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47-5044.00 — Loading and Moving Machine Operators, Underground Mining

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	Pry off loose material from roofs and move it into the paths of machines, using crowbars.
	Move trailing electrical cables clear of obstructions, using rubber safety gloves.
	Drive machines into piles of material blasted from working faces.
	Operate levers to move conveyor booms or shovels so that mine contents such as coal, rock, and ore can be placed into cars or onto conveyors.
	Clean hoppers, and clean spillage from tracks, walks, driveways, and conveyor decking.
	Oil, lubricate, and adjust conveyors, crushers, and other equipment, using hand tools and lubricating equipment.
	Replace hydraulic hoses, headlight bulbs, and gathering-arm teeth.
	Stop gathering arms when cars are full.
	Advance machines to gather material and convey it into cars.
	Signal workers to move loaded cars.
	Observe and record car numbers, carriers, customers, tonnages, and grades and conditions of material.
	Notify switching departments to deliver specific types of cars.
	Inspect boarding and locking of open-top box cars and wedging of side-drop and hopper cars to prevent loss of material in transit.
	Clean, fuel, service, and perform safety checks on all equipment, and repair and replace parts as necessary.
	Control conveyors that run the entire length of shuttle cars to distribute loads as loading progresses.
	Direct other workers to move stakes, place blocks, position anchors or cables, or move materials.
	Drive loaded shuttle cars to ramps and move controls to discharge loads into mine cars or onto conveyors.
	Examine roadway and clear obstructions from the path of travel.
	Guide and stop cars by switching, applying brakes, or placing scotches, or wooden wedges, between wheels and rails.
	Handle high voltage sources and hang electrical cables.
	Maintain records of materials moved.
	Measure, weigh, or verify levels of rock, gravel, or other excavated material to prevent equipment overloads.
	Monitor loading processes to ensure that materials are loaded according to specifications.
	Move mine cars into position for loading and unloading, using pinchbars inserted under car wheels to position cars under loading spouts.
	Observe hand signals, grade stakes, or other markings when operating machines.
	Open and close bottom doors of cars to dump contents.
	Push or ride cars down slopes, or hook cars to cables and control cable drum brakes, to ease cars down inclines.
	Read written instructions or confer with supervisors about schedules and materials to be moved.