US Bridges

N2570 over Creek

Good

Comanche County, Oklahoma · 3.1S 1W Jct. US277 / US62 · Structure no. 266850000000000

Built
2001
24 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
77 ft
1 main span
Daily traffic
200
2022 count
Owner
County
County Highway Agency

About this bridge

N2570 over Creek is a prestressed concrete stringer/multi-beam or girder carrying N2570 over Creek in Comanche County, Oklahoma. It was built in 2001, so it is 24 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 200 vehicles a day, roughly 10% of them trucks, projected to reach 320 by 2042. The structure is 77 ft (23.5 m) long and 34 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesN2570
CrossesCreek
Location3.1S 1W Jct. US277 / US62
RouteCounty Highway N2570
Coordinates34.73796, -98.40487
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length77 ft (23.5 m)
Longest span75 ft (22.9 m)
Deck width34 ft (10.5 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic320 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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$442,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2570 over Creek built?

It was built in 2001, making it 24 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 August 2023.

How much traffic does N2570 over Creek carry?

About 200 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N2570 over Creek?

The structure is 77 ft (23.5 m) long with a longest span of 75 ft (22.9 m) and a deck 34 ft wide.

Who owns N2570 over Creek?

It is owned by the County Highway Agency.