FROM: Robert Thompson, General Manager
Originator: Mike Dorman, Director of Engineering
SUBJECT:
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EPSA ELECTRICAL BUILDING AND DISTRIBUTION CENTER H HVAC SYSTEM REPLACEMENT AT PLANT NO. 2, PROJECT NO. SC22-01
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GENERAL MANAGER'S RECOMMENDATION
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RECOMMENDATION: Recommend to the Board of Directors to:
A. Approve a Purchase Order Contract to Trane U.S. Inc. for the EPSA Electrical Building and Distribution Center H HVAC System Replacement at Plant No. 2, Project No. SC22-01, utilizing the Omnia Cooperative Purchasing Agreement, Contract Number 3341, for a total amount not to exceed $3,862,000; and
B. Approve a contingency of $386,200 (10%).
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BACKGROUND
The electrical building for the Effluent Pump Station Annex (EPSA) has six air handlers and condensers that were installed in 2008 and Distribution Center H has four packaged heating, ventilation, and air conditioning (HVAC) units that were installed in 2012. These two buildings house critical electrical equipment vital to Orange County Sanitation District's (OC San) treatment and operation. The HVAC systems are used to cool the electrical equipment and keep them from overheating.
RELEVANT STANDARDS
* Comply with California Public Contract Code Section 20103.8, award construction contract to lowest responsive, responsible bidder
* 24/7/365 treatment plant reliability
PROBLEM
The HVAC outdoor air coils and copper components are showing extreme wear and failure. The maintenance staff has repaired these units several times; however, the units are at a point where further repair or maintenance will not offer acceptable reliability. In addition, the HVAC equipment on the two buildings has passed its useful life expectancy and can no longer be maintained reliably.
PROPOSED SOLUTION
Approve a Purchase Order for EPSA Electrical Building and Distribution Center H HVAC System Replacement at Plant No. 2, Project No. SC22-01. This project will replace in kind the...
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