US Bridges

Canyon Drive over Canyon Drive Creek

Good

Butte County, California · 0.3 MI S/W Royal Oaks DR · Structure no. 12C0296

Built
1971
54 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
1,789
2019 count
Owner
County
County Highway Agency

About this bridge

Canyon Drive over Canyon Drive Creek is a concrete continuous slab carrying Canyon Drive over Canyon Drive Creek in Butte County, California. It was built in 1971, so it is 54 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 1,789 vehicles a day, roughly 5% of them trucks, projected to reach 2,289 by 2041. The structure is 29 ft (8.8 m) long and 56 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCanyon Drive
CrossesCanyon Drive Creek
Location0.3 MI S/W Royal Oaks DR
RouteCounty Highway 0
CountyButte County
StateCalifornia
Coordinates39.52269, -121.48387
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 48 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 rating65 US tons
Inventory rating38.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span14 ft (4.3 m)
Deck width56 ft (17.1 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,789 (2019)
Projected traffic2,289 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Canyon Drive over Canyon Drive Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Canyon Drive over Canyon Drive 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 March 2023.

How much traffic does Canyon Drive over Canyon Drive Creek carry?

About 1,789 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Canyon Drive over Canyon Drive Creek?

The structure is 29 ft (8.8 m) long with a longest span of 14 ft (4.3 m) and a deck 56 ft wide.

Who owns Canyon Drive over Canyon Drive Creek?

It is owned by the County Highway Agency.