US Bridges

Turtle Creek Rd. over I-40 under

Good

Custer County, Oklahoma · 2.5 MI E JCT U.S. 183 · Structure no. 175240000000000

Built
1969
56 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
188 ft
2 main spans
Daily traffic
150
2022 count
Owner
State
State Highway Agency

About this bridge

Turtle Creek Rd. over I-40 under is a steel continuous stringer/multi-beam or girder carrying Turtle Creek Rd. over I-40 under in Custer County, Oklahoma. It was built in 1969, so it is 56 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 150 vehicles a day, roughly 18% of them trucks, projected to reach 240 by 2042. The structure is 188 ft (57.3 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTurtle Creek Rd.
CrossesI-40 under
Location2.5 MI E JCT U.S. 183
RouteCounty Highway N2298
Coordinates35.51139, -98.92361
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46 US tons
Inventory rating27 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length188 ft (57.3 m)
Longest span96 ft (29.3 m)
Deck width29 ft (8.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic240 by 2042
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$2.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Turtle Creek Rd. over I-40 under built?

It was built in 1969, making it 56 years old in 2025.

What condition is Turtle Creek Rd. over I-40 under 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 September 2024.

How much traffic does Turtle Creek Rd. over I-40 under carry?

About 150 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is Turtle Creek Rd. over I-40 under?

The structure is 188 ft (57.3 m) long with a longest span of 96 ft (29.3 m) and a deck 29 ft wide.

Who owns Turtle Creek Rd. over I-40 under?

It is owned by the State Highway Agency.