US Bridges

Glen Cove Road over Interstate 780

Fair

Solano County, California · 04-SOL-780-6.00-VAL · Structure no. 23 0115

Built
1960
65 years old, rebuilt 1991
Condition
Fair
inspected December 2023
Type
Tee Beam
Prestressed Concrete
Length
187 ft
3 main spans
Daily traffic
2,300
2013 count
Owner
State
State Highway Agency

About this bridge

Glen Cove Road over Interstate 780 is a prestressed concrete tee beam carrying Glen Cove Road over Interstate 780 in Solano County, California. It was built in 1960 and reconstructed in 1991, so it is 65 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 5 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 2,300 vehicles a day, roughly 3% of them trucks, projected to reach 2,784 by 2044. The structure is 187 ft (57 m) long and 88 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesGlen Cove Road
CrossesInterstate 780
Location04-SOL-780-6.00-VAL
RouteCity Street 0
Coordinates38.08553, -122.21019
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length187 ft (57 m)
Longest span76 ft (23.2 m)
Deck width88 ft (26.8 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,300 (2013)
Projected traffic2,784 by 2044
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Glen Cove Road over Interstate 780 built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1991.

What condition is Glen Cove Road over Interstate 780 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 December 2023.

How much traffic does Glen Cove Road over Interstate 780 carry?

About 2,300 vehicles per day (2013 count), of which roughly 3% are trucks.

How long is Glen Cove Road over Interstate 780?

The structure is 187 ft (57 m) long with a longest span of 76 ft (23.2 m) and a deck 88 ft wide.

Who owns Glen Cove Road over Interstate 780?

It is owned by the State Highway Agency.