US Bridges

Pine Grove Avenue over Churn Creek

Good

Shasta County, California · 1.0 MI W I-5. · Structure no. 06C0355

Built
2000
25 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
161 ft
4 main spans
Daily traffic
3,630
2002 count
Owner
County
County Highway Agency

About this bridge

Pine Grove Avenue over Churn Creek is a concrete continuous slab carrying Pine Grove Avenue over Churn Creek in Shasta County, California. It was built in 2000, so it is 25 years old, younger 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 3,630 vehicles a day, roughly 2% of them trucks, projected to reach 5,239 by 2042. The structure is 161 ft (49 m) long and 56 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesPine Grove Avenue
CrossesChurn Creek
Location1.0 MI W I-5.
RouteCounty Highway 0
Coordinates40.66486, -122.37989
Functional classRural Local

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 protection9 ExcellentNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length161 ft (49 m)
Longest span40 ft (12.2 m)
Deck width56 ft (17 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,630 (2002)
Projected traffic5,239 by 2042
Trucks2%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Pine Grove Avenue over Churn Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is Pine Grove Avenue over Churn 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 September 2023.

How much traffic does Pine Grove Avenue over Churn Creek carry?

About 3,630 vehicles per day (2002 count), of which roughly 2% are trucks.

How long is Pine Grove Avenue over Churn Creek?

The structure is 161 ft (49 m) long with a longest span of 40 ft (12.2 m) and a deck 56 ft wide.

Who owns Pine Grove Avenue over Churn Creek?

It is owned by the County Highway Agency.