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

Highway, Street, and Bridge Construction

Power and Communication Line and Related Structures Construction

Land Subdivision, Engineering Services, Drafting Services, Surveying and Mapping (except Geophysical) Services

Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Plumbing, Heating, and Air-Conditioning Contractors

Highway, Street, and Bridge Construction

Construction Sand and Gravel Mining, Residential Remodelers, Industrial Building Construction, Commercial and Institutional Building Construction, Highway, Street, and Bridge Construction

Industrial Building Construction, Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction

Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Poured Concrete Foundation and Structure Contractors

Land Subdivision, Highway, Street, and Bridge Construction, Poured Concrete Foundation and Structure Contractors

Water and Sewer Line and Related Structures Construction, Site Preparation Contractors

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

Water and Sewer Line and Related Structures Construction

Power and Communication Line and Related Structures Construction, Highway, Street, and Bridge Construction, Electrical Contractors

Residential Remodelers, Water and Sewer Line and Related Structures Construction, Land Subdivision, Highway, Street, and Bridge Construction, Other Foundation, Structure, and Building Exterior Contractors

Water Supply and Irrigation Systems, Water and Sewer Line and Related Structures Construction, Land Subdivision, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction

Timber Tract Operations, Logging, Power and Communication Line and Related Structures Construction

Forestry

Highway, Street, and Bridge Construction

Other Heavy and Civil Engineering Construction

New Multifamily Housing Construction (except Operative Builders), Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Poured Concrete Foundation and Structure Contractors

Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Poured Concrete Foundation and Structure Contractors

Power and Communication Line and Related Structures Construction

Farm Labor Contractors and Crew Leaders, Electric Power Distribution, Water Supply and Irrigation Systems, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders)