COMMITTEE AGENDA MEMORANDUM
Capital Improvement Program Committee
SUBJECT:
title
Capital Consultant Agreements and Amendments.
End
RECOMMENDATION:
Recommendation
Receive information on upcoming consultant agreements and/or amendments that staff will be recommending for Board approval and provide direction as needed.
Body
SUMMARY:
At the March 28, 2017 meeting, the Board of Directors approved revising the CIP Committee's purpose to include monitoring implementation progress of key projects in the CIP. Consistent with this, the Committee has requested that staff provide regular updates on new consultant agreements and planned amendments to existing consultant agreements.
Staff anticipates recommending Board approval of four consultant agreements and amendments or budget adjustments within the next few months. A brief description of these recommended upcoming Board items are as follows:
1. Lenihan and Stevens Creek Dam Safety Evaluations, Project No. 91084019. The Santa Clara Valley Water District intends to award to GEI Consultants, Inc. an agreement with expiration on January 31, 2022 for Engineering Services in the amount of $2,453,283 for the seismic and safety evaluation of Lenihan and Stevens Creek Dams.
Lenihan Dam was constructed as a rolled earthfill structure in 1952. Because of its proximity to highly developed areas, economic loss or loss of life could be excessive in the event of catastrophic failure. As a result, the dam is classified as a "large" dam with a "high" hazard potential.
An assessment of the dam following the 1989 Loma Prieta earthquake, indicated that the dam's crest had settled about 2-1/2 feet since the construction of the dam in 1952. The settlement appears to be a combination of long-term consolidation of the dam embankment and earthquake-induced displacements. The loss in the dam's freeboard resulting from the settlement of the dam's crest was restored in 1996.
The 120-foot tall Stevens Creek Dam was constructed as a rolle...
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