US Bridges

I-40 WB over River/ U.P. R.R. under

Fair

Pottawatomie County, Oklahoma · 6.4 MI E Ok C/L · Structure no. 153860000000000

Built
1961
64 years old, rebuilt 1988
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
665 ft
4 main spans
Daily traffic
17,150
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 WB over River/ U.P. R.R. under is a steel continuous stringer/multi-beam or girder carrying I-40 WB over River/ U.P. R.R. under in Pottawatomie County, Oklahoma. It was built in 1961 and reconstructed in 1988, so it is 64 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 17,150 vehicles a day, roughly 36% of them trucks, projected to reach 27,440 by 2042. The structure is 665 ft (202.7 m) long and 40 ft wide.

CarriesI-40 WB
CrossesRiver/ U.P. R.R. under
Location6.4 MI E Ok C/L
RouteInterstate 40
Coordinates35.37879, -97.03068
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.6 US tons
Inventory rating38.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4 (+4 approach)
Design loadHS 20
Structure length665 ft (202.7 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 traffic17,150 (2022)
Projected traffic27,440 by 2042
Trucks36%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
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$4.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-40 WB over River/ U.P. R.R. under built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1988.

What condition is I-40 WB over River/ U.P. R.R. under 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 WB over River/ U.P. R.R. under carry?

About 17,150 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is I-40 WB over River/ U.P. R.R. under?

The structure is 665 ft (202.7 m) long with a longest span of 100 ft (30.5 m) and a deck 40 ft wide.

Who owns I-40 WB over River/ U.P. R.R. under?

It is owned by the State Highway Agency.