FROM: Robert Thompson, General Manager
Originator: Mike Dorman, Director of Engineering
SUBJECT:
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SANTA ANA TRUNK SEWER REHABILITATION, PROJECT NO. 1-23
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GENERAL MANAGER'S RECOMMENDATION
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RECOMMENDATION: Recommend to the Board of Directors to:
A. Approve a Professional Construction Services Agreement with Stantec Consulting Services, Inc. to provide construction support services for Santa Ana Trunk Sewer Rehabilitation, Project No. 1-23, for a total amount not to exceed $2,700,000; and
B. Approve a contingency of $270,000 (10%).
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BACKGROUND
Stantec Consulting Services, Inc., was selected as part of a competitive, qualifications-based solicitation process to design Santa Ana Trunk Sewer Rehabilitation, Project No. 1-23. At the time of the solicitation, the Orange County Sanitation District (OC San) documented its intent to award a subsequent agreement to the design consultant for continuation of engineering services during construction.
This project will rehabilitate a portion of the Santa Ana Trunk Sewer north of Interstate 405. This will include rehabilitation of approximately 15,000 feet of large diameter sewers and associated manholes in the cities of Santa Ana and Costa Mesa using the cured-in-place (CIPP) trenchless rehabilitation method.
RELEVANT STANDARDS
* Comply with California Government Code Section 4526 to engage the best qualified firm "on the basis of demonstrated competence and qualifications" and "negotiate fair and reasonable fees"
* Protect OC San assets
PROBLEM
This project requires the design consultant to provide as-needed services during construction including submittal review, responding to the contractor's requests for information, reviewing construction change orders, participating in meetings, attending site visits, and preparing record drawings.
PROPOSED SOLUTION
Award a Professional Construction Services Agreement with the design consultant, Stantec Consulting Services, ...
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