US Bridges

N2960 over Creek

Good

Grant County, Oklahoma · .1E 12N of Medford · Structure no. 116320000000000

Built
1950
75 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
31
2022 count
Owner
County
County Highway Agency

About this bridge

N2960 over Creek is a concrete culvert carrying N2960 over Creek in Grant County, Oklahoma. It was built in 1950, so it is 75 years old, older 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 31 vehicles a day, roughly 15% of them trucks, projected to reach 50 by 2042. The structure is 32 ft (9.8 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN2960
CrossesCreek
Location.1E 12N of Medford
RouteCounty Highway N2960
Coordinates36.98203, -97.73251
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 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 width25 ft (7.6 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31 (2022)
Projected traffic50 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2960 over Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is N2960 over Creek 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 March 2023.

How much traffic does N2960 over Creek carry?

About 31 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N2960 over Creek?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m) and a deck 25 ft wide.

Who owns N2960 over Creek?

It is owned by the County Highway Agency.