Phase 1: Furnishing and Installing a new 8-inch-diameter force main bypass connection assembly in the existing 8-inch-diameter force main near the pump station site; furnishing and installing four new in-line cleanout assemblies along the existing force main route (as an additive alternate); subcontracting IcePigging of the existing force main. Phase 2: Removing the two existing submersible sewage pumps, ductile iron pipes and fittings, and associated appurtenances from the existing 6-foot-diameter wetwell and rehabilitating the wetwell; installing a new duplex sewage pump station with an 18-foot (wide) x 20- foot (long) x 15-foot (deep) cast-in-place concrete wetwell and a 19-foot (wide) by 20.5-foot (long) cast-inplace concrete top slab (including access hatches and fall protection safety grating) adjacent to the existing pump station; furnishing and installing two (2) new submersible sewage pumps, ductile iron piping and fittings, and appurtenances in the new wetwell; furnishing and installing new ductile iron piping and fittings, valves, and appurtenances above ground on the new cast-in-place concrete slab; furnishing and installing a new 8-foot (wide) by 16-foot (wide) masonry block building on the new top slab and over the above-ground pump station piping, fittings, and valves...
