Environmental Services / Construction:
Civil Construction / Services
If it involves: Deep Trenching, Drilling, Dewatering, Underground Pipe Installations, HDPE Barrier Walls, Permeable walls, Slurry Walls, or underground problem solving... CONTACT DEWIND!
Environmental Services

DeWind offers a number of Environmental Construction Services related to the clean up, protection, and improvement of the environment. The DeWind Team is Hazmat trained and their proprietary technologies result in easy systems installations underground, under the water table IN A SINGLE PASS without the need to pump, treat, shore, or dig mass excavations. DeWind’s environmental services result in quicker clean ups, and a significant reduction in job site spoils. DeWind’s Environmental Services include:

  • Ground Water and Product Recovery Trenches
  • In-Situ Mixed Soil/Bentonite Slurry Walls
  • Permeable Reactive Barriers –ZVI, Mulch, etc.
  • Leachate Collection
  • Soil Vapor Extraction and Injection Trenches
Civil Services Civil Services

In the 30 years DeWind has been in the construction business they have developed an impressive list of services. Their proprietary machinery and methodology has been fine-tuned over decades, and their one-pass technology gives them unmatched precision, and speed during installations. All installations are executed under the static water table in one pass, eliminating the need for open excavations. DeWind’s Civil Services include:

  • Underground Alluvial Water Storage Reservoir Containment Walls
  • In-Situ Cement Soil Mixing Applications
  • Foundation Stabilization
  • Large Diameter HDPE Pipe Installations
  • Direct Bury Of Ductile Iron and PVC Pipe.
  • Cement Footing Foundations and “Formless Wall” Installs
  • Full Service Construction Dewatering
  • Large Volume Water Supply Systems for Irrigation
  • Erosion Control System for Slope and Tailing Stability
  • Relief Trenches AND MORE
Services Overview:
Large Diameter HDPE Pipe Installations
Large Diameter HDPE Pipe Installations: DeWind One-Pass* Trenching has developed a direct bury attachment that allows precise laser guided installation of large diameter HDPE SDR Pipe up to 20 feet below grade in highly fluids soils directly under the water table. Poly forcemain pipe and gravity drain pipe up to 24” in diameter can be installed quickly and on a precise grade. Thousands of feet of pipe can be installed in a single day with...
Erosion Control System for Slope And Tailing Stability
Erosion Control System for Slope And Tailing Stability. Flexible Drainage Sock Pipe up to 10” in diameter can be installed in a single pass under the water on a precise grade using the DeWind One-Pass Trencher. With the aid of dual automatic laser levels mounted on the Trencher boom, flexible drainage pipe can be installed on the exact grade to facilitate proper gravity drainage of failing slopes, dams, tailings piles and ponds. The One-Pass...
HDPE Barrier Walls
HDPE Barrier Walls: DeWind Trenchers can install rolls of HDPE barrier wall underground, under the water table in a single pass. DeWind’s custom designed poly installation attachment allows for the continuous installation of rolls of liner material to be easily installed in non-consolidated soils with high water tables. Poly walls can be installed on contaminated site without the need to excavate open trenches or install expensive...
Drilling Services
Drilling Services: Started in the early 1970s by Theo DeWind, DeWind’s Drilling Services are still available today. DeWind has various drill rigs among the arsenal of equipment to solve tough groundwater problems. All DeWind’s rigs are track mounted for accessing rugged construction sites or off- road projects. As a licensed driller, DeWind can install the following wells: Soil vapor extraction, methane extraction, dewatering, large diameter...
Direct Bury Of Ductile Iron And PVC Pipe
Direct Bury Of Ductile Iron And PVC Pipe: UNBELEIVABLE! One-Pass technology that can install ridged pipe in a single pass…. UNDER THE WATER! DeWind’s uniquely designed trench box created specifically for our One-Pass Trenchers can install rigid pipe like PVC, dual wall corrugated, ductile iron pipe and more in a continuous trenching operation directly under the water table. This ingeniously designed trench box is watertight and allows...