Bridgestone, the world's largest rubber products company, manufactures inflatable rubber dams, which offer low cost, low maintenance, long life, and many other benefits for a wide range of applications including irrigation, water supply, ground recharging, tidal barriers, recreation, and crest raising. In addition, Bridgestone's ExpanGate is a proven, virtually maintenance-free technology for CSO control. ExpanGate applications include automatic in-line storage, outfall, backflow, and standard flow control and diversion. ExpanGate can accommodate many different shapes of pipes and tunnels.