DATE: June 21, 2016
TO: Mayor and City Council
FROM: Director of Utilities & Environmental Services
SUBJECT
Title
Water Main Replacement at Mission Boulevard, Fairway Street to Lexington Avenue: Award of Construction Contract
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RECOMMENDATION
Recommendation
That Council adopts the attached resolution awarding the contract for construction of the Water Main Replacement at Mission Boulevard, Fairway Street to Lexington Avenue Project to Mountain Cascade, Inc., in the amount of $1,799,988.
Body
SUMMARY
This project will replace and upgrade approximately 6,600 feet of asbestos cement (AC) and cast iron (CI) water mains that were installed sixty-two years ago with new ductile iron (DI) water mains in Mission Boulevard from Fairway Street to Lexington Avenue.
BACKGROUND
This project is part of a continuing program to maintain and upgrade the City's water distribution system. Staff has prioritized water mains for replacement throughout the City by rating pipe segments based on age, adequacy of size and flow, the number of leaks or failures that have occurred, and the difficulty to repair the pipe if it failed considering location and traffic conditions. The pipes to be replaced as part of this project were also selected for expedited replacement so that the needed water main replacements are completed prior to the construction of the Mission Boulevard Corridor Improvement Project anticipated to start in the spring of 2017.
This project will replace and upgrade water mains with new DI water mains and new service connection pipes in Mission Boulevard from Fairway Street to Lexington Avenue, as shown on Attachment II. The pipeline replacements on this project consist of replacing approximately 6,230 feet of twelve-inch AC and CI pipes with new twelve-inch DI pipes and replacing approximately 370 feet of substandard six-inch CI pipes with new eight-inch or twelve-inch DI pipes to improve reliability, fire flow, ...
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