Controllers are expected to be good at:

• Using either control mechanisms or direct physical activity to operate manufacturing systems.
• Working with hand operated industrial machines and power tools.
• Adjusting knobs, levers, and physical or touch sensitive buttons in industrial devices.
• Running, maneuvering, navigating, or driving vehicles or mechanized equipment, such as forklifts, passenger vehicles, aircraft, or watercraft.

Inspectors should be great at:

• Estimating sizes, distances, and quantities; or determining time, costs, resources, or materials needed to perform a work activity.
• Observing, receiving, and otherwise obtaining information from all relevant sources.
• Identifying information by categorizing, estimating, recognizing differences or similarities, and detecting changes in circumstances or events.
• Inspecting equipment, structures, or materials to identify the cause of errors or other problems or defects.

• Prying off loose material from roofs and moving it into the paths of machines, using crowbars.
• Moving trailing electrical cables out of obstructions, using rubber safety gloves.
• Driving machines into piles of material blasted from working faces.
• Operating levers for moving conveyor booms or shovels so that mine contents such as coal, rock, and ore can be placed into cars or onto conveyors.
• Cleaning hoppers, and cleaning spillage from tracks, walks, driveways, and conveyor decking.
• Oiling, lubricating, and adjusting conveyors, crushers, and other equipment, using hand tools and lubricating equipment.
• Replacing hydraulic hoses, headlight bulbs, and gathering arm teeth.
• Stopping gathering arms when cars are full.
• Advancing machines to gathering material and convey it into cars.
• Starting conveyor booms and gathering arm motors, and operating winches for positioning cars under boom conveyors for loading.
• Signaling workers for moving loaded cars.
• Observing and recording car numbers, carriers, customers, tonnages, and grades and conditions of material.