US Bridges

Bucktown Road over Ulatis Creek

Good

Solano County, California · 1.3 MI N Vaca Valley RD · Structure no. 23C0059

Built
1980
45 years old
Condition
Good
inspected November 2023
Type
Slab
Concrete Continuous
Length
72 ft
3 main spans
Daily traffic
215
2004 count
Owner
County
County Highway Agency

About this bridge

Bucktown Road over Ulatis Creek is a concrete continuous slab carrying Bucktown Road over Ulatis Creek in Solano County, California. It was built in 1980, so it is 45 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 215 vehicles a day, roughly 2% of them trucks, projected to reach 157 by 2045. The structure is 72 ft (21.9 m) long and 30 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesBucktown Road
CrossesUlatis Creek
Location1.3 MI N Vaca Valley RD
RouteCounty Highway 0
Coordinates38.39879, -122.02866
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating104.6 US tons
Inventory rating63.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span28 ft (8.5 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic215 (2004)
Projected traffic157 by 2045
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Bucktown Road over Ulatis Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is Bucktown Road over Ulatis 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 November 2023.

How much traffic does Bucktown Road over Ulatis Creek carry?

About 215 vehicles per day (2004 count), of which roughly 2% are trucks.

How long is Bucktown Road over Ulatis Creek?

The structure is 72 ft (21.9 m) long with a longest span of 28 ft (8.5 m) and a deck 30 ft wide.

Who owns Bucktown Road over Ulatis Creek?

It is owned by the County Highway Agency.