DW General Engineering Contractor Corporation

Remediation & cleanup of contaminated buildings,sites, soil & groundwater,integrated reclamation activities, including demolition, soil remediation, wastewater treatment, hazardous material removal, contouring land,re-vegetation, lead paint, and other toxic material abatement,Collecting, treating,disposing waste water through sewer systems or sewage treatment facilities,spill cleanup,Wetland restoration,analytical testing services,excavating ,grading, demolition,structures,septic, Earth moving,land clearing,dams,dikes,Distribution line, sewer and water,Utility lines,Aqueduct,Flood Control,sampling stations,storage tank & tower, Irrigation, construction,connections,soil nails,tie-backs, hydrant,well drilling, digging, boring,Reservoir,Levee,main,pumping stations, water treatment plants,de-watering,Landslides, rockfall, erosion,crossings,Riparian/Stream Bank Stabilization,operating & maintenance,Facility,Culverts, highway, road,streets, sidewalks,asphalt,cold plane,milling

NAICS 237310: Highway, Street, and Bridge Construction; CA WCC C1200: CONSTRUCTION AREA SIGNS; CA WCC C1201: TRAFFIC CONTROL SYSTEM; CA WCC C1211: TRAFFIC FLAGGER; CA WCC C1212: PILOT CAR SERVICES; CA WCC C1522: RESET, ADJUST ROADWAY ITEMS; CA WCC C1531: PLANE ASPHALT CONCRETE; CA WCC C1532: Remove Concrete; CA WCC C1575: REMOVE BRIDGE ITEM; CA WCC C1580: MODIFY BRIDGE ITEM; CA WCC C1601: CLEARING & GRUBBING; CA WCC C1901: ROADWAY EXCAVATION; CA WCC C1910: GRADING; CA WCC C1920: STRUCTURE EXCAVATION; CA WCC C1925: SHAPED BEDDING; CA WCC C1930: STRUCTURE BACKFILL; CA WCC C1940: DITCHES EXCAVATION; CA WCC C1970: EMBANKMENT CONSTRUCTION; CA WCC C1980: IMPORTED BORROW; CA WCC C2201: FINISHING ROADWAY; CA WCC C2501: AGGREGATE SUBBASE (AS); CA WCC C2602: AGGREGATE BASE (AB); CA WCC C3600: PENETRATION TREATMENT & PRIME COAT; CA WCC C3701: SEAL COAT; CA WCC C3901: ASPHALT CONCRETE; CA WCC C3930: PAVEMENT REINFORCING FABRIC; CA WCC C3940: PLACE ASPHALT CONCRETE DIKE & MISC; CA WCC C3990: RECYCLE, RECLAIM ASPHALT CONCRETE PAVEMENT; CA WCC C4906: CAST-IN-DRILLED-HOLE CONCRETE PILING; CA WCC C5100: CONCRETE STRUCTURE; CA WCC C5105: MINOR CONCRETE STRUCTURE; CA WCC C5110: CONCRETE SURFACE FINISH; CA WCC C5111: CONCRETE OVERLAY – DRILL & BOND; CA WCC C5620: ROADSIDE SIGN; CA WCC C6200: ALTERNATIVE PIPE CULVERT; CA WCC C6500: REINFORCED CONCRETE PIPE; CA WCC C6591: NON-REINFORCED CONCRETE PIPE; CA WCC C6650: CORRUGATED METAL PIPE (CSP); CA WCC C6800: SUBSURFACE DRAIN; CA WCC C6815: HORIZONTAL DRAIN; CA WCC C6819: FILTER FABRIC; CA WCC C6820: PERMEABLE MATERIAL; CA WCC C6900: DOWNDRAIN; CA WCC C7000: PLASTIC PIPE; CA WCC C7006: CORRUGATED STEEL PIPE INLET & RISER; CA WCC C7026: CORRUGATED STEEL PIPE ENGERY DISSIPATOR; CA WCC C7140: CLAY SEWER PIPE; CA WCC C7191: SEWER MANHOLE; CA WCC C7200: ROCK SLOPE PROTECTION; CA WCC C7301: CONCRETE CURB & SIDEWALK- MISC; CA WCC C7500: MISC IRON & STEEL FRAME, COVER & GRATE; CA WCC C8406: PAINTED TRAFFIC STRIPING & MARKING; CA WCC C9907: CONSTRUCTION EQUIPMENTAL RENTAL; CA WCC C9908: HEAVY EQUIPMENT RENTAL; CA WCC C9980: DEMOLITION; NAICS 237110: Water and Sewer Line and Related Structures Construction; NAICS 237990: Other Heavy and Civil Engineering Construction; NAICS 238110: Poured Concrete Foundation and Structure Contractors; NAICS 238120: Structural Steel and Precast Concrete Contractors; NAICS 238910: Site Preparation Contractors; NAICS 238990: All Other Specialty Trade Contractors; NAICS 488490: Other Support Activities for Road Transportation; NAICS 561990: All Other Support Services