Archived - Standard Industrial Classification - Establishments (SIC-E) 1980
- F - Construction Industries
- 42 - Trade Contracting Industries
- 422 - Structural and Related Work
- 4221 - Piledriving Work
- 4222 - Form Work
- 4223 - Steel Reinforcing
- 4224 - Concrete Pouring and Finishing
- 4225 - Precast Concrete Installation
- 4226 - Rough and Framing Carpentry
- 4227 - Structural Steel Erection
- 4229 - Other Structural and Related Work
- Date modified: