US Bridges

I-40 EB over N. Canadian River

Fair

Pottawatomie County, Oklahoma · 2.8 MI E JCT SH 18 · Structure no. 158650000000000

Built
1963
62 years old, rebuilt 1997
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
904 ft
8 main spans
Daily traffic
9,450
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 EB over N. Canadian River is a prestressed concrete stringer/multi-beam or girder carrying I-40 EB over N. Canadian River in Pottawatomie County, Oklahoma. It was built in 1963 and reconstructed in 1997, 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 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 9,450 vehicles a day, roughly 36% of them trucks, projected to reach 15,120 by 2042. The structure is 904 ft (275.5 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesI-40 EB
CrossesN. Canadian River
Location2.8 MI E JCT SH 18
RouteInterstate 40
CountyPottawatomie County
StateOklahoma
Coordinates35.38904, -96.86196
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating75 US tons
Inventory rating43.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans8 (+2 approach)
Design loadHS 20
Structure length904 ft (275.5 m)
Longest span100 ft (30.5 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,450 (2022)
Projected traffic15,120 by 2042
Trucks36%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-40 EB over N. Canadian River built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1997.

What condition is I-40 EB over N. Canadian River 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 March 2024.

How much traffic does I-40 EB over N. Canadian River carry?

About 9,450 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is I-40 EB over N. Canadian River?

The structure is 904 ft (275.5 m) long with a longest span of 100 ft (30.5 m) and a deck 40 ft wide.

Who owns I-40 EB over N. Canadian River?

It is owned by the State Highway Agency.