The work consists of installation of 1,400 feet of 8-inch PVC SDR-35 pipe, approximately 460 feet of 4-inch PVC SDR-35 sewer lateral work, four railroad bores; one 16-inch casing with an 8-inch PVC carrier pipe, and three 10-inch street casings with 4-inch PVC carrier pipes, all manholes, excavations to a depth of 19 feet, and all necessary appurtenances.