What is a rubber expansion joint? A rubber expansion joint is a flexible connector to absorb noise, shock, vibration, physical and thermal energy. Made of natural or synthetic elastomers it may be ...
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.
In liquid-bearing concrete structures, joints are where protective linings fail first. A monolithic film is asked to span a moving gap and stay bonded to both sides through thermal swings, settlement, ...
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