Construction Sand and Gravel Mining, Commercial and Institutional Building Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction, Prefabricated Metal Building and Component Manufacturing

Bituminous Coal and Lignite Surface Mining

Lead Ore and Zinc Ore Mining

Construction Sand and Gravel Mining, Asphalt Paving Mixture and Block Manufacturing, Ready-Mix Concrete Manufacturing, Concrete Block and Brick Manufacturing, Other Concrete Product Manufacturing

Support Activities for Oil and Gas Operations, Nonscheduled Chartered Passenger Air Transportation, Nonscheduled Chartered Freight Air Transportation, Other Nonscheduled Air Transportation

Support Activities for Oil and Gas Operations, Support Activities for Coal Mining, Support Activities for Metal Mining, Other Airport Operations, Nonresidential Property Managers

Facility Maintenance, Commissioning, Retrofit Repairs, Upgrades, Electrical, and Mechanical