CHEMICAL GROUTING > Grouting Specialists

	Sealing blast-damaged zones around development headings		Sealing annular spaces around pipe penetrations and grout standpipes
	Sealing leaking concrete bulkheads at rock-concrete interface		Stopping active water inflows through rock fractures into a development heading
	Small grouting jobs where it is not practical to mobilize cement grout equipment		Stabilize loose soil areas and limit ground movement during excavation and underground construction

Artesian Water Control in Sampling well

Windsor, ON

Engaged in a chemical grout application based on polyurethane resin injection, as the appropriate water cut-off solution for a sampling well that intersected a high volume artesian water flow.
Cement Grouting for Drill Hole Abandonment

Chapleau, ON

Assisted a drilling contractor by providing technical expertise, grouting equipment and materials to complete a drill hole abandonment operation at a gold mine in Central Ontario.
Chemical Grouting for Masonry Restoration

Guelph, ON

Voids within a century old church tower required a low-density fill to prevent water infiltration from migrating within the masonry structure. Multiurethanes technical team safely filled the existing voids using durable chemical grout materials.
Chemical Grouting for Underground Utilities

Guelph, ON

After leaks in underground vaults damaged sensitive equipment, Multiurethanes used an experienced confined space entry team to perform strategic polyurethane injection work to stop the leaks.
Chemical Grouting to Stop Quicksand

Toronto, ON

Assisted with a chemical grouting operation to stop quicksand from leaking through a caisson wall.
Chemical Grouting to Stop Water Seepage into Utility Chamber

Guelph, ON

Engaged in water stop project to seal joints in precast underground utility chamber where infiltration was inevitable due to a high-water table.
Chemical Injection in a Residential House

Oakville, ON

Performed chemical injection of cracks and joints in a residential house's basement using polyurethanes resin.
Chemical Injection in Mechanical Room

Guelph, ON

A building restoration contractor experienced water leakage into the mechanical room. Polyurethane resin was injected to fill the holes, forming a semi-rigid foam barrier and preventing further water leakage.
Chemical Injection in Underground Parking Garage

Burlington, ON

Performed chemical grout injection to seal cracks in concrete, preventing infiltration of water through the foundation walls.
Chemical injection to Repair Construction Joints

Toronto, ON

Provided technical support to stabilize extra-large construction joints (250 m long) on a dam rehabilitation project in Western Manitoba.
Culvert Repair Project

Ottawa, ON

Provided technical leadership to perform chemical pressure grouting in a major culvert repair project requiring crack sealing in more than 600 linear meters under Highway 174.
Electrical Control Pit Grouting

Mississauga, ON

Performed the injection of concrete construction joints, leaking cracks and electrical conduits at a large gas-fired electrical power station using chemical grouts.
Epoxy Injection in Canal Wall

Guelph, ON

A restoration contractor refurbishing the canal and lock gates found a joint that required to be sealed from infiltration of water. The joint was filled with epoxy, forming a rigid barrier, preventing the infiltration of water into the canal wall.
Equipment Customization for Cement Grouting

Valhalla, NY

Prepared customized electrical equipment for an underwater grouting project, including diesel generator and an electrical control panel with variable frequency drives to operate a colloidal mixer, agitator tanks and progressive cavity pumps.
Fill stabilization around a manhole

Toronto, ON

Loose fill surrounding a manhole structure required stabilization using crack injection to stabilize the fill prior to cutting through the structure wall.
Grout Curtain Wall for a Hydroelectric Dam

Niagara Falls, ON

Supported an extensive rehabilitation project for a leaking rock shaft at a hydroelectric dam.
Grouting Equipment Maintenance

Mississauga, ON

Installation, maintenance and repair of grouting equipment, including colloidal mixers, agitator tanks, and grout plants for highly specialized construction applications.
Grouting Program for a Leaking Rock Shaft

Niagara Falls, ON

Supported an extensive rehabilitation project for a leaking rock shaft at a hydroelectric dam.
Grouting Program for Soil Stabilization

Toronto, ON

Applied a chemical grouting solution involving sodium silicate, delivered through sleeve pipes, after surface voids formed during a directional drilling project beneath an airport construction job site.
Leak sealing in a Wastewater Municipal Project

Pickering, ON

Provided technical support for leak sealing work using Universal Resin at the Southeast Collector Trunk Sewer Project (SEC) for York and Durham Regions.
Leak Sealing in an Underground Chamber

Toronto, ON

Performed crack injection work to provide a solution based on chemical grouting for a leaking underground chamber.
Leak sealing in Concrete Tunnel Liner

Toronto, ON

Engaged on a time-critical water stop project to seal active infiltrations through a concrete tunnel liner using chemical grouts.
Leak Sealing in Pre-Cast Segments

Toronto, ON

Worked onsite to seal active infiltrations through pre-cast manhole segments, using Universal Resin, at Bay Adelaide Centre in Downtown Toronto.
Leak Sealing in Tunnel Construction

Edmonton, AB

Performed on time-critical sealing of leaking precast concrete tunnel segments using chemical grouts for a large municipal LRT system.
Soil Stabilization for High-rise Development Construction

Guelph, ON

A building restoration contractor experienced water leakage into the mechanical room. Polyurethane resin was injected to fill the holes, forming a semi-rigid foam barrier and preventing further water leakage.
Soil Stabilization in Tunnel Construction Project

Brampton, ON

Provided soil stabilization for a complex tunnel project with several site restrictions including no drilling from surface and working in close proximity to sewer and water mains.
Water Cut-off in a Tunnel Shaft

Brampton, ON

Engaged on an energy transmission facility expansion project, performing a water cut-off operation in a tunnel shaft liner for a major utility company.
Water cut-off in Pre-cast Segments

Mississauga, ON

Worked onsite in a water cut-off operation to seal active inflows through pre-cast manhole segments.
Water Cut-off Operation in Tunnel Construction

Toronto, ON

Performed a water cut-off operation for a large utilities company to stop water inflows in a tunnel construction project, using polyurethane resins.

CHEMICAL GROUTING

Chemical Grouting is a powerful tool to stabilize soil, cut off active water flows and seal leaking joints in various forms of underground construction. It can be a stand-alone solution or a powerful complement to cement grouting.

Contact Us for Exceptional Chemical Grouting Services

Applications

Sealing blast-damaged zones around development headings

Sealing annular spaces around pipe penetrations and grout standpipes

Sealing leaking concrete bulkheads at rock-concrete interface

Stopping active water inflows through rock fractures into a development heading

Small grouting jobs where it is not practical to mobilize cement grout equipment

Stabilize loose soil areas and limit ground movement during excavation and underground construction

Chemical Grouting Projects

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Chemical Grouting is a powerful tool to stabilize soil, cut off active water flows and seal leaking joints in various forms of underground construction.
It can be a stand-alone solution or a powerful complement to cement grouting.