Support Activities for Oil and Gas Operations, Sewage Treatment Facilities, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Residential Remodelers

Other Electric Power Generation

Sewage Treatment Facilities, Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction

Water Supply and Irrigation Systems, Water and Sewer Line and Related Structures Construction, Other Heavy and Civil Engineering Construction, All Other Specialty Trade Contractors, Landscape Architectural Services

Water Supply and Irrigation Systems, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Site Preparation Contractors, Asphalt Paving Mixture and Block Manufacturing

Water Supply and Irrigation Systems, Water and Sewer Line and Related Structures Construction, Electrical Contractors, Plumbing, Heating, and Air-Conditioning Contractors

Sewage Treatment Facilities, Steam and Air-Conditioning Supply, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders

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Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Site Preparation Contractors

Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction

Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Plumbing, Heating, and Air-Conditioning Contractors

Natural Gas Distribution, Sewage Treatment Facilities, Steam and Air-Conditioning Supply, Industrial Building Construction, Commercial and Institutional Building Construction

Hydroelectric Power Generation, Nuclear Electric Power Generation, Water Supply and Irrigation Systems, Sewage Treatment Facilities, Ship Building and Repairing

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction

Water Supply and Irrigation Systems, Sewage Treatment Facilities

Water Supply and Irrigation Systems, Water and Sewer Line and Related Structures Construction, Other Heavy and Civil Engineering Construction, All Other Specialty Trade Contractors, Landscape Architectural Services

Fossil Fuel Electric Power Generation, Nuclear Electric Power Generation, Electric Power Distribution

Steam and Air-Conditioning Supply, Testing Laboratories

Electric Power Distribution

Natural Gas Distribution

Water Supply and Irrigation Systems, Residential Remodelers, Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction, Poured Concrete Foundation and Structure Contractors

Water Supply and Irrigation Systems

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Poured Concrete Foundation and Structure Contractors