Road & Highways

• Tractors & Dozers
• Signs / Traffic development?
• Construction, mining
• Highway maintenance
• Aggregates, asphalt, concrete
• Roads
• Bridges
• Sidewalks

Facilities & Structures

• Elevators, escalators, lifts
• Salvage & demolition services
• HVAC / mechanical
• Fencing
• Roofing
• Construction of structures & facilities
• Maintenance, repair of real property
• Alteration of real property

Materials, Supplies, & Equipment

• Construction materials
• Building materials
• Paint supplies & services
• Refrigeration equipment
• Air conditioning equipment
• Doors, windows, floors & ceilings
• Modular & metal buildings
• Prefabricated structures
• Scaffolding
• Pipes, tubing, hoses, fittings & valves
• Plumbing, heating
• Waste disposal
• Hand & measuring tools
• Hardware & abrasives
• Nonmetallic, fabricated, & crude materials
• Lumber, millwork, plywood, & veneer
• Ores, minerals, & their primary products
• Equipment, engines, and mowers
• Rope, cable, chain, & fence fittings
• Metal bars, sheets, & shapes

Electrical & Electronic

• Lighting
• Electrical wire (wiring?)
• Electronic equipment components
• Power & distribution equipment