US Bridges

N2680 over Salt Creek

Good

Blaine County, Oklahoma · 3.6S 5.E of Okeene · Structure no. 238970000000000

Built
1992
33 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
129 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

N2680 over Salt Creek is a concrete stringer/multi-beam or girder carrying N2680 over Salt Creek in Blaine County, Oklahoma. It was built in 1992, so it is 33 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 129 ft (39.3 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesN2680
CrossesSalt Creek
Location3.6S 5.E of Okeene
RouteCounty Highway N2680
Coordinates36.06452, -98.22803
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length129 ft (39.3 m)
Longest span43 ft (13.1 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$582,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2680 over Salt Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is N2680 over Salt 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 May 2023.

How much traffic does N2680 over Salt Creek carry?

About 100 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N2680 over Salt Creek?

The structure is 129 ft (39.3 m) long with a longest span of 43 ft (13.1 m) and a deck 28 ft wide.

Who owns N2680 over Salt Creek?

It is owned by the County Highway Agency.