US Bridges

N2570 over Creek

Good

Alfalfa County, Oklahoma · 1W 1.7S of Yewed · Structure no. 330680000000000

Built
2022
3 years old
Condition
Good
inspected July 2024
Type
Culvert
Steel
Length
23 ft
2 main spans
Daily traffic
25
2022 count
Owner
County
County Highway Agency

About this bridge

N2570 over Creek is a steel culvert carrying N2570 over Creek in Alfalfa County, Oklahoma. It was built in 2022, so it is 3 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 40 by 2042. The structure is 23 ft (7 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN2570
CrossesCreek
Location1W 1.7S of Yewed
RouteCounty Highway N2570
Coordinates36.65639, -98.43254
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
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 2024
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 20
Structure length23 ft (7 m)
Longest span10 ft (2.9 m)
Deck width30 ft (9.1 m)
Roadway width23 ft (7 m)
Vertical clearance over deck0 ft (0 m)

Traffic and service

Average daily traffic25 (2022)
Projected traffic40 by 2042
Trucks10%
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was N2570 over Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is N2570 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 July 2024.

How much traffic does N2570 over Creek carry?

About 25 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N2570 over Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (2.9 m) and a deck 30 ft wide.

Who owns N2570 over Creek?

It is owned by the County Highway Agency.