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Does a Perimeter Drain System Protect my Foundation from Hydrostatic Pressure?

Yes, a perimeter drain system is specifically designed to protect your foundation by relieving hydrostatic pressure. In the Colorado Springs area, expansive clay soils swell when wet, creating constant pressure against foundation walls. Perimeter drains address this by intercepting and redirecting groundwater before it can cause damage.

There are two primary ways these systems manage this pressure:

  • Interior Perimeter Drains: These are installed along the inside edge of your basement footing. They capture groundwater inside the basement footprint, effectively reducing the hydrostatic pressure and the risk of water damage by channeling water to a sump pump for discharge.
  • Exterior French Drains: These systems intercept surface water and groundwater before it even reaches your foundation walls. By capturing water in a gravel-filled trench and redirecting it, they stop moisture from saturating the soil near your footer.

According to Rocky Mountain Steel Piering, these systems are often the best solution for wet basements experiencing leakage at the cove joint, as they directly relieve the pressure pushing against the structure.


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