Tungsten Engineering Contractors

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CA WCC C1601: CLEARING & GRUBBING; CA WCC C8779: CONSTRUCTION RELATED - NOT LICENSED IN CALIFORNIA; NAICS 237310: Construction management, highway, road, street and bridge; NAICS 237310: Culverts, highway, road and street, construction; NAICS 237310: Grading, highway, road, street and airport runway; NAICS 237310: Guardrail construction; NAICS 237310: Highway, Street, and Bridge Construction; NAICS 237310: Pothole filling, highway, road, street or bridge; NAICS 237310: Sign erection, highway, road, street, or bridge; NAICS 238910: Backfilling, construction; NAICS 238910: Concrete breaking and cutting for demolition; NAICS 238910: Construction equipment (except crane) rental with operator; NAICS 238910: Culvert or bridge removal; NAICS 238910: Digging foundations; NAICS 238910: Dirt moving for construction; NAICS 238910: Excavation contractors; NAICS 238910: Foundation digging (i.e., excavation); NAICS 238910: Grading construction sites; NAICS 238910: Land clearing; NAICS 238910: Land leveling contractors; NAICS 238910: Site Preparation Contractors; NAICS 238910: Trenching (except underwater); NAICS 238990: Asphalting, residential and commercial driveway and parking area; NAICS 238990: Concrete paving, residential and commercial driveway and parking area; NAICS 238990: Driveway paving or sealing; NAICS 238990: Parking lot paving and sealing; NAICS 238990: Paving, residential and commercial driveway and parking lot; NAICS 484220: Dump trucking (e.g., gravel, sand, top-soil)

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