US Bridges

Churn Creek Road over Interstate 5

Fair

Shasta County, California · 02-SHA-005-R12.15-RDG · Structure no. 06 0122

Built
1965
60 years old, rebuilt 1996
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
257 ft
4 main spans
Daily traffic
10,000
2012 count
Owner
State
State Highway Agency

About this bridge

Churn Creek Road over Interstate 5 is a concrete continuous box beam or girders - multiple carrying Churn Creek Road over Interstate 5 in Shasta County, California. It was built in 1965 and reconstructed in 1996, so it is 60 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 10,000 vehicles a day, roughly 5% of them trucks, projected to reach 10,569 by 2041. The structure is 257 ft (78.4 m) long and 106 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesChurn Creek Road
CrossesInterstate 5
Location02-SHA-005-R12.15-RDG
RouteCity Street 0
Coordinates40.5384, -122.35145
Functional classRural Minor Arterial

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.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length257 ft (78.4 m)
Longest span87 ft (26.4 m)
Deck width106 ft (32.3 m)
Roadway width92 ft (28 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,000 (2012)
Projected traffic10,569 by 2041
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Churn Creek Road over Interstate 5 built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1996.

What condition is Churn Creek Road over Interstate 5 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 June 2024.

How much traffic does Churn Creek Road over Interstate 5 carry?

About 10,000 vehicles per day (2012 count), of which roughly 5% are trucks.

How long is Churn Creek Road over Interstate 5?

The structure is 257 ft (78.4 m) long with a longest span of 87 ft (26.4 m) and a deck 106 ft wide.

Who owns Churn Creek Road over Interstate 5?

It is owned by the State Highway Agency.