Miners' Circular, Volum 53Bureau of Mines, 1945 |
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Side 23
... in the hoist room other than the hoistman , ex- cept persons specially ... in the log book . 3. Extreme caution should be used by the hoistman when hoisting or ... empty or a loaded car . 7. The doors or gates of a cage operated in a ...
... in the hoist room other than the hoistman , ex- cept persons specially ... in the log book . 3. Extreme caution should be used by the hoistman when hoisting or ... empty or a loaded car . 7. The doors or gates of a cage operated in a ...
Side 46
... In practice , track conditions may range from good to bad in different parts of a mine , or even on sections of the same ... empty cars to the working faces and for gathering loaded cars ; these animals require training to do their job ...
... In practice , track conditions may range from good to bad in different parts of a mine , or even on sections of the same ... empty cars to the working faces and for gathering loaded cars ; these animals require training to do their job ...
Side 49
... empty or loaded , without first coupling them to each other and to the locomotive whether pushing or pulling them ... inside of empty cars , a truck should be used . 31. Materials must not be hauled on the locomotive except. FIGURE 22 ...
... empty or loaded , without first coupling them to each other and to the locomotive whether pushing or pulling them ... inside of empty cars , a truck should be used . 31. Materials must not be hauled on the locomotive except. FIGURE 22 ...
Side 50
... in special urgency ; then , the material must not extend beyond the limits of the locomotive and must be transported only in small amounts . 32. Carmen and motor crews are warned not to draw chutes entirely empty . Chutes should have 1 ...
... in special urgency ; then , the material must not extend beyond the limits of the locomotive and must be transported only in small amounts . 32. Carmen and motor crews are warned not to draw chutes entirely empty . Chutes should have 1 ...
Side 58
... in repair . Ropes and supports should be inspected at least once a month . The tripping device at the dumping point should be kept in adjustment to pre- vent loads from returning on the empty line . Track cable connections should be ...
... in repair . Ropes and supports should be inspected at least once a month . The tripping device at the dumping point should be kept in adjustment to pre- vent loads from returning on the empty line . Track cable connections should be ...
Vanlige uttrykk og setninger
alined American Standards Association automatic brakeman brakes bucket bumper Bureau of Mines cage or skip causes chutes circular clearance conical drums couplers coupling derailments drift drums dumping electric electric locomotive engineer fastening fatal feet figs FIGURE gates grades hand tramming handling haul haulage accidents haulage crews HAULAGE EQUIPMENT haulageway hazard hoisted or lowered HOISTING AND HAULAGE hoisting cable hoisting rope hoistman inches injuries inside of empty inspected installed light light rails loaded cars locomotive frame main haulage manways material metal mines Metal-Mine methods Mines Bull Mines Miners motor motorman moving nonmetal Nonmetal-Mine Accidents open-cut operating percent permitted placed platform prevent pushed rails repair ride roadbed rope diameter Safe Practices safety devices safety dogs sheave side signal system skip tender socket speed station steel stop storage-battery locomotives strands SURFACE HAULAGE switch timber train transportation trip trolley locomotives trolley pole truck underground vertical shafts wear wires zinc