US Bridges

N2560 over Eagle Chief Creek

Good

Major County, Oklahoma · 1.5N of Cleo Springs · Structure no. 316010000000000

Built
2017
8 years old
Condition
Good
inspected March 2023
Type
Girder and Floorbeam System
Prestressed Concrete
Length
170 ft
3 main spans
Daily traffic
130
2022 count
Owner
County
County Highway Agency

About this bridge

N2560 over Eagle Chief Creek is a prestressed concrete girder and floorbeam system carrying N2560 over Eagle Chief Creek in Major County, Oklahoma. It was built in 2017, so it is 8 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 130 vehicles a day, roughly 15% of them trucks, projected to reach 208 by 2042. The structure is 170 ft (51.8 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN2560
CrossesEagle Chief Creek
Location1.5N of Cleo Springs
RouteCounty Highway N2560
Coordinates36.42929, -98.44446
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
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 rating58 US tons
Inventory rating35.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length170 ft (51.8 m)
Longest span70 ft (21.3 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2022)
Projected traffic208 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N2560 over Eagle Chief Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is N2560 over Eagle Chief 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 N2560 over Eagle Chief Creek carry?

About 130 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N2560 over Eagle Chief Creek?

The structure is 170 ft (51.8 m) long with a longest span of 70 ft (21.3 m) and a deck 28 ft wide.

Who owns N2560 over Eagle Chief Creek?

It is owned by the County Highway Agency.