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

Rolled Steel Shape Manufacturing, Other Aluminum Rolling and Drawing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Steel Investment Foundries, Custom Roll Forming, Powder Metallurgy Part Manufacturing

Rolled Steel Shape Manufacturing

Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum), Printed Circuit Assembly (Electronic Assembly) Manufacturing, Storage Battery Manufacturing

Soap and Other Detergent Manufacturing, Polish and Other Sanitation Good Manufacturing, All Other Miscellaneous Chemical Product and Preparation Manufacturing, All Other Plastics Product Manufacturing, All Other Rubber Product Manufacturing

MACHINING

Other Nonferrous Foundries (except Die-Casting)

Steel Investment Foundries, Aluminum Foundries (except Die-Casting), Copper Foundries (except Die-Casting), Other Nonferrous Foundries (except Die-Casting)

Aluminum Extruded Product Manufacturing, Hand and Edge Tool Manufacturing, Machine Shops, Precision Turned Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing

Primary Aluminum Production, Metal Stamping, Plate Work Manufacturing, Sheet Metal Work Manufacturing, Machine Shops

All Other Plastics Product Manufacturing, Rolled Steel Shape Manufacturing, Plate Work Manufacturing, Machine Shops, Precision Turned Product Manufacturing

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

Steel Foundries (except Investment)

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Aluminum Extruded Product Manufacturing, Custom Roll Forming, Plate Work Manufacturing

Commercial and Institutional Building Construction, Structural Steel and Precast Concrete Contractors, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Iron and Steel Forging