Upper Walnut Creek Sanitary Sewer Improvements

1. Furnish and install approximately 18,500 LF of 60-inch fiberglass-reinforced polymer gravity sanitary sewer and reinforced concrete fiberglass-lined gravity sanitary sewer installed by open cut with approximately 80 polymer concrete and T-Base manholes. 2. Furnish and install approximately 300 LF of 62.90-inch OD fiberglass-reinforced polymer jacking pipe installed by microtunneling under Sunnybrook Road and Rock Quarry Road. 3. Furnish and install approximately 6,800 LF of 8- to 12-inch ductile iron gravity sanitary sewer installed by open cut with approximately 50 precast concrete manholes 4. Furnish and install approximately 1,400 LF of 15- to 42-inch reinforced concrete and highdensity polyethylene storm drain pipe, including 11 siphon crossings, head and endwalls, catch basins, trash racks, and a 125 LF constructed boulder rock-and-roll riffle stream restoration. 5. Furnish and install approximately 150 LF of 6- to 12-inch ductile iron water main, including switching over approximately 20 existing water meters to the new main. 6. Furnish and install approximately 200 LF of 16-inch ductile iron reuse water main. 8. Abandon approximately 18,500 LF of existing 42-inch RCP gravity sanitary sewer and 69 existing manholes. 9. Associated pavement and surface restoration, erosion control, bypass pumping, and other appurtenances

Division 03 -	Concrete, Precast Concrete.
Division 33 -	Utilities, Sanitary Sewerage Utilities, Sanitary Utility Sewerage Piping, Sanitary Utility Sewerage Force Mains, Sanitary Utility Sewerage Structures.