Wood Preservation

Support Activities for Oil and Gas Operations, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Other Heavy and Civil Engineering Construction, Wood Preservation

Wood Preservation, Hardwood Veneer and Plywood Manufacturing, Softwood Veneer and Plywood Manufacturing, Engineered Wood Member (except Truss) Manufacturing, Truss Manufacturing

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

All Other Specialty Trade Contractors, Wood Preservation

Wood Preservation, Fabricated Pipe and Pipe Fitting Manufacturing

Wood Preservation

Other Heavy and Civil Engineering Construction, Other Foundation, Structure, and Building Exterior Contractors, Painting and Wall Covering Contractors, Site Preparation Contractors, All Other Specialty Trade Contractors