- First-Line Supervisors of Landscaping, Lawn Service, and Groundskeeping Workers
- First-Line Supervisors of Logging Workers
- Rail-Track Laying and Maintenance Equipment Operators
- Service Unit Operators, Oil, Gas, and Mining
- First-Line Supervisors of Production and Operating Workers
- Heat Treating Equipment Setters, Operators, and Tenders, Metal and Plastic
- Separating, Filtering, Clarifying, Precipitating, and Still Machine Setters, Operators, and Tenders Green
- Crushing, Grinding, and Polishing Machine Setters, Operators, and Tenders
- Mixing and Blending Machine Setters, Operators, and Tenders
- Pump Operators, Except Wellhead Pumpers