- Paving, Surfacing, and Tamping Equipment Operators
- Highway Maintenance Workers
- Rail-Track Laying and Maintenance Equipment Operators Green
- Service Unit Operators, Oil, Gas, and Mining
- Helpers--Extraction Workers
- Separating, Filtering, Clarifying, Precipitating, and Still Machine Setters, Operators, and Tenders
- Crushing, Grinding, and Polishing Machine Setters, Operators, and Tenders
- Rail Yard Engineers, Dinkey Operators, and Hostlers
- Excavating and Loading Machine and Dragline Operators
- Gas Compressor and Gas Pumping Station Operators