910.63 Public Utilities: Water, Sewer and Gas Maintenance and Repair |
912.23 Construction, General (Backfill Services, Digging, Ditching, Road Grading, Rock Stabilization, etc.) |
913.56 Construction, Utility/Underground Projects |
914.27 Carpentry |
914.30 Concrete |
914.50 Heating, Ventilating and Air Conditioning (HVAC) |
914.53 Insulation |
914.55 Masonry |
914.58 Metal Work |
914.61 Painting and Wallpapering |
914.64 Plastering |
914.65 Plastics |
914.73 Roofing and Siding |
914.84 Trade Services, Construction (Not Otherwise Classified) |
958.95 Utility Management Services |