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Found 2 results for "DOT projects"
238120
Structural Steel and Precast Concrete Contractors
NAICS code 238120 covers establishments primarily engaged in erecting and assembling structural parts made from steel or precast concrete, including s...
structural steel erection
precast concrete installation
rebar contractors
reinforcing steel
structural components
324122
Asphalt Shingle and Coating Materials Manufacturing
NAICS code 324122 pertains to the manufacturing of asphalt shingles and coating materials, primarily involving the saturation of mats and felts with a...
asphalt shingles
roofing materials
coating materials
roofing cements
asphalt saturation