US Bridges

Smith RD over Prairie Creek

Good

Yuba County, California · 0.9 MI S Loma Rica RD · Structure no. 16C0078

Built
1980
45 years old
Condition
Good
inspected July 2021
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
220
2011 count
Owner
County
County Highway Agency

About this bridge

Smith RD over Prairie Creek is a concrete continuous culvert carrying Smith RD over Prairie Creek in Yuba 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 220 vehicles a day, roughly 1% of them trucks, projected to reach 224 by 2043. The structure is 27 ft (8.2 m) long and 36 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSmith RD
CrossesPrairie Creek
Location0.9 MI S Loma Rica RD
RouteCounty Highway 0
Coordinates39.29639, -121.42741
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span12 ft (3.8 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2011)
Projected traffic224 by 2043
Trucks1%
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 Smith RD over Prairie Creek built?

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

What condition is Smith RD over Prairie 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 July 2021.

How much traffic does Smith RD over Prairie Creek carry?

About 220 vehicles per day (2011 count), of which roughly 1% are trucks.

How long is Smith RD over Prairie Creek?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.8 m) and a deck 36 ft wide.

Who owns Smith RD over Prairie Creek?

It is owned by the County Highway Agency.