The membrane is a multi-layer fabric made of synthetic fibre (usually nylon) and rubberised on one or both sides.
[4] The Capay Diversion Dam across Cache Creek in Yolo County, California, was originally built as a concrete structure in 1914.
This dam was built by the Yolo Water & Power Company and serves as the headworks for the canal system.
The dam belongs to the Yolo County Flood Control and Water Conservation District.
[5] The balgstuw near Ramspol is a series of three inflatable rubber dams used for storm surge protection.