- Plumbing, heating, air-conditioning (145)
- Painting and paper hanging (153)
- Electrical work (79)
- Masonry and other stonework (41)
- Plastering, drywall, and insulation (71)
- Terrazzo, tile, marble and mosaic work (69)
- Carpentry work (137)
- Floor laying and floor work, nec (45)
- Roofing, siding, and sheetmetal work (63)
- Concrete work (78)
- Water well drilling (5)
- Structural steel erection (4)
- Glass and glazing work (6)
- Excavation work (73)
- Wrecking and demolition work (3)
- Installing building equipment (3)
- Special trade contractors, nec (146)
