50 59 00 Construction Material Delivery/Hauling 50 61 00 Construction Material Supplier 31 23 00 Excavation and Fill 32 11 23.13 Sand-Clay Base Courses 41 22 00 Cranes and Hoists 50 62 00 Crane Sales & Service

41 22 00 Cranes and Hoists 05 10 00 Structural Metal Framing 03 40 00 Precast Concrete

07 40 00 Roofing and Siding Panels 07 71 00 Roof Specialties 07 61 00 Sheet Metal Roofing 08 30 00 Specialty Doors and Frames 41 22 00 Cranes and Hoists 04 00 00 Masonry 07 31 00 Shingles and Shakes 07 32 00 Roof Tiles 07 41 00 Roof Panels 08 10 00 Doors and Frames 07 10 00 Dampproofing and Waterproofing 04 43 00 Stone Masonry 07 22 00 Roof and Deck Insulation 07 76 00 Roof Pavers 04 54 00 Refractory Brick Masonry 07 33 00 Natural Roof Coverings 07 63 00 Sheet Metal Roofing Specialties

32 15 00 Aggregate Surfacing 32 16 00 Curbs, Gutters, Sidewalks and Driveways 31 23 00 Excavation and Fill 41 22 00 Cranes and Hoists 32 32 00 Retaining Walls 02 50 00 Site Remediation 31 10 00 Site Clearing 31 32 00 Soil Stabilization 03 40 00 Precast Concrete 03 11 00 Concrete Forming 02 41 00 Demolition 03 05 00 Common Work Results for Concrete 33 36 00 Utility Septic Tanks 02 55 00 Remediation Soil Stabilization 02 66 00 Landfill Construction and Storage 46 70 00 Water and Wastewater Residuals Handling and Treatment

41 22 00 Cranes and Hoists