posts - Geo-Solutions

Cutoff Walls

North Lampbright Leach Stockpile Underdrain and Cutoff Wall (Grout Curtain) Project Chino Mine

Background Freeport-McMoRan, a large copper mining company, tasked GSI with creating an impermeable cutoff wall / grout curtain at their Chino Mine facility to prevent

Cutoff Walls

Vertical Barrier Installation – Sutton Brook Disposal Area

Significant Project Features: Soil-Bentonite Slurry Wall 1,733 Linear Feet, 66,600 Square Feet, Maximum of 48-feet deep Target Average Permeability of 1 x 10-7 cm/s 100 %

Cutoff Walls

Bayou DeChene Reservoir Dam & Roadway Embankments Project

Significant Project Features: Soil-Bentonite Cutoff Wall Total Area: 168,700 SF Length: 2,410.0 LF Depth: 70 ft. Width: 3 ft. Permeability: <1.0×10-7 cm/sec Project Objective: To install

In Situ

In-Situ Solidification of Former MGP Site

Significant Project Features: Excavation of approximately 40,000 CY of soil and debris In-situ solidification of 47,000 CY MGP impacted soil through clayey soils Site preparation

In Situ

In-Situ Solidification of an MGP Site

Significant Project Features: Excavation of 12,250 CY of soil and debris Subsurface demolition and removal of MGP structures 12 column, multiple reagent addition Pilot test

Grouting

Lockington Dam Foundation Pressure Grouting

Project Features: Two-Line Grout Curtain Fully documented, real-time, automated, grouting parameter monitoring and recording Remediation of earthen embankment dam and underlying rock foundation Pressure Grouting

McIntosh Pit Reclamation, Impoundment Sealing Project

Background: The McIntosh Pit is a former uranium mine that has been undergoing a multi-phase reclamation. The previous mining operations and deposit of tailings created

Deep Drains

Walton and Lonsbury Superfund Site Source Area and Bliss Brook PRB

Significant Project Features: In-situ solidification (ISS) of approximately 13,900 CY Hex-Chromium impacted soil via bucket mixing. Permeable Reactive Barrier approximately 300 LF and over 9,600

Deep Drains

Bio-Polymer Trench Groundwater Collection Trench

Project Objectives Geo-Solutions, Inc. (GSI) was subcontracted by Code Environmental Services, Inc. (Code) who was contracted by Akzo Nobel to install the groundwater collection trench.

Slurry Walls

Fort McMurray, Alberta, Canada

As a part of the new South Tailing Pond at the Suncor mine, a slurry cutoff wall was constructed to help isolate the mine from

North Lampbright Leach Stockpile Underdrain and Cutoff Wall (Grout Curtain) Project Chino Mine

Vertical Barrier Installation – Sutton Brook Disposal Area

Bayou DeChene Reservoir Dam & Roadway Embankments Project

In-Situ Solidification of Former MGP Site

In-Situ Solidification of an MGP Site

Lockington Dam Foundation Pressure Grouting

McIntosh Pit Reclamation, Impoundment Sealing Project

Walton and Lonsbury Superfund Site Source Area and Bliss Brook PRB

Bio-Polymer Trench Groundwater Collection Trench

Fort McMurray, Alberta, Canada

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More than 40 years of solving soil and groundwater challenges with unwavering commitment to safety and environmental excellence.

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Awards & Memberships

More than 40 years of solving soil and groundwater challenges with unwavering commitment to safety and environmental excellence.

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