City Of Aurora
Griswold Filter Improvements ( Filters 5 and 14) This project is a continuation of the filter rehabilitation program at the Griswold Water Purification Facility ( WPF). The scope of work for the rehabilitation of Filters 5 and 14 includes replacing the existing filter effluent orifice flow meters with magnetic flow meters, replacing the existing 14- inch filter control valves and piping with 20- inch valves and piping, and adding a manual isolation valve between the filter effluent control valve and the cle
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