US Bridges

Winters Road over Putah Creek

Good

Solano County, California · 0.5 Mile South of SH128 · Structure no. 23C0285

Built
2016
9 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
473 ft
5 main spans
Daily traffic
525
2013 count
Owner
County
County Highway Agency

About this bridge

Winters Road over Putah Creek is a concrete continuous box beam or girders - multiple carrying Winters Road over Putah Creek in Solano County, California. It was built in 2016, so it is 9 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 525 vehicles a day, roughly 8% of them trucks, projected to reach 614 by 2042. The structure is 473 ft (144.2 m) long and 40 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWinters Road
CrossesPutah Creek
Location0.5 Mile South of SH128
RouteCounty Highway 0
Coordinates38.51944, -121.9675
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length473 ft (144.2 m)
Longest span120 ft (36.6 m)
Deck width40 ft (12.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic525 (2013)
Projected traffic614 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Putah Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is Winters Road over Putah Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Winters Road over Putah Creek carry?

About 525 vehicles per day (2013 count), of which roughly 8% are trucks.

How long is Winters Road over Putah Creek?

The structure is 473 ft (144.2 m) long with a longest span of 120 ft (36.6 m) and a deck 40 ft wide.

Who owns Winters Road over Putah Creek?

It is owned by the County Highway Agency.