US Bridges

E0380 over Elkhorn Creek

Fair

Garfield County, Oklahoma · 4.5N 6.1E of US64/SH74 · Structure no. 099780000000000

Built
1942
83 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
50 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

E0380 over Elkhorn Creek is a concrete slab carrying E0380 over Elkhorn Creek in Garfield County, Oklahoma. It was built in 1942, so it is 83 years old, older than the Oklahoma average of 47.8 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 50 ft (15.2 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesE0380
CrossesElkhorn Creek
Location4.5N 6.1E of US64/SH74
RouteCounty Highway E0380
Coordinates36.4625, -97.47861
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span16 ft (4.9 m)
Deck width23 ft (6.9 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks10%
Lanes on structure2
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$350,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E0380 over Elkhorn Creek built?

It was built in 1942, making it 83 years old in 2025.

What condition is E0380 over Elkhorn 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 March 2024.

How much traffic does E0380 over Elkhorn Creek carry?

About 100 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is E0380 over Elkhorn Creek?

The structure is 50 ft (15.2 m) long with a longest span of 16 ft (4.9 m) and a deck 23 ft wide.

Who owns E0380 over Elkhorn Creek?

It is owned by the County Highway Agency.