US Bridges

N3040 over Wild Horse Creek Oflow

Good

Stephens County, Oklahoma · 1W 2N SH7 · Structure no. 268250000000000

Built
2003
22 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
108 ft
1 main span
Daily traffic
350
2022 count
Owner
County
County Highway Agency

About this bridge

N3040 over Wild Horse Creek Oflow is a prestressed concrete stringer/multi-beam or girder carrying N3040 over Wild Horse Creek Oflow in Stephens County, Oklahoma. It was built in 2003, so it is 22 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 350 vehicles a day, roughly 15% of them trucks, projected to reach 560 by 2042. The structure is 108 ft (32.8 m) long and 29 ft wide.

CarriesN3040
CrossesWild Horse Creek Oflow
Location1W 2N SH7
RouteCounty Highway 6980C
Coordinates34.46655, -97.57996
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating91.1 US tons
Inventory rating40.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length108 ft (32.8 m)
Longest span105 ft (32 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2022)
Projected traffic560 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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$971,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N3040 over Wild Horse Creek Oflow built?

It was built in 2003, making it 22 years old in 2025.

What condition is N3040 over Wild Horse Creek Oflow in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does N3040 over Wild Horse Creek Oflow carry?

About 350 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N3040 over Wild Horse Creek Oflow?

The structure is 108 ft (32.8 m) long with a longest span of 105 ft (32 m) and a deck 29 ft wide.

Who owns N3040 over Wild Horse Creek Oflow?

It is owned by the County Highway Agency.