Cut-Off Wall Solutions

Consulting and Supporting Projects All Across Canada

Cut-off walls are underground barriers constructed to control groundwater flow or contain contaminated soil and groundwater.

They are commonly used for:

    • groundwater control

    • environmental containment

    • dam and hydraulic structures

    • deep excavations

    • contaminated site remediation

These systems help limit water migration and improve site stability.

FONTEK provides technical expertise throughout the entire cut-off wall project lifecycle.

Services include:

  • feasibility review

  • technology selection

  • constructability review

  • cost estimating

  • construction planning

  • construction supervision

  • project management

Our experience allows us to identify the most efficient solution based on soil conditions, groundwater conditions, and project constraints.

FONTEK has experience with multiple cut-off wall technologies including:

  • Soil-Bentonite Cut-Off Walls

  • Cement-Bentonite Cut-Off Walls

  • Polymer Slurry Trenches

  • Jet Grout Cut-Off Systems

The appropriate method is selected based on permeability requirements, soil conditions, and project objectives.

In addition to consulting services, FONTEK can also participate directly in the construction of cut-off wall systems.

We work with contractors and project teams to support project execution through:

  • construction planning

  • specialized technical supervision

  • construction execution support

  • contractor collaboration

Contractors involved in projects requiring cut-off walls can contact FONTEK for technical expertise, pricing support, or construction participation.

Typical applications include:

  • environmental remediation projects

  • dams and hydraulic structures

  • infrastructure projects

  • mining projects

  • groundwater control systems

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