Paragraph 23
The manager of every mine shall make and ensure the efficient carrying out of arrangements to secure that the roof and sides of the following places below ground in that mine are kept whitened, that is to say—
such entrances to every shaft or outlet and such sidings provided in relation thereto as are regularly used;
the top and bottom of every incline on which vehicles are moved by gravity operated rope haulage apparatus, other than apparatus which is advanced with the working of a face;
every siding, landing, passbye, junction and off-take, every place at which vehicles are regularly coupled or uncoupled or regularly attached to or detached from a haulage rope and every place at which vehicles are regularly filled mechanically except in so far as any such place is within three hundred feet of a working face in connection with which that place is used;
every room or place made to house and containing any engine, motor, electrical transformer or switchgear:
Provided that an inspector may by notice served on the manager exempt any place from the requirements of this regulation.