Other Heavy and Civil Engineering Construction

Support Activities for Metal Mining, Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction

Excavation

Water Supply and Irrigation Systems, Sewage Treatment Facilities, New Single-Family Housing Construction (except Operative Builders), New Housing Operative Builders, Industrial Building Construction

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Residential Remodelers, Industrial Building Construction

Other Heavy and Civil Engineering Construction

Management

Other Heavy and Civil Engineering Construction

Water Supply and Irrigation Systems, Sewage Treatment Facilities, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Industrial Building Construction

Industrial Building Construction, Commercial and Institutional Building Construction, Oil and Gas Pipeline and Related Structures Construction, Other Heavy and Civil Engineering Construction, Other Foundation, Structure, and Building Exterior Contractors

maritime

Horses and Other Equine Production, Logging, Hunting and Trapping, Construction Sand and Gravel Mining, Land Subdivision

Corn Farming, Potato Farming, Other Vegetable (except Potato) and Melon Farming, Sugar Beet Farming, Dairy Cattle and Milk Production

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Residential Remodelers, Industrial Building Construction

Support Activities for Nonmetallic Minerals (except Fuels) Mining, Other Heavy and Civil Engineering Construction, Site Preparation Contractors

Oil and Gas Pipeline and Related Structures Construction, Other Heavy and Civil Engineering Construction, Structural Steel and Precast Concrete Contractors, Roofing Contractors, Plumbing, Heating, and Air-Conditioning Contractors

Water Supply and Irrigation Systems, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction, Poured Concrete Foundation and Structure Contractors, Site Preparation Contractors

New Single-Family Housing Construction (except Operative Builders), Residential Remodelers, Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction

Construction Sand and Gravel Mining, Water and Sewer Line and Related Structures Construction, Land Subdivision, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction

Contractor

Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction

Other Heavy and Civil Engineering Construction, Construction Machinery Manufacturing, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers, Construction, Mining, and Forestry Machinery and Equipment Rental and Leasing

Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction, Poured Concrete Foundation and Structure Contractors, Structural Steel and Precast Concrete Contractors, Other Foundation, Structure, and Building Exterior Contractors

Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction, Site Preparation Contractors

Industrial Building Construction, Other Heavy and Civil Engineering Construction, Structural Steel and Precast Concrete Contractors