US Bridges

Gas Pt RD over Crowley Gulch

Good

Shasta County, California · .4 MI W/O SR5 · Structure no. 06C0179

Built
1940
85 years old, rebuilt 1967
Condition
Good
inspected April 2024
Type
Slab
Concrete Continuous
Length
68 ft
6 main spans
Daily traffic
6,723
2014 count
Owner
County
County Highway Agency

About this bridge

Gas Pt RD over Crowley Gulch is a concrete continuous slab carrying Gas Pt RD over Crowley Gulch in Shasta County, California. It was built in 1940 and reconstructed in 1967, so it is 85 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 6,723 vehicles a day, roughly 5% of them trucks, projected to reach 12,283 by 2041. The structure is 68 ft (20.7 m) long and 48 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesGas Pt RD
CrossesCrowley Gulch
Location.4 MI W/O SR5
RouteCounty Highway 0
Coordinates40.38925, -122.29128
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 inspectionApril 2024
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating41 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadUnknown
Structure length68 ft (20.7 m)
Longest span23 ft (7 m)
Deck width48 ft (14.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,723 (2014)
Projected traffic12,283 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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 Gas Pt RD over Crowley Gulch built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1967.

What condition is Gas Pt RD over Crowley Gulch 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 April 2024.

How much traffic does Gas Pt RD over Crowley Gulch carry?

About 6,723 vehicles per day (2014 count), of which roughly 5% are trucks.

How long is Gas Pt RD over Crowley Gulch?

The structure is 68 ft (20.7 m) long with a longest span of 23 ft (7 m) and a deck 48 ft wide.

Who owns Gas Pt RD over Crowley Gulch?

It is owned by the County Highway Agency.