The replacement of approximately 60 linear feet of sewer main on Tolles Street, the replacement of approximately 810 linear feet of sewer main on Amherst Street, the replacement of approximately 910 linear feet of sewer main on Main Street, the replacement of approximately 700 feet of sewer main on Beech Street, the replacement of approximately 600 linear feet of sewer main on Wilder Street, and the replacement of approximately 270 linear feet of sewer main on Holman Street. Work includes, but is not limited to, removal of the existing sewer main, installation of approximately 3,290 feet of new 10", 12", 15" and 24" PVC sewer main, new manholes, connections to catch basins and sewer connections to buildings, coordination with utility companies (especially water and gas), full width pavement restoration, disposal of excess suitable material at the City of Nashua Landfill, maintenance and protection of traffic and all other incidental work.