US Bridges

State Route 44 over Cow Creek

Fair

Shasta County, California · 02-SHA-044-R7.40 · Structure no. 06 0152

Built
1964
61 years old, rebuilt 2023
Condition
Fair
inspected May 2024
Type
Tee Beam
Concrete Continuous
Length
444 ft
9 main spans
Daily traffic
7,000
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 44 over Cow Creek is a concrete continuous tee beam carrying State Route 44 over Cow Creek in Shasta County, California. It was built in 1964 and reconstructed in 2023, so it is 61 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 6 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 7,000 vehicles a day, projected to reach 21,188 by 2041. The structure is 444 ft (135.4 m) long and 45 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

Location

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CarriesState Route 44
CrossesCow Creek
Location02-SHA-044-R7.40
RouteState Highway 44
CountyShasta County
StateCalifornia
Coordinates40.55508, -122.23171
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.6 US tons
Inventory rating30 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length444 ft (135.4 m)
Longest span52 ft (15.8 m)
Deck width45 ft (13.6 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,000 (2009)
Projected traffic21,188 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 km)
TollOn a free road
National Highway SystemYes

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 State Route 44 over Cow Creek built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2023.

What condition is State Route 44 over Cow Creek 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 May 2024.

How much traffic does State Route 44 over Cow Creek carry?

About 7,000 vehicles per day (2009 count).

How long is State Route 44 over Cow Creek?

The structure is 444 ft (135.4 m) long with a longest span of 52 ft (15.8 m) and a deck 45 ft wide.

Who owns State Route 44 over Cow Creek?

It is owned by the State Highway Agency.