US Bridges

Lopes Road over American Canyon Creek

Fair

Solano County, California · 2.0 MI S of I-80 · Structure no. 23C0070

Built
1982
43 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete Continuous
Length
33 ft
2 main spans
Daily traffic
6,700
2007 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lopes Road over American Canyon Creek is a concrete continuous culvert carrying Lopes Road over American Canyon Creek in Solano County, California. It was built in 1982, so it is 43 years old, younger 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 6,700 vehicles a day, roughly 8% of them trucks, projected to reach 6,787 by 2045. The structure is 33 ft (10.1 m) long and 70 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesLopes Road
CrossesAmerican Canyon Creek
Location2.0 MI S of I-80
RouteCity Street 0
CountySolano County
StateCalifornia
Coordinates38.19155, -122.13821
Functional classUrban Minor 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span16 ft (4.9 m)
Deck width70 ft (21.3 m)
Roadway width55 ft (16.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,700 (2007)
Projected traffic6,787 by 2045
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Lopes Road over American Canyon Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is Lopes Road over American Canyon 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 December 2023.

How much traffic does Lopes Road over American Canyon Creek carry?

About 6,700 vehicles per day (2007 count), of which roughly 8% are trucks.

How long is Lopes Road over American Canyon Creek?

The structure is 33 ft (10.1 m) long with a longest span of 16 ft (4.9 m) and a deck 70 ft wide.

Who owns Lopes Road over American Canyon Creek?

It is owned by the City or Municipal Highway Agency.