US Bridges

Interstate 5 over Brush Creek

Good

Colusa County, California · 03-COL-005-R2.95 · Structure no. 15 0079

Built
1967
58 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete Continuous
Length
26 ft
3 main spans
Daily traffic
35,000
2017 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 over Brush Creek is a concrete continuous culvert carrying Interstate 5 over Brush Creek in Colusa 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 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 35,000 vehicles a day, roughly 29% of them trucks, projected to reach 49,669 by 2044. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 8.7 mi (14 km).

CarriesInterstate 5
CrossesBrush Creek
Location03-COL-005-R2.95
RouteInterstate 5
Coordinates38.96343, -122.02396
Functional classRural Principal Arterial - Interstate

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 inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: 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 typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,000 (2017)
Projected traffic49,669 by 2044
Trucks29%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Interstate 5 over Brush Creek built?

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

What condition is Interstate 5 over Brush 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 January 2024.

How much traffic does Interstate 5 over Brush Creek carry?

About 35,000 vehicles per day (2017 count), of which roughly 29% are trucks.

How long is Interstate 5 over Brush Creek?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m).

Who owns Interstate 5 over Brush Creek?

It is owned by the State Highway Agency.