Metal buildins, Block Buildings, Ground Up Const, Office Remodel, Tenant Improvement, New Construction, Building Additions, Door Installation, Framing, Concrete Slabs, Concrete Foundations, Negotiated Contracts, Hard Dollar Bid, Design Build, Turnkey

Piping Fabricator, Pipe Welder, Piping Installer

Other Electric Power Generation, New Multifamily Housing Construction (except Operative Builders), Industrial Building Construction, Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction

Other Electric Power Generation, Power and Communication Line and Related Structures Construction, Electrical Contractors, Other Building Material Dealers, Other Scientific and Technical Consulting Services

Excavation, concrete, landscaping, asphalt removal, sewer lines, water lines, foundations, structures, pipe lines, utilities, Sand and gravel, Curb and Gutter

Steam and Air-Conditioning Supply, Water and Sewer Line and Related Structures Construction, Power and Communication Line and Related Structures Construction, Plumbing, Heating, and Air-Conditioning Contractors, Other Building Equipment Contractors

Excavator, dumptruck, landmoving, grading, landscaping, demolition, hauling heavy equip

Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction, Site Preparation Contractors

utility construction

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Administrative Management and General Management Consulting Services, Other Management Consulting Services

Power and Communication Line and Related Structures Construction, Electrical Contractors, All Other Specialty Trade Contractors, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Industrial Building Construction, Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction

Highway, Street, and Bridge Construction

Industrial Building Construction, Commercial and Institutional Building Construction, Highway, Street, and Bridge Construction, Other Foundation, Structure, and Building Exterior Contractors

educational, municipal, medical, institutional, storage, maintainence, remodel, tenant, improvement, civil, infrastructure, services, entertainment, resort, recreation, office

Highway, Street, and Bridge Construction, Roofing Contractors, Painting and Wall Covering Contractors

Support Activities for Oil and Gas Operations, Support Activities for Coal Mining, Support Activities for Metal Mining, Support Activities for Nonmetallic Minerals (except Fuels) Mining, Land Subdivision

'decorative stone, topsoil, filldirt, structural fill, sand, washed stone, crushed stone, roadbase, compost, mulches, rip rap, boulders, ballfield soils.'

Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction, Electrical Contractors, Photographic Film, Paper, Plate, and Chemical Manufacturing, Aircraft Engine and Engine Parts Manufacturing

Water and Sewer Line and Related Structures Construction