237990

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Land Subdivision

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

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

Support Activities for Metal Mining, Support Activities for Nonmetallic Minerals (except Fuels) Mining, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Power and Communication Line and Related Structures Construction

Natural Gas Distribution, Water Supply and Irrigation Systems, Sewage Treatment Facilities, Steam and Air-Conditioning Supply, New Multifamily Housing Construction (except Operative Builders)

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

Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Other Foundation, Structure, and Building Exterior Contractors, Plate Work Manufacturing, Machine Shops