US Bridges

U.S. 81 over Co. Rd. under

Fair

Stephens County, Oklahoma · 2.3 MI N JCT SH-53 · Structure no. 192130000000000

Built
1976
49 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
105 ft
3 main spans
Daily traffic
6,000
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 81 over Co. Rd. under is a concrete continuous slab carrying U.S. 81 over Co. Rd. under in Stephens County, Oklahoma. It was built in 1976, so it is 49 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 6,000 vehicles a day, roughly 25% of them trucks, projected to reach 9,600 by 2042. The structure is 105 ft (32 m) long and 50 ft wide. If it were closed, the detour would be 36 mi (58 km).

CarriesU.S. 81
CrossesCo. Rd. under
Location2.3 MI N JCT SH-53
RouteU.S. Route 81
Coordinates34.40527, -97.97402
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating31.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length105 ft (32 m)
Longest span40 ft (12.2 m)
Deck width50 ft (15.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2022)
Projected traffic9,600 by 2042
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed36 mi (58 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$2.4 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was U.S. 81 over Co. Rd. under built?

It was built in 1976, making it 49 years old in 2025.

What condition is U.S. 81 over Co. Rd. under 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 U.S. 81 over Co. Rd. under carry?

About 6,000 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is U.S. 81 over Co. Rd. under?

The structure is 105 ft (32 m) long with a longest span of 40 ft (12.2 m) and a deck 50 ft wide.

Who owns U.S. 81 over Co. Rd. under?

It is owned by the State Highway Agency.