US Bridges

Bois D Arc Ave. over S.H. 7 (duncan Bypas Und

Fair

Stephens County, Oklahoma · 1.8W JCT U.S. 81 · Structure no. 280320000000000

Built
2010
15 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
258 ft
4 main spans
Daily traffic
500
2022 count
Owner
State
State Highway Agency

About this bridge

Bois D Arc Ave. over S.H. 7 (duncan Bypas Und is a steel stringer/multi-beam or girder carrying Bois D Arc Ave. over S.H. 7 (duncan Bypas Und in Stephens County, Oklahoma. It was built in 2010, so it is 15 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 500 vehicles a day, roughly 5% of them trucks, projected to reach 800 by 2042. The structure is 258 ft (78.6 m) long and 77 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesBois D Arc Ave.
CrossesS.H. 7 (duncan Bypas Und
Location1.8W JCT U.S. 81
RouteCity Street 7
CountyStephens County
StateOklahoma
Coordinates34.49245, -97.99531
Functional classUrban 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.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length258 ft (78.6 m)
Longest span90 ft (27.4 m)
Deck width77 ft (23.4 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2022)
Projected traffic800 by 2042
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$2.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bois D Arc Ave. over S.H. 7 (duncan Bypas Und built?

It was built in 2010, making it 15 years old in 2025.

What condition is Bois D Arc Ave. over S.H. 7 (duncan Bypas Und 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 Bois D Arc Ave. over S.H. 7 (duncan Bypas Und carry?

About 500 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Bois D Arc Ave. over S.H. 7 (duncan Bypas Und?

The structure is 258 ft (78.6 m) long with a longest span of 90 ft (27.4 m) and a deck 77 ft wide.

Who owns Bois D Arc Ave. over S.H. 7 (duncan Bypas Und?

It is owned by the State Highway Agency.