TO: Board of Supervisors
FROM: Steven Lederer - Director of Public Works.
REPORT BY: Daniel Basore - Engineering Supervisor - 259-8328
SUBJECT: SB-1-Mt. Veeder Road Bridge MPM 2.13 (RDS 20-26) & Buhman Road Bridge (RDS 20-25)-Amendment 3 to Professional Services Agreement No. 200304B with ADKO Engineering.
RECOMMENDATION
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Director of Public Works requests the following:
1. Approval of and authorization for the Chair to sign Amendment No.3 to Agreement No. 200304B with ADKO Engineering increasing maximum compensation by $24,483 for Buhman Road Bridge, RDS 20-25 for a new maximum of $263,966 for additional design, survey, and environmental services, for a new accumulated total of $365,355; and
2. Approval of Budget Transfer No. DPW053 for the following (4/5 vote required):
a. Increase appropriations by $24,483 in the SB-1 Non-Operating Special Revenue Fund (Fund 2440, Sub-Division 1220052) with the use of its available fund balance to be transferred to Program 20035;
b. Increase appropriations by $24,483 in Program 20035 (SB-1-Buhman Road Bridge Project) budget offset by an increase in revenue from the transfer from the SB-1 Non-Operating Special Revenue Fund.
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EXECUTIVE SUMMARY
The Buhman Road Bridge (BRB), just west of intersection with Congress Valley Road, and the Mt Veeder Road Bridge (MVB) at mile post marker 2.13 on Mt. Veeder Road were damaged during the 2014 Napa Earthquake. The damage from the earthquake resulted in reduced load capacity and travel lane width for the public. The MVB construction is complete and the project is in closeout phase.
The BRB Project consists of a new 50-feet long by 8' wide structure that will replace the existing bridge. The new bridge will provide a minimum of two 11' 4'' wide travel lanes, replacement guardrails, and pavement rehabilitation on bridge roadway approaches. Construction is anticipated to commence and conclude in 2021.
On April 14, 2020, the Board of Supervisors (BOS) approved a budget of $2...
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