US Bridges

I-40 over BNSF R.R. under

Fair

Pottawatomie County, Oklahoma · 12.9 MI E Ok C/L · Structure no. 157640000000000

Built
1963
62 years old, rebuilt 1985
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
136 ft
3 main spans
Daily traffic
10,850
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 over BNSF R.R. under is a steel stringer/multi-beam or girder carrying I-40 over BNSF R.R. under in Pottawatomie County, Oklahoma. It was built in 1963 and reconstructed in 1985, 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 10,850 vehicles a day, roughly 12% of them trucks, projected to reach 17,360 by 2042. The structure is 136 ft (41.5 m) long and 46 ft wide.

Location

Open in Google Maps
CarriesI-40
CrossesBNSF R.R. under
Location12.9 MI E Ok C/L
RouteInterstate 40
CountyPottawatomie County
StateOklahoma
Coordinates35.38405, -96.91642
Functional classUrban 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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating31.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length136 ft (41.5 m)
Longest span45 ft (13.7 m)
Deck width46 ft (14 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,850 (2022)
Projected traffic17,360 by 2042
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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$3.4 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-40 over BNSF R.R. under built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1985.

What condition is I-40 over BNSF 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 May 2023.

How much traffic does I-40 over BNSF R.R. under carry?

About 10,850 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is I-40 over BNSF R.R. under?

The structure is 136 ft (41.5 m) long with a longest span of 45 ft (13.7 m) and a deck 46 ft wide.

Who owns I-40 over BNSF R.R. under?

It is owned by the State Highway Agency.