The diversion cofferdam system consisted of a 6ft tall 13ft wide (fully filled) 50ft long double closed end (DCE) AquaDam, a 4ft tall 9ft wide 250ft long DCE AquaDam, a 4ft tall 35ft long DCE AquaDam with a connection collar, two (2) 3ft tall 7ft wide 100ft long single closed end (SCE) AquaDams, and a 1.5ft tall 3ft wide 35ft long SCE AquaDam, Los Angeles River, Concrete Canal, River Diversion