- Plumbing, heating, air-conditioning (2)
- Painting and paper hanging (4)
- Electrical work (7)
- Masonry and other stonework (2)
- Plastering, drywall, and insulation (3)
- Terrazzo, tile, marble and mosaic work (2)
- Carpentry work (4)
- Floor laying and floor work, nec (1)
- Roofing, siding, and sheetmetal work (4)
- Concrete work (1)
- Water well drilling (2)
- Excavation work (6)
