US Bridges

I-40 over Coal Creek

Fair

Okmulgee County, Oklahoma · 3.52 E Okfuskee C/L · Structure no. 156200000000000

Built
1963
62 years old
Condition
Fair
inspected January 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
16,000
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 over Coal Creek is a concrete culvert carrying I-40 over Coal Creek in Okmulgee County, Oklahoma. It was built in 1963, so it is 62 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 5 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 16,000 vehicles a day, roughly 36% of them trucks, projected to reach 25,600 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 36 mi (58 km).

Location

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CarriesI-40
CrossesCoal Creek
Location3.52 E Okfuskee C/L
RouteInterstate 40
CountyOkmulgee County
StateOklahoma
Coordinates35.43203, -96.02582
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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2023
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating100 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,000 (2022)
Projected traffic25,600 by 2042
Trucks36%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed36 mi (58 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$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-40 over Coal Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is I-40 over Coal 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 January 2023.

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

About 16,000 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is I-40 over Coal Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns I-40 over Coal Creek?

It is owned by the State Highway Agency.