Before Failure – Warning Signs Ignored Property owners should immediately take action once indications of soil instability behind the seawall become apparent. In the example above, the cracks in the concrete slab behind the seawall indicate unstable soil. Unfortunately, this property owner ignored the problem.
After Failure – Catastrophic Property Damage This devastating event was completely avoidable. The backfill soil behind the seawall that held the house in place had leaked through into the lake on the other side. The homeowner decided to delay repair, and three weeks later the wall, patio and back of the house collapsed into the lake.
