timber

Construction Sand and Gravel Mining, Highway, Street, and Bridge Construction

Other Crushed and Broken Stone Mining and Quarrying, Construction Sand and Gravel Mining, Support Activities for Metal Mining, Site Preparation Contractors, All Other Specialty Trade Contractors

Crushed and Broken Granite Mining and Quarrying

Crushed and Broken Granite Mining and Quarrying, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Land Subdivision, Highway, Street, and Bridge Construction

Construction Sand and Gravel Mining, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Site Preparation Contractors, General Freight Trucking, Local

Bituminous Coal and Lignite Surface Mining, Bituminous Coal Underground Mining, Anthracite Mining, Other Chemical and Fertilizer Mineral Mining, Support Activities for Metal Mining

Timber Tract Operations, Support Activities for Forestry, Crushed and Broken Granite Mining and Quarrying, Construction Sand and Gravel Mining, Water Supply and Irrigation Systems

Support Activities for Forestry, Bituminous Coal Underground Mining, Natural Gas Distribution, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders)

Construction Sand and Gravel Mining

Other Crushed and Broken Stone Mining and Quarrying, Construction Sand and Gravel Mining, Water Supply and Irrigation Systems, Water and Sewer Line and Related Structures Construction, Land Subdivision

Bituminous Coal and Lignite Surface Mining, Bituminous Coal Underground Mining, Anthracite Mining, Iron Ore Mining, Gold Ore Mining

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

Construction Sand and Gravel Mining, Support Activities for Oil and Gas Operations, Water Supply and Irrigation Systems, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction

Dimension Stone Mining and Quarrying

Farm Management Services, Bituminous Coal and Lignite Surface Mining, Other Electric Power Generation, Water Supply and Irrigation Systems, Sewage Treatment Facilities