Specifications include, but are not limited to: The Work consists of: 1) removal of loose material and rock from the bench cut on the uphill side of the canal/flume, installation of drainage improvements; 2) replacement of approximately 1265 feet of U-shaped canal, 500 cubic yards of rock lined half canal including demolition; 3) excavation & grading work; 4) mechanically stabilized earthen retaining walls, rockery retaining walls, and subsurface drainage; 5) construction of reinforced box culvert underdrain, including concrete leveling, void fill non-shrink grout, and grouted rock energy dissipation; 6) construction of reinforced air-placed concrete canal, miscellaneous metals, installation of canal crossing, installation of 1 trash rack; 7) construction of approximately 3 flume transitions including demolition, excavation and over-excavation of loose areas, grading work, subsurface drainage; and 8) erosion control and Storm Water Pollution Prevention Plan implementation and maintenance. Bidding Documents contain the full description of the Work.