Delaware Street Relief Sewer Project

Installation of a 30-inch diameter relief sewer along the Caltrain ROW between the north end of the Hillsdale Caltrain Station parking lot and the intersection of Delaware St. and Pacific Blvd. in San Mateo, CA. The work includes the following: a. Approximately 435 linear feet of 30-inch PVC sewer installed by open cut less than 18 feet deep. b. Approximately 1,065 linear feet of 30-inch PVC sewer installed by open cut greater than 18 feet deep. c. Approximately 685 linear feet of 30-inch FRPMP sewer installed by microtunneling. d. Approximately 54 linear feet of 30-inch PVC sewer in a steel casing installed by pipe jacking. e. 8 manholes f. 2 microtunnel launching shafts g. 2 microtunnel receiving pits. h. 2 pipe jacking pits i. 1,600 linear foot bioswale with irrigation piping and plants. j. 1,600 linear foot sidewalk k. 1,300 linear foot block retaining walls l. Paving and surface restoration.

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