BOARD AGENDA MEMORANDUM
SUBJECT:
Title
Report of Bids Received and Award of Construction Contract to Granite Rock Company in the sum of $3,977,700.00, for Construction of the Uvas Creek Levee Rehabilitation Project Phase 1, Project No. 62084001, Task No. 5175, Contract No. C0643, (Gilroy) (District 1).
End
RECOMMENDATION:
Recommendation
A. Ratify Addenda No. 1 and No. 2 to the Contract Documents for the Uvas Creek Levee Rehabilitation Project Phase 1;
B. Award the Construction Contract to Granite Rock Company in the sum of $3,977,700.00; and
C. Approve a contingency sum of $397,770.00 and authorize the Chief Executive Officer (CEO) or designee to approve individual change orders up to the designated amount.
Body
SUMMARY:
Staff has identified a need to proceed with approximately 30 erosion repair and animal damage repair projects from FY2018 through FY2022. One of the higher priority projects is the U.S. Army Corps of Engineers (USACE) levee at Uvas Creek, downstream of Miller Avenue to end of the levee (Attachment 1) within the City of Gilroy (City).
Annually, USACE staff inspects the Uvas Creek Levee to assess the condition of the levee to determine if corrective work is required to ensure the integrity of the levees. Based on inspections, USACE ranked this portion of the levee as "Unacceptable" with a request to address the burrowing animal damage to the levee. Despite implementation of a long-term burrowing animal abatement program, animal burrows continue to persist throughout the levee's landside and riverside slopes along the entire length of the creek. If left unabated, the current condition may induce levee failure by sloughing, slumping, and/or piping through the levee during high storm events. To maintain this certified levee within the "Acceptable" ranking from the USACE inspection, construction of this Project Phase 1 work is proposed this year - Project Phase 1 is to address the levee's outboard conditions. Pending ...
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