US Bridges

Winters Road over Mc Cune Creek

Fair

Solano County, California · 1.83 MI N Allendale RD · Structure no. 23C0192

Built
1911
114 years old, rebuilt 1951
Condition
Fair
inspected March 2023
Type
Arch - Deck
Concrete
Length
21 ft
1 main span
Daily traffic
1,521
2003 count
Owner
County
County Highway Agency

About this bridge

Winters Road over Mc Cune Creek is a concrete arch - deck carrying Winters Road over Mc Cune Creek in Solano County, California. It was built in 1911 and reconstructed in 1951, so it is 114 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,521 vehicles a day, roughly 6% of them trucks, projected to reach 2,563 by 2041. The structure is 21 ft (6.4 m) long and 40 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesWinters Road
CrossesMc Cune Creek
Location1.83 MI N Allendale RD
RouteCounty Highway 0
CountySolano County
StateCalifornia
Coordinates38.47937, -121.94627
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30 US tons
Inventory rating17.9 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span20 ft (6.1 m)
Deck width40 ft (12.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,521 (2003)
Projected traffic2,563 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Winters Road over Mc Cune Creek built?

It was built in 1911, making it 114 years old in 2025. It was reconstructed in 1951.

What condition is Winters Road over Mc Cune Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does Winters Road over Mc Cune Creek carry?

About 1,521 vehicles per day (2003 count), of which roughly 6% are trucks.

How long is Winters Road over Mc Cune Creek?

The structure is 21 ft (6.4 m) long with a longest span of 20 ft (6.1 m) and a deck 40 ft wide.

Who owns Winters Road over Mc Cune Creek?

It is owned by the County Highway Agency.