Diagnose, adjust, repair, or overhaul railroad rolling stock, mine cars, or mass transit rail cars.

• Air-Compressor Mechanic
• Brake Repairer, Railroad
• Car Repairer
• Car Repairer, Pullman
• Car-Repairer Apprentice
• Mechanical-Unit Repairer
• Mine-Car Repairer
• Streetcar Repairer

• Adjust repaired or replaced units as needed to ensure proper operation.
• Align car sides for installation of car ends and crossties, using width gauges, turnbuckles, and wrenches.
• Disassemble units such as water pumps, control valves, and compressors so that repairs can be made.
• Examine car roofs for wear and damage, and repair defective sections, using roofing material, cement, nails, and waterproof paint.
• Inspect components such as bearings, seals, gaskets, wheels, and coupler assemblies to determine if repairs are needed.
• Inspect the interior and exterior of rail cars coming into rail yards in order to identify defects and to determine the extent of wear and damage.
• Install and repair interior flooring, fixtures, walls, plumbing, steps, and platforms.
• Measure diameters of axle wheel seats, using micrometers, and mark dimensions on axles so that wheels can be bored to specified dimensions.
• Paint car exteriors, interiors, and fixtures.
• Perform scheduled maintenance, and clean units and components.
• Record conditions of cars, and repair and maintenance work performed or to be performed.
• Remove locomotives, car mechanical units, or other components, using pneumatic hoists and jacks, pinch bars, hand tools, and cutting torches.
• Repair and maintain electrical and electronic controls for propulsion and braking systems.
• Repair car upholstery.
• Repair or replace defective or worn parts such as bearings, pistons, and gears, using hand tools, torque wrenches, power tools, and welding equipment.
• Repair window sash frames, attach weather stripping and channels to frames, and replace window glass, using hand tools.
• Repair, fabricate, and install steel or wood fittings, using blueprints, shop sketches, and instruction manuals.
• Replace defective wiring and insulation, and tighten electrical connections, using hand tools.
• Test electrical systems of cars by operating systems and using testing equipment such as ammeters.
• Test units for operability before and after repairs.

• adhere to safety procedures
• adjust or set mechanical controls or components
• align or adjust clearances of mechanical components or parts
• align or adjust clearances of vehicle body parts or components
• align vehicle frame
• assemble and install pipe sections, fittings, or plumbing fixtures
• burn (cut), trim, or scarf metal objects
• clean equipment or machinery
• conduct tests to locate mechanical system malfunction
• construct, erect, or repair wooden frameworks or structures
• cut, shape, fit, or join wood or other construction materials
• determine installation, service, or repair needed
• diagnose mechanical problems in machinery or equipment
• erect scaffold
• examine locomotives or cars to detect damage or structural defects
• examine vehicle to detect malfunctions, damage, or maintenance needed
• fabricate sheet metal parts or items
• fabricate, assemble, or disassemble manufactured products by hand
• identify base metals for welding
• inspect machinery or equipment to determine adjustments or repairs needed
• install or replace glass in windows, skylights, or other structural surfaces
• install shingles, tile, slate, asphalt, or related roofing materials
• maintain or repair industrial or related equipment/machinery
• maintain repair records
• maintain welding machines or equipment
• move or fit heavy objects
• operate hoist, winch, or hydraulic boom
• operate vacuum or air hose
• perform safety inspections in industrial, manufacturing or repair setting
• read blueprints
• read specifications
• read tape measure
• read technical drawings
• read work order, instructions, formulas, or processing charts
• repair commercial transportation equipment
• repair or replace electrical wiring, circuits, fixtures, or equipment
• repair or replace malfunctioning or worn mechanical components
• set up and operate variety of machine tools
• test electrical/electronic wiring, equipment, systems or fixtures
• test mechanical products or equipment
• understand service or repair manuals
• understand technical operating, service or repair manuals
• use acetylene welding/cutting torch
• use arc welding equipment
• use basic carpentry techniques
• use basic plumbing techniques
• use combination welding procedures
• use electronic calibration devices
• use hand or power tools
• use hand or power woodworking tools
• use knowledge of welding filler rod types
• use machine tools in installation, maintenance, or repair
• use measuring devices in repairing industrial or heavy equipment
• use precision measuring devices in mechanical repair work
• use turnbuckle in structural repair or assembly work
• use voltmeter, ammeter, or ohmmeter
• weld together metal parts, components, or structures