safely sustain a superimposed load of 75 kilograms per square meter and the planking shall be at least 50 millimeters in thickness;

b) If the structure is of timber—

i) The supporting posts shall be not less than 150 × 75 millimeters in cross-section, spaced not further apart than 2 meters;

ii) Deck-beams and the girders supporting them shall be not less than 225×75 millimeters in cross-section, both being placed on edge, and the beams shall be not farther apart than 1,35 meters, center to center;

c) If of steel or other material, the structure shall have a resistance to static and impact loads of not less than that of the timber structure described;

d) An adequately linked walkway of at least 1,25 meters clear width and 2,15 meters clear height shall be maintained for pedestrians;

e) The deck shall be built against the face of the building or against a hoarding of the full height of the covered walkway, and shall be closely boarded in such a manner as to prevent any material from falling on the sidewalk;

f) The temporary offices for the builder’s use may be built upon a covered walkway;

g) The roofs of such offices and the coverings of the walkways shall be inclined towards the building site and have a fall of at least 300 millimeters from the outer to the inner edge;

h) When the decks of covered walkways are used for the storage of materials or for the platforms for work of any kind, they shall be provided with guard-rails and toe-boards.