TO: Board of Supervisors
FROM: Steven Lederer, Director of Public Works
REPORT BY: Dewey Phan, Assistant Engineer
SUBJECT: Budget Amendment for the "2025 Annual Bridge Repairs, RDS 25-05" Project
RECOMMENDATION
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Authorize contract change orders to Agreement No. 250412B with Ashron Construction and Restoration, Inc.; and approve a Budget Amendment for the 2025 Annual Bridge Repairs Project, RDS 25-05 (Fiscal Impact: $73,645 Expense; SB-1 Non- Operating Special Revenue Fund; Not Budgeted; Discretionary)
[4/5 vote required]
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BACKGROUND
The Napa County Public Works Department maintains 171 bridges that have a span longer than 12 feet. Caltrans inspects and provides bridge inspection reports for 78 bridges in the National Bridge Inventory that are longer than 20 feet in the unincorporated area of Napa County. The repair recommendations range from doing nothing to complete replacement. In many cases, Caltrans and the Federal Highway Administration (FHWA) provide funding for preventative maintenance or replacement which the County is pursuing, however, repairs are not eligible for federal funding.
Napa County has a minor repair and preventive maintenance program to evaluate a portion of the 78 bridges every year and create similar groups to make economical yearly repair construction projects. In January 2024, County and consultant staff evaluated 14 bridges over 20 feet and three structures between 12 feet and 20 feet long for repairs. If regulatory permits were required for a bridge repair, County staff moved them into a future year. Four of the 17 structures have been selected for the 2025 construction season based on similar type of work, location, and budget.
This year's work includes injecting epoxy into cracks that are key to protecting the structure strength at the following bridges:
1. Dunaweal Lane over the Napa River
2. Crystal Springs Road over Bell Creek
3. Larkmead Lane over the Napa River
4. Ragatz Lane over the Napa River Overflow
On May ...
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