Special Notice / Hearing: None__
Vote Required: Majority
To: Honorable Board of Supervisors
From: Tory A. Newman, Director of Public Works
Subject: Annual Certification of County Maintained Road System Mileage (Project No. R3001)
RECOMMENDATION:
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Adopt a resolution certifying the mileage in the County of San Mateo's maintained road system to be 315.934 miles as of December 31, 2025.
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BACKGROUND:
Section 2121 of the California Streets and Highways Code requires that in May of each year, each county shall report to the California Department of Transportation (Caltrans) "any additions or exclusions from its mileage of maintained county highways." This report typically takes the form of a certification of the total mileage of the County of San Mateo's (County's) maintained road system. The County reported to Caltrans in May 2025 that the total County maintained road system mileage as of December 31, 2024, was 316.212. This Board has adopted similar resolutions directing the reporting of the total number of maintained miles in previous years.
DISCUSSION:
This year, the proposed total County maintained mileage as of December 31, 2025, to be reported to Caltrans in May 2026 is 315.934 miles. This is a net reduction of 0.278 miles and is due to the quitclaim of portions of two roads to the City and County of San Francisco, which reduced the mileage of existing maintained roads.
Exhibit "A" to the resolution provides the summary of the County of San Mateo Maintained Road Mileage, as of December 31, 2025.
The County of San Mateo is expected to receive $17,140,000 in gas tax revenue and $14,250,000 in Road Maintenance and Rehabilitation Account related Senate Bill 1 funding for FY 2025-26. The Department of Public Works uses these funds to maintain the County of San Mateo's road system for the benefit of the traveling public.
The County Attorney has reviewed and approved the resolution as to form.
COMMUNITY IMPACT:
The Department of ...
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