US Bridges

E0720 over Cooper Creek

Fair

Kingfisher County, Oklahoma · .1S 4.W of Loyal · Structure no. 138010000000000

Built
1957
68 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
63 ft
4 main spans
Daily traffic
706
2022 count
Owner
County
County Highway Agency

About this bridge

E0720 over Cooper Creek is a concrete culvert carrying E0720 over Cooper Creek in Kingfisher County, Oklahoma. It was built in 1957, so it is 68 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 706 vehicles a day, roughly 15% of them trucks, projected to reach 1,130 by 2042. The structure is 63 ft (19.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesE0720
CrossesCooper Creek
Location.1S 4.W of Loyal
RouteCounty Highway E0720
CountyKingfisher County
StateOklahoma
Coordinates35.97119, -98.18941
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 20
Structure length63 ft (19.2 m)
Longest span17 ft (5.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic706 (2022)
Projected traffic1,130 by 2042
Trucks15%
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E0720 over Cooper Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is E0720 over Cooper 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 June 2024.

How much traffic does E0720 over Cooper Creek carry?

About 706 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is E0720 over Cooper Creek?

The structure is 63 ft (19.2 m) long with a longest span of 17 ft (5.2 m).

Who owns E0720 over Cooper Creek?

It is owned by the County Highway Agency.