Sub-Slab Drainage Systems

Many buildings have enclosed below-grade spaces, which can either be exposed to permanent, temporary, or perched groundwater conditions.  Typically, these groundwater elevations fluctuate several feet, if not more, due to precipitation or tidal influences.  Groundwater infiltration into these below-grade spaces, or worse, a buoyancy failure of the basement slab, can result in potentially costly problems to building owners and tenants, if not handled appropriately.

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