US Bridges

S.H. 7 over Oil Branch Creek

Fair

Carter County, Oklahoma · 10.0 MI E Stephens C/L · Structure no. 230260000000000

Built
1992
33 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
1,900
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 7 over Oil Branch Creek is a prestressed concrete stringer/multi-beam or girder carrying S.H. 7 over Oil Branch Creek in Carter County, Oklahoma. It was built in 1992, so it is 33 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 1,900 vehicles a day, roughly 25% of them trucks, projected to reach 3,040 by 2042. The structure is 100 ft (30.5 m) long and 42 ft wide. If it were closed, the detour would be 41 mi (66 km).

Location

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CarriesS.H. 7
CrossesOil Branch Creek
Location10.0 MI E Stephens C/L
RouteState Highway 7
CountyCarter County
StateOklahoma
Coordinates34.49232, -97.40784
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 protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97 US tons
Inventory rating51 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span100 ft (30.5 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2022)
Projected traffic3,040 by 2042
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed41 mi (66 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 7 over Oil Branch Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is S.H. 7 over Oil Branch 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 October 2024.

How much traffic does S.H. 7 over Oil Branch Creek carry?

About 1,900 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is S.H. 7 over Oil Branch Creek?

The structure is 100 ft (30.5 m) long with a longest span of 100 ft (30.5 m) and a deck 42 ft wide.

Who owns S.H. 7 over Oil Branch Creek?

It is owned by the State Highway Agency.