||Rail-Track Laying and Maintenance Equipment Operators
- Operate single- or multiple-head spike driving machines to drive spikes into ties and secure rails.
- Operate track wrenches to tighten or loosen bolts at joints that hold ends of rails together.
- Clean tracks or clear ice or snow from tracks or switch boxes.
- Adjust controls of machines that spread, shape, raise, level, or align track, according to specifications.
- Clean or make minor repairs to machines or equipment.
- Operate single- or multiple-head spike pullers to pull old spikes from ties.
- String and attach wire-guidelines machine to rails so that tracks or rails can be aligned or leveled.
- Engage mechanisms that lay tracks or rails to specified gauges.
- Drive vehicles that automatically move and lay tracks or rails over sections of track to be constructed, repaired, or maintained.
- Turn wheels of machines, using lever controls, to adjust guidelines for track alignments or grades, following specifications.
- Push controls to close grasping devices on track or rail sections so that they can be raised or moved.
||Operating Engineers and Other Construction Equipment Operators
- Adjust handwheels and depress pedals to control attachments, such as blades, buckets, scrapers, or swing booms.
- Connect hydraulic hoses, belts, mechanical linkages, or power takeoff shafts to tractors.
- Select and fasten bulldozer blades or other attachments to tractors, using hitches.
- Perform specialized work, using equipment such as pile drivers, dredging rigs, drillers, or concrete pumpers.
||Paving, Surfacing, and Tamping Equipment Operators
- Inspect, clean, maintain, and repair equipment, using mechanics' hand tools, or report malfunctions to supervisors.
- Cut or break up pavement and drive guardrail posts, using machines equipped with interchangeable hammers.
- Install dies, cutters, and extensions to screeds onto machines, using hand tools.
- Move levers and turn valves to activate power hammers, or to raise and lower drophammers that drive piles to required depths.
- Drive pilings to provide support for buildings or other structures, using heavy equipment with a pile driver head.
- Clean, lubricate, and refill equipment.
||Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters
- Clean shop, work area, and machines, using solvent and rags.
- Immerse pipe in chemical solution to remove dirt, oil, and scale.
- Clean and renew steam traps.