US Bridges

N2990 over Wild Horse Creek Oflow

Good

Stephens County, Oklahoma · .4 N of Velma · Structure no. 297150000000000

Built
2011
14 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
344
2022 count
Owner
County
County Highway Agency

About this bridge

N2990 over Wild Horse Creek Oflow is a concrete culvert carrying N2990 over Wild Horse Creek Oflow in Stephens County, Oklahoma. It was built in 2011, so it is 14 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 344 vehicles a day, roughly 10% of them trucks, projected to reach 550 by 2042. The structure is 32 ft (9.8 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesN2990
CrossesWild Horse Creek Oflow
Location.4 N of Velma
RouteCounty Highway N2990
Coordinates34.46889, -97.66694
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110 US tons
Inventory rating65.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic344 (2022)
Projected traffic550 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2990 over Wild Horse Creek Oflow built?

It was built in 2011, making it 14 years old in 2025.

What condition is N2990 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 N2990 over Wild Horse Creek Oflow carry?

About 344 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N2990 over Wild Horse Creek Oflow?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m) and a deck 40 ft wide.

Who owns N2990 over Wild Horse Creek Oflow?

It is owned by the County Highway Agency.