TO: Board of Supervisors
FROM: Steven Lederer, Director of Public Works
REPORT BY: Sydney Diede, Assistant Engineer
SUBJECT: 2023 Annual Guardrail Repairs Project - Amendment No. 1 to the Professional Services Agreement No. 230084B with ADKO Engineering, Inc. for the 1) Chiles Pope Valley Road MPM 3.63 Culvert Repair, 2) Chiles Pope Bridge Replacement, and 3) Silverado Trail at Bell Canyon Creek Bridge Project (RDS 22-27), herein referred to as "the Project".
RECOMMENDATION
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Director of Public Works requests the following:
1. Approval of and authorization for the Chair to sign Amendment No. 1 to Agreement No. 230084B with ADKO Engineering, Inc. increasing the maximum compensation by $19,955 for additional engineering design and support services for the Chiles Pope Valley Road MPM 3.63 portion of the project, for a new accumulated total maximum compensation of $317,600; and
2. Approval of a Budget Transfer for the following (4/5 vote required):
a. Increase appropriations by $19,955 in the SB-1 Non-Operating Special Revenue Fund (Fund 2440, Org 1220052, Object 56100) with the use of its available fund balance to be transferred to Project 23006 (Fund 2040, Org 2040500, Object 48200); and
b. Increase appropriations by $19,955 in Project 23006 (2023 Annual Guardrail Repairs) (Fund 2040, Org 2040500, Object 52360) budget offset by a transfer-in revenue from the SB-1 Non-Operating Special Revenue Fund.
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EXECUTIVE SUMMARY
Heavy rainfall has caused significant damage to the road and the guardrails at the intersection of Chiles Pope Valley Road and Lower Chiles Valley Road. As a result of findings during the initial design phase, the original scope of work for this project has increased, which warrants the need for an amendment to the existing PSA for additional funding. Some changes include structural additions to the bridge and culvert, scour resistant facilities within the waterway, and additional barriers.
FISCAL & STRATEGIC PLAN IMPACT
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