Specifications include, but are not limited to: This project consists of, but is not limited to: The project will consist of constructing new concrete training walls around each of the 4 front line rearing ponds, replacing 3 concrete water level control structures between the ponds and repairing the concrete apron at the outlet of the concrete raceways immediately upstream of the front line rearing ponds. The 3 new concrete water level control structures will include new drains for each pond to be connected to the main drainpipe for the hatchery facility. The new concrete training walls, replacement water level control structures and drains are to improve operations and maintenance of the ponds. The existing concrete apron at the outlet of the concrete raceways is in very poor condition and in need of repair. In addition, the project will include a new bypass system and drain for the concrete headbox at the upstream end of the existing concrete raceways to improve operations and maintenance of the headbox