US Bridges

I-40 over Bear Creek

Fair

Custer County, Oklahoma · 3.7 MI E JCT I-40 Bus · Structure no. 150270000000000

Built
1960
65 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
65 ft
4 main spans
Daily traffic
23,000
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 over Bear Creek is a concrete culvert carrying I-40 over Bear Creek in Custer County, Oklahoma. It was built in 1960, so it is 65 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 23,000 vehicles a day, roughly 36% of them trucks, projected to reach 36,800 by 2042. The structure is 65 ft (19.8 m) long. If it were closed, the detour would be 29.8 mi (48 km).

CarriesI-40
CrossesBear Creek
Location3.7 MI E JCT I-40 Bus
RouteInterstate 40
Coordinates35.51701, -98.84606
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating41.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length65 ft (19.8 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,000 (2022)
Projected traffic36,800 by 2042
Trucks36%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-40 over Bear Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is I-40 over Bear Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does I-40 over Bear Creek carry?

About 23,000 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is I-40 over Bear Creek?

The structure is 65 ft (19.8 m) long with a longest span of 15 ft (4.6 m).

Who owns I-40 over Bear Creek?

It is owned by the State Highway Agency.