FROM: Robert Thompson, General Manager
Originator: Mike Dorman, Director of Engineering
SUBJECT:
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LOS ALAMITOS SUB-TRUNK AND WESTSIDE RELIEF INTERCEPTOR REHABILITATION, CONTRACT NO. 3-64C
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GENERAL MANAGER'S RECOMMENDATION
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RECOMMENDATION:
A. Receive and file Bid Tabulation and Recommendation for Los Alamitos Sub-Trunk and Westside Relief Interceptor Rehabilitation, Contract No. 3-64C as part of the Rehabilitation of Western Regional Sewers, Project No. 3-64;
B. Approve a project budget increase of $2,300,000 for Rehabilitation of Western Regional Sewers, Project No. 3-64, for a new total project budget of $96,300,000;
C. Award a Construction Contract Agreement to T. E. Roberts, Inc., for Los Alamitos Sub-Trunk and Westside Relief Interceptor Rehabilitation, Contract No. 3-64C, for a total amount not to exceed $35,320,572; and
D. Approve a construction contract agreement contingency of $3,532,057 (10%).
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BACKGROUND
This contract represents the final phase of the Rehabilitation of Western Regional Sewers, Project No. 3-64. The Los Alamitos Sub-Trunk and Westside Relief Interceptor sewers were constructed in 1959 and are within the cities of La Palma, Cypress, and Los Alamitos along Oak Street, Sausalito Street, Chestnut Street, Cerritos Avenue, Bloomfield Street, Orange Avenue, Moody Street, and Denni Street and an easement through Forest Lawn Cemetery.
RELEVANT STANDARDS
* Achieve less than 2.1 sewer spills per 100 miles
* Comply with California Public Contract Code Section 20103.8, award contract to lowest responsive, responsible bidder
* Ensure the public's money is wisely spent
PROBLEM
The upper reaches of the Los Alamitos Sub-Trunk suffer from capacity issues, while other sections have deteriorating pipe joints, corroded manholes, structural weaknesses, calcium blockages, inflow/infiltration problems, and limited access for cleaning. The Westside Relief Interceptor also faces simi...
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