| 909.03 Administration of Contracts: Summary of Work, Quality Control, Project Closeout, etc. |
| 909.22 Building Construction, Non-Residential (Office Bldg., etc.) |
| 909.23 Building Construction, Residential (Apartments, etc.) |
| 909.24 Building Construction, Commercial and Institutional |
| 909.25 Building Construction, Prefabricated (All Types) |
| 909.26 Building Construction, Agricultural |
| 909.27 Building Construction, Educational |
| 909.30 Building Construction (Not Otherwise Classified) |
| 909.54 Home Construction, Single Family |
| 909.60 Maintenance and Repair, Industrial Building |
| 909.61 Maintenance and Repair, Non-Residential Building |
| 909.62 Maintenance and Repair, Residential Buildings (Incl. Single Family Homes and Apartments) |
| 909.63 Maintenance and Repair, Commercial and Institutional Building |
| 914.27 Carpentry |
| 914.30 Concrete |
| 914.44 Flooring |
| 914.55 Masonry |
| 914.58 Metal Work |
| 914.61 Painting and Wallpapering |
| 914.64 Plastering |
| 914.73 Roofing and Siding |
| 914.79 Structural Steel |
| 914.80 Stucco |
| 914.83 Tile and Marble Work, All Types |
| 914.84 Trade Services, Construction (Not Otherwise Classified) |
| 914.85 Welding |
| 914.88 Wood |
| 988.52 Landscaping (Including Design, Fertilizing, Planting, etc., But Not Grounds Maintenance or Tree Trimming Services) |