DamitDams portable, reusable cofferdams are made of a heavy-duty geotextile woven polypropylene outer casing that contains two side-by-side inner tubes. Inner dual tubes act as a stabilizer to ...

Oceans, rivers, and lakes are often beautiful, but they’re not necessarily convenient places to build things. Yet, many types of the infrastructure we depend on every day, including wharves, bridges, ...