



One-Pass Services
CREATING VALUE FOR OUR CUSTOMERS

OUR SERVICES
One-pass trenching allows for the installation of deep trenches and walls to be installed in a single pass with no open excavation. One-pass trenching is a unique and specialized installation that may be the only means or method rather than deep excavations, in poor soil conditions, elevated water tables and varying other conditions.
Collection trenches
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Ability to Set Sumps & Lay Horizontal Piping (Single/Dual)
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No Open Excavations
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GPS & Laser Guided Installations
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Ability to Install in High Water Tables
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Surgically Cut Trenches, Reduces Waste
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No Sluffing or Cave-Ins
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Minimal Disturbance to the Site
Soil Cement/ Bentonite Walls
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Depth Capabilities of up to 80’ BGS
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Mixed In-Place Walls
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Dry & Wet Injections
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Sample the Wall at Different Depths
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Smaller Footprint Required to Operate
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Minimal Disruption to the Site

Permeable Reactive Barrier Wall
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Depth Capabilities of up to 35’ BGS
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Low Operating Costs
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Passive Treatment
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Smaller Footprint Required to Operate
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Minimal Disruption to the Site
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Prevent offsite migration of contaminants

Direct Bury Corrugated & Smooth Wall HDPE Pipe
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Corrugated Pipe Installations of 10” Dia.
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Smooth Wall DR-11, 17 & 21 Installs
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Smooth Wall Piping Installations to 8” Dia.
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Larger Dia. to 14” on Shallow Trenches
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GPS & Laser Guided System
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Fusing Certified Technicians