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[接上页] Cap 285B reg 44 Ladders Where ladders are used- (a) no ladder shall incline outwards from its base from the face; (b) ladders shall not be vertical without the written consent of a mines officer; (c) in ladder ways exceeding 18 metres in depth and having an inclination of more than seventy degrees from the horizontal, platforms shall be provided at intervals of not more than 9 metres measured vertically; (L.N. 87 of 1986) (d) no 2 consecutive manholes in such platforms shall be in a vertical line unless the ladders have sufficient inclination to cover the manholes; (e) all ladders used in mines shall be strongly constructed and be securely fastened to the timbering or sides of the shaft and maintained in proper repair. Rungs must not be more than 230 millimetres apart and must be inserted or notched into the sides of the ladder as well as fastened by clinched nails or other adequate means; and (L.N. 87 of 1986) (f) the ladders shall project at least 1 metre above the mouth of the shaft and every resting place therein, and strong handrails shall be fixed at such places. (L.N. 87 of 1986) Cap 285B reg 45 Prohibition against carrying tools, etc. in ladder way No person shall carry or be permitted to carry any drill, tool or any loose material on a ladder way in a vertical or steeply inclined shaft or winze except, so far as may be necessary, in executing repairs or other work. Cap 285B reg 46 Duty to fence off entrances to shafts and winzes The top of every vertical or steeply inclined shaft, winze, sump and shute or sliding hole and all entrances thereto below the top, shall be kept properly fenced off by means of a barrier or gate, but the temporary removal of the barrier or gate for the purpose of repairs or other operations is permissible if proper precautions to prevent danger to persons are taken. Cap 285B reg 47 Prohibition against loose material near unprotected edges No excavated material, tools, wood or loose articles of any kind shall be allowed to lie near the unprotected edge of any excavation. Cap 285B reg 48 Necessity to provide guides for bucket, cage or skip Vertical shafts exceeding 30 metres in depth shall be provided with guides for every bucket, cage or skip. (L.N. 87 of 1986) Cap 285B reg 49 Provision for workmen passing from one compartment to another At every shaft station where it is necessary for workmen to pass from one side of the shaft to another, provision shall be made for them to do so without entering or crossing a winding compartment. All passages shall be securely fenced. Cap 285B reg 50 Prohibition against entering winding compartment Except to ascend or descend and for purposes of repairs, entering or crossing a winding compartment of a shaft is prohibited: Provided that this regulation shall not apply to persons employed in timbering or lining vertical shafts whilst sinking operations are being carried out. Cap 285B reg 51 Sinking shafts (1) In sinking shafts the bucket, cage or skip shall not be filled above the level of the brim. (2) Before the bucket, cage or skip leaves the top or bottom of the shaft it shall be steadied under the supervision of the gang foreman in charge. (3) In no event shall any bucket, cage or skip be directly lowered to the bottom of a shaft when men are working there, but shall be stopped at least 4.5 metres above the bottom until the signal to lower it further has been given by the signalman thereat: Provided that this paragraph shall not apply to shafts in which the miners are not more than 15 metres from the winch or windlass controller. (L.N. 87 of 1986) Cap 285B reg 52 Duty to provide ladder ways in sinking shafts Ladder ways shall be provided in all shafts in the course of sinking to within such distance of the bottom as will secure them from damage in blasting, and from the ends of such ladder ways chain ladders shall be extended to the bottom of the shaft: Provided that chains may be substituted for chain ladders in an inclined shaft. Cap 285B reg 53 Protection of persons in sinking shafts (1) When a shaft has no separate ladder way under which those engaged in sinking may find shelter, during the winding of rock materials or water, sufficient protection shall be provided by a suitable covering. (2) When a working shaft is being sunk deeper while ordinary winding is going on the men employed at the bottom of such shaft shall be securely protected by overhead cover. Cap 285B reg 54 Precautions to be taken in using windlasses, etc. All hoisting appliances in use at shafts and winzes shall be provided with a stopper, pawl or some other reliable holder, and care must be taken that the hooking on and off of buckets or other receptacles is done without danger to the workmen. Cap 285B reg 55 Necessity to provide signalling apparatus in shafts (1) Every winding shaft which exceeds 15 metres in depth shall be provided with efficient means of interchanging distinct and definitive signals between- (L.N. 87 of 1986) |