All Other Petroleum and Coal Products Manufacturing, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Machine Shops, Precision Turned Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing

Water and Sewer Line and Related Structures Construction, Other Heavy and Civil Engineering Construction, Poured Concrete Foundation and Structure Contractors, Framing Contractors, Masonry Contractors

All Other Specialty Trade Contractors, Wood Preservation, Steel Wire Drawing, Ornamental and Architectural Metal Work Manufacturing, Other Fabricated Wire Product Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel

Secondary Smelting and Alloying of Aluminum, Primary Smelting and Refining of Nonferrous Metal (except Copper and Aluminum), Secondary Smelting, Refining, and Alloying of Copper

Water Supply and Irrigation Systems, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Fabricated Pipe and Pipe Fitting Manufacturing, Pump and Pumping Equipment Manufacturing, Gasket, Packing, and Sealing Device Manufacturing

Site Preparation Contractors, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum), All Other Miscellaneous General Purpose Machinery Manufacturing, Recyclable Material Merchant Wholesalers

All Other Specialty Trade Contractors, All Other Miscellaneous Wood Product Manufacturing, Steel Wire Drawing, Ornamental and Architectural Metal Work Manufacturing

Rolled Steel Shape Manufacturing, Other Aluminum Rolling and Drawing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Custom Roll Forming, Fabricated Structural Metal Manufacturing

All Other Leather Good Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Special Die and Tool, Die Set, Jig, and Fixture Manufacturing, Welding and Soldering Equipment Manufacturing, Surgical Appliance and Supplies Manufacturing

Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Power and Communication Line and Related Structures Construction

fencing

Roofing Contractors, Other Building Finishing Contractors, All Other Specialty Trade Contractors, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Fabricated Structural Metal Manufacturing

Steel Wire Drawing

Iron and Steel Mills

Steam and Air-Conditioning Supply, Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Electrical Contractors

All Other Basic Organic Chemical Manufacturing, Electrometallurgical Ferroalloy Product Manufacturing

Crushed and Broken Limestone Mining and Quarrying, Other Crushed and Broken Stone Mining and Quarrying, Industrial Building Construction, Commercial and Institutional Building Construction, Highway, Street, and Bridge Construction

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Prefabricated Metal Building and Component Manufacturing, Fabricated Structural Metal Manufacturing, Sheet Metal Work Manufacturing

Oil and Gas Pipeline and Related Structures Construction, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Other Metal Valve and Pipe Fitting Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing

Alumina Refining, Aluminum Extruded Product Manufacturing

Iron and Steel Mills, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Plate Work Manufacturing, Machine Shops, Machine Tool (Metal Cutting Types) Manufacturing

Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding

Other Foundation, Structure, and Building Exterior Contractors, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel

SULPHUR