Demolition of the existing City of Lafayette South Boulder Creek Diversion Structure, construction of a new diversion structure consisting of: cast in place reinforced concrete walls and slabs, grouted boulders, a coanda intake screen, a secondary coarse rack intake, installation of an Obermeyer overshot sluice gate, removal and replacement of approximately 115 lf of 16" ductile iron pipe - including valves and fittings, installation of approximately 25 feet of 12" ductile iron pipe and fittings, installation of approximately 1,130 lf of CIPP and connections to the existing system.