Expansion joints are created through the installation of a soft material, such as wood or foam, along the edges of concrete slabs. The flexibility of these soft materials prevents damage that would ...

Structural engineers often require below-grade expansion joints to accommodate the independent movement of adjacent elements such as basement foundations, tunnels, parking garages, or utility vaults.

A long-term side-by-side comparison at Merom Generation Station revealed 43 percent lower life-cycle costswith a patented fabric expansion joint material compared to a generic fluoroplastic product.