US Bridges

Oregon Hill RD over Little Oregon Creek

Fair

Yuba County, California · 6.5 MI N JCT Marysvile RD · Structure no. 16C0049

Built
1967
58 years old
Condition
Fair
inspected July 2023
Type
Culvert
Steel
Length
32 ft
3 main spans
Daily traffic
62
2011 count
Owner
County
County Highway Agency

About this bridge

Oregon Hill RD over Little Oregon Creek is a steel culvert carrying Oregon Hill RD over Little Oregon Creek in Yuba County, California. It was built in 1967, so it is 58 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 62 vehicles a day, roughly 10% of them trucks, projected to reach 1,710 by 2045. The structure is 32 ft (9.8 m) long and 44 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

CarriesOregon Hill RD
CrossesLittle Oregon Creek
Location6.5 MI N JCT Marysvile RD
RouteCounty Highway 0
Coordinates39.42845, -121.17516
Functional classRural Minor Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span12 ft (3.7 m)
Deck width44 ft (13.5 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic62 (2011)
Projected traffic1,710 by 2045
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Oregon Hill RD over Little Oregon Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is Oregon Hill RD over Little Oregon 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 July 2023.

How much traffic does Oregon Hill RD over Little Oregon Creek carry?

About 62 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is Oregon Hill RD over Little Oregon Creek?

The structure is 32 ft (9.8 m) long with a longest span of 12 ft (3.7 m) and a deck 44 ft wide.

Who owns Oregon Hill RD over Little Oregon Creek?

It is owned by the County Highway Agency.