US Bridges

Interstate 5 over Wilson Creek

Good

Glenn County, California · 03-GLE-005-R12.58 · Structure no. 11 0053L

Built
1966
59 years old, rebuilt 1989
Condition
Good
inspected May 2024
Type
Slab
Concrete Continuous
Length
156 ft
7 main spans
Daily traffic
12,750
2014 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 over Wilson Creek is a concrete continuous slab carrying Interstate 5 over Wilson Creek in Glenn County, California. It was built in 1966 and reconstructed in 1989, so it is 59 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 12,750 vehicles a day, projected to reach 20,369 by 2045. The structure is 156 ft (47.5 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 5
CrossesWilson Creek
Location03-GLE-005-R12.58
RouteInterstate 5
Coordinates39.56327, -122.2135
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating32.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length156 ft (47.5 m)
Longest span22 ft (6.7 m)
Deck width41 ft (12.5 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,750 (2014)
Projected traffic20,369 by 2045
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Wilson Creek built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1989.

What condition is Interstate 5 over Wilson 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 May 2024.

How much traffic does Interstate 5 over Wilson Creek carry?

About 12,750 vehicles per day (2014 count).

How long is Interstate 5 over Wilson Creek?

The structure is 156 ft (47.5 m) long with a longest span of 22 ft (6.7 m) and a deck 41 ft wide.

Who owns Interstate 5 over Wilson Creek?

It is owned by the State Highway Agency.