US Bridges

7760C over Bent Creek

Fair

Woodward County, Oklahoma · 1. E 3.8 S of Mutual · Structure no. 223360000000000

Built
1989
36 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
123 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

7760C over Bent Creek is a concrete stringer/multi-beam or girder carrying 7760C over Bent Creek in Woodward County, Oklahoma. It was built in 1989, so it is 36 years old, younger 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 15% of them trucks, projected to reach 160 by 2042. The structure is 123 ft (37.5 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries7760C
CrossesBent Creek
Location1. E 3.8 S of Mutual
RouteCounty Highway 7760C
Coordinates36.17725, -99.15133
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length123 ft (37.5 m)
Longest span41 ft (12.5 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$568,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 7760C over Bent Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is 7760C over Bent 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 7760C over Bent Creek carry?

About 100 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 7760C over Bent Creek?

The structure is 123 ft (37.5 m) long with a longest span of 41 ft (12.5 m) and a deck 28 ft wide.

Who owns 7760C over Bent Creek?

It is owned by the County Highway Agency.