US Bridges

Bear Valley Road over Bear Creek

Fair

Colusa County, California · 0.2 MI S Kegan RD · Structure no. 15C0006

Built
1960
65 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
71 ft
1 main span
Daily traffic
33
2014 count
Owner
County
County Highway Agency

About this bridge

Bear Valley Road over Bear Creek is a steel stringer/multi-beam or girder carrying Bear Valley Road over Bear Creek in Colusa County, California. It was built in 1960, 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 33 vehicles a day, roughly 5% of them trucks, projected to reach 88 by 2046. The structure is 71 ft (21.6 m) long and 16 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesBear Valley Road
CrossesBear Creek
Location0.2 MI S Kegan RD
RouteCounty Highway 0
Coordinates39.14217, -122.43367
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating73.5 US tons
Inventory rating56.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length71 ft (21.6 m)
Longest span68 ft (20.6 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33 (2014)
Projected traffic88 by 2046
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 Bear Valley Road over Bear Creek built?

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

What condition is Bear Valley Road over Bear 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 October 2024.

How much traffic does Bear Valley Road over Bear Creek carry?

About 33 vehicles per day (2014 count), of which roughly 5% are trucks.

How long is Bear Valley Road over Bear Creek?

The structure is 71 ft (21.6 m) long with a longest span of 68 ft (20.6 m) and a deck 16 ft wide.

Who owns Bear Valley Road over Bear Creek?

It is owned by the County Highway Agency.