MEMO TO: Members of the City Council
FROM: Mayor Angela Birney
SUBJECT:
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Approval of a Consultant Agreement with BHC Consultants for the Pressure Reducing Valve (PRV) Replacement Phase 2 Project, in the Amount of $662,000, and Authorize Staff to Negotiate and Acquire Property Rights as Needed
I. RECOMMENDED ACTION
recommendation
Approve Consultant Agreement with BHC Consultants for the Pressure Reducing Valve (PRV) Replacement Phase 2 project in the amount of $662,000. Authorize staff to negotiate and acquire property rights as needed for the project.
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II. DEPARTMENT CONTACTS
Dave Juarez, Public Works Director 425-556-2733
Steve Hitch, EUSD Engineering Supervisor 425-556-2891
Jeff Thompson, EUSD Senior Engineer 425-556-2884
Rob Crittenden, Construction Project Manager 425-556-2838
III. DESCRIPTION/BACKGROUND
Project Purpose
This project will abandon and replace nine (9) Pressure Reducing Valve Stations throughout Redmond. The majority of these should be replaced in the same location, but a few will need to be relocated due to difficulties of construction or maintenance access. The construction will provide for installation of new vaults, valves, piping and restoration of all street, sidewalk and landscape within the limits of construction.
Background
The City uses approximately 84 PRV stations to manage water pressure in the City's distribution system. Many of these PRV stations were built in the 1960's and 1970's and are in need of refurbishment. The MOC staff inspected and evaluated all of the City's PRVs and generated a list of 27 PRVs that needed to be rehabilitated or replaced. These PRVs have aged and degraded to a point that they no longer meet the City's standard due to pipe corrosion, age, type of materials used, and environmental conditions. Corrosion is the main cause of degradation, but other issues include vault drainage and safe access. Ten (10) of the 27 valves were replaced under Phase ...
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