Drilling Environmental Test Holes Around Underground Tanks & Drivers
Agriculture Land Clearing & Drivers
Anchoring Oil or Gas Drilling Rigs--By Contract & Drivers
Cesspool Drilling & Drivers
Cleanup of Debris Caused by Natural Disasters & Drivers
Clearing and Grading of Land NOC & Drivers
Clearing of Utility Line Right-of-Way--New Construction & Drivers
Conduit Construction--For Cable or Wire & Drivers
Ditching Service & Drivers
Diving Service--Inland and in Tanks & Drivers
Dredging & Drivers
Drilling Foundation Holes & Drivers
Drilling Pier Holes & Drivers
Drilling Post Holes--Telephone & Power Line--No Line Construction & Drivers
Earthen Tank and Trench Silo Construction & Drivers
Environmental Cleanup--Drilling of Test Holes & Drivers
Environmental Cleanup--Excavation & Drivers
Environmental Cleanup--Removal of Oil With Absorbent Cloth From Docks & Drivers
Environmental Cleanup--Setting Booms Around Oil Spills From Boats & Drivers
Excavation in Connection With Construction of Private Residences & Drivers
Excavation NOC & Drivers
Foundation Drilling & Drivers
Garbage and Refuse--Landfill--No Collection
Grading and Clearing of Land NOC & Drivers
Grave Digging--By Contractors & Drivers
Hazardous Waste Removal--By Excavation & Drivers
Landfill Operation--By Property Owner & Drivers
Logging or Lumbering--Mechanized Felling Machines & Delimbing Equipment (No Use of Chain Saws)--To Include Portable Chipping Operations & Drivers
Oil Rig or Derrick Anchoring & Drivers
Oil Spill Cleanup and/or Containment--Using Absorbent Cloth From Docks & Drivers
Oil Spill Cleanup and/or Containment--Vacuum Removal From Docks & Drivers
Oil Spill Cleanup--Removal of Contamination From Beaches & Drivers
Oil Spill Cleanup--Removal of Soil by Excavation & Drivers
Oil Spill Cleanup--Setting Booms by Boat & Drivers
Pier Hole Drilling & Drivers
Pipeline Right-of-Way Maintenance--Cross Country & Drivers
Septic Tank Installation--Excavation & Drivers
Tank Excavation--Underground and Earthen & Drivers
Tank Removal--Underground Storage & Drivers
Transmission Line Clearing and/or Maintenance--Clearing and Maintenance of Right-of-Way & Drivers
Waste Processing at Job Site--Removal by Excavation & Drivers
Weed Control--By Specialty Contractor--By Use of Tractors or Shredders & Drivers
Wood Chip Mills--Temporary Location--Processing Logs Into Pulp & Drivers

91577 Conduit Construction for Cables or Wires
94007 Excavation
95410 Grading of Land
47367 Sales or Service Organizations
98806 Septic Tank Systems--Installation, Servicing or Repair
99613 Telephone, Telegraph or Cable Television Line Construction

1623 Water, Sewer, and Utility Lines
1794 Excavation Work
1629 Heavy Construction, Nec
1711 Plumbing, Heating, Air-conditioning

237130 Power and Communication Line and Related Structures Construction
238910 Site Preparation Contractors
238220 Plumbing, Heating, and Air-Conditioning Contractors

6325 Conduit Construction--For Cables or Wires & Drivers
6217 Excavation & Drivers.
6229 Irrigation or Drainage System Construction & Drivers.
7611

6325 Conduit Construction
6218 Excavation
6364 Irrigation Pipe Installation — agricultural

0625 Conduit Construction
0609 Excavation
0691 Temporary - Excavation Staff
0759 Cable Television Operations

6325 CABLE LAYING BY SPECIALIST CONTRACTOR
6217 BEAVER DAM DEMOLITION
6229 DRAINAGE OR IRRIGATION SYSTEMS CONSTRUCTION; SEPTIC TANK INSTALLATION

6325 CONDUIT CONSTRuction – FOR CABLES OR WIRES – & Drivers
6217 Excavation & Drivers.
6039 GRADING OF LAND NOC & Drivers
6229 DRAINAGE or Irrigation SYSTEM CONSTRuction & Drivers

6325 CONDUIT CONSTRUCTION - FOR CABLES OR WIRES - ALL OPERATIONS TO COMPLETION & DRIVERS
6217 Excavation & Drivers.
6229 IRRIGATION SYSTEM CONSTRUCTION - ALL OPERATIONS TO COMPLETION & DRIVERS

0617 Gas Steam Or Water Main Const.
0609 Excavation
0691 Temporary - Excavation Staff
0759 Cable Television Operations