US Bridges

6984C over Wild Horse Creek

Fair

Stephens County, Oklahoma · 6.0 N 1.0 E Harrisburg · Structure no. 199710000000000

Built
1981
44 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Prestressed Concrete
Length
140 ft
3 main spans
Daily traffic
150
2022 count
Owner
County
County Highway Agency

About this bridge

6984C over Wild Horse Creek is a prestressed concrete tee beam carrying 6984C over Wild Horse Creek in Stephens County, Oklahoma. It was built in 1981, so it is 44 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 150 vehicles a day, roughly 15% of them trucks, projected to reach 240 by 2042. The structure is 140 ft (42.7 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries6984C
CrossesWild Horse Creek
Location6.0 N 1.0 E Harrisburg
RouteCounty Highway 6927
Coordinates34.52312, -97.77392
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 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 evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating24.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length140 ft (42.7 m)
Longest span70 ft (21.3 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic240 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$648,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 6984C over Wild Horse Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is 6984C over Wild Horse 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 6984C over Wild Horse Creek carry?

About 150 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 6984C over Wild Horse Creek?

The structure is 140 ft (42.7 m) long with a longest span of 70 ft (21.3 m) and a deck 28 ft wide.

Who owns 6984C over Wild Horse Creek?

It is owned by the County Highway Agency.