US Bridges

Laurel ST over Interstate 780

Good

Solano County, California · 04-SOL-780-7.07-BEN · Structure no. 23 0255

Built
2018
7 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
203 ft
2 main spans
Daily traffic
3,980
2008 count
Owner
State
State Highway Agency

About this bridge

Laurel ST over Interstate 780 is a prestressed concrete continuous stringer/multi-beam or girder carrying Laurel ST over Interstate 780 in Solano County, California. It was built in 2018, so it is 7 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 3,980 vehicles a day, roughly 5% of them trucks, projected to reach 5,075 by 2042. The structure is 203 ft (61.8 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLaurel ST
CrossesInterstate 780
Location04-SOL-780-7.07-BEN
RouteCity Street 0
Coordinates38.09067, -122.22839
Functional classUrban Collector

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.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length203 ft (61.8 m)
Longest span101 ft (30.9 m)
Deck width44 ft (13.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,980 (2008)
Projected traffic5,075 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Laurel ST over Interstate 780 built?

It was built in 2018, making it 7 years old in 2025.

What condition is Laurel ST over Interstate 780 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 December 2023.

How much traffic does Laurel ST over Interstate 780 carry?

About 3,980 vehicles per day (2008 count), of which roughly 5% are trucks.

How long is Laurel ST over Interstate 780?

The structure is 203 ft (61.8 m) long with a longest span of 101 ft (30.9 m) and a deck 44 ft wide.

Who owns Laurel ST over Interstate 780?

It is owned by the State Highway Agency and maintained by the City or Municipal Highway Agency.