Alderwood Water Wastewater District
Trans Mains 1 & 2 Valve Replacement - Phase 3 - Rebid, Alderwood Water and Wastewater District, Snohomish County, WA # ****
Replacement of isolation valves and installation of tees for pipe access on water transmission mains Installation of one 1 16inch butterfly valve, one 1 24inch butterfly valve, three 3 30 inch district supplied butterfly valves with appurtenances. installation of one 1 30inch by 16inch tee, two 2 30inch by 24inch tees and one 1 precast concrete access vault with appurtenances for pipe access. removal and replacement of approximately 50 linear feet of 12inch diameter di water main with 16inch diameter water main, including replacement of two 2 12inch diameter gate valves, fittings, appurtenances, and installation two 2 new 12inch insertion valves at one site location. removal and replacement of impacted storm drain at site 306b. removal, hauling, and disposal of existing transmission main piping, water main piping, valves, appurtenances. roadway and property restoration, site cleanup, and temporary traffic control.
Bid Close Date: