Water Infiltration around a Pipe Annulus Sealed with Polyurethane Grout Injection.

Limestone quarry mined into a fault zone that was leaking about 1400 gpm of ground water.

Leaking Sheet Piling Repaired with Polyurethane Grout

Simple Karst Remediation with Polyurethane Grout

A tunnel passing through a fault zone was helped with polyurethane grout injection to contain the concrete fill.

Core Hole in a mine was leaking groundwater. It was sealed in with a high pressure injection probe and polyurethane grout.

Wastewater Basin Exterior No Dig Polyurethane Grout Injection

Lake Spillway Water Leak Repaired with Polyurethane Grout Injection

Mine roof control with polyurethane injection.

Elevator Shaft Repair with Polyurethane Grout Injection

Tunnel Boring Machine and Tunnel gets Polyurethane Grout Injection to control ground conditions.

Polyurethane grout migrates through rock to control groundwater infiltration.

Monitoring Shaft Decommissioned

Open Pitt water inflow controlled with polyurethane grout.

High pressure water leak grouted with polyurethane grout.

Sheet pile injected with polyurethane grout to stop water.

Newly constructed secant piles can still have water infiltration. Polyurethane grouting contractor Sub-Technical, Inc. injected Hyperflex .