FROM: Robert Thompson, General Manager
Originator: Mike Dorman, Director of Engineering
SUBJECT:
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SOUTH PERIMETER WALL AND SOIL IMPROVEMENTS AT PLANT NO. 2, CONTRACT NO. P2-128A AS PART OF DIGESTER REPLACEMENT AT PLANT NO. 2, PROJECT NO. P2-128
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GENERAL MANAGER'S RECOMMENDATION
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RECOMMENDATION:
A. Approve a Professional Construction Services Agreement with Brown and Caldwell to provide construction support services for South Perimeter Wall and Soil Improvements at Plant No. 2, Contract No. P2-128A for a total amount not to exceed $2,043,717; and
B. Approve a contingency of $204,371 (10%).
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BACKGROUND
Brown and Caldwell was selected as part of a competitive, qualifications-based solicitation process to design the South Perimeter Wall and Soil Improvements project at Plant No. 2, Contract No. P2-128A. 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 replace the perimeter chain link fence at Plant No. 2 along the Talbert Marsh with a cast-in-place concrete wall to protect the facilities from lateral spread, sea level rise, and meet OC San's security requirements.
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"
* Ensure public's money is wisely spent
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. Given the project's location and the extensive excavation and soil stabilization involved, the design consulta...
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