Grout Curtain Barrier Solutions for Water Seepage in Infrastructure
Grout Curtain Walls: A Proven Defense for Infrastructure
Infrastructure is built to last, but time, water, and soil movement can compromise even the strongest structures. Culverts, seawalls, dams, tunnels, and levees depend on the integrity of the ground beneath and around them. And when that ground weakens, the entire system is at risk. Grout curtain walls provide a proven solution for stabilizing soil and controlling groundwater, creating subsurface barriers that preserve and extend the life of critical infrastructure. At Groundworks Commercial, our expertise in geotechnical polyurethanes allows us to design and implement grout curtain walls that meet the highest standards of performance, protecting the foundations of infrastructure projects across the country.
Signs of Water Seepage in Infrastructure
As water seeps into or out of infrastructure, the impacts often become visible through distinct warning signs:
- Soil Loss from Around the Structure: When water escapes through joints, seams, or cracks, it carries supporting soils with it. Without this essential support, infrastructure can develop cracks, settle unevenly, or reveal voids beneath the surface. Left unaddressed, these voids may expand, increasing the risk of sinkholes or even large-scale structural failure.
- Cracks and Joint Separation: Stress cracks may form in concrete, masonry, or retaining walls due to shifting soils or hydraulic pressure. Expansion joints, seams, or construction joints may widen or leak as seepage pushes them apart.
- Wet Spots and Erosion Channels: Wet spots and erosion channels may look like persistent damp areas, puddling, or visible water discharge around the structure or gullies/depressions forming near the base of structures where water is escaping.


Grout Curtain Walls To Prevent Water Seepage in Infrastructure
Groundworks installs grout curtain barriers by injecting high-performance polyurethane into the soil using proprietary techniques. Once injected, the material expands to form a continuous underground barrier that effectively blocks water flow, stabilizes surrounding soils, and safeguards the integrity of infrastructure. This process is especially valuable for subgrade structures, tunnels, and retaining systems where water management is critical. By combining advanced materials with proven expertise, Groundworks delivers grout curtain solutions that provide lasting protection and reliable support for infrastructure projects facing seepage and soil stability challenges.
Benefits of Grout Curtain Walls
Groundworks’ grout curtain barriers provide an efficient, non-invasive solution for controlling water and stabilizing soil across diverse infrastructure applications:
- Water Flow Control: Polyurethane barriers block unwanted water infiltration and seepage.
- Stabilized Soil Conditions: Reduces soil movement and prevents erosion around structures.
- Non-Invasive Installation: Requires no excavation, minimizing disruption to operations.
- Long-Lasting Protection: Creates durable underground barriers for critical infrastructure.
- Tailored for Site Needs: Solutions are customized to address the unique water and soil conditions of each project.

Why Groundworks?
Groundworks has built a reputation as the nation’s leading foundation repair and water management solutions provider. With more than 74 offices and 5,500 employees across the country, our team brings the resources and expertise needed to handle infrastructure projects of every scale. Having successfully repaired over 1.5 million structures, Groundworks Commercial has the proven ability to stabilize soils, control seepage, and extend the service life of critical assets. Municipalities, counties, and cities can trust Groundworks to deliver durable, minimally disruptive solutions that preserve infrastructure integrity and protect long-term investments. Contact us today to learn how our team can help protect and extend the lifespan of your infrastructure.