US Bridges

I-40 WB over FAU 9420 (se 29) under

Fair

Oklahoma County, Oklahoma · 4.1 MI E of JCT I35 · Structure no. 155650000000000

Built
1962
63 years old, rebuilt 1984
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
257 ft
4 main spans
Daily traffic
31,400
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 WB over FAU 9420 (se 29) under is a steel stringer/multi-beam or girder carrying I-40 WB over FAU 9420 (se 29) under in Oklahoma County, Oklahoma. It was built in 1962 and reconstructed in 1984, so it is 63 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 31,400 vehicles a day, roughly 12% of them trucks, projected to reach 50,240 by 2042. The structure is 257 ft (78.4 m) long and 68 ft wide.

Location

Open in Google Maps
CarriesI-40 WB
CrossesFAU 9420 (se 29) under
Location4.1 MI E of JCT I35
RouteInterstate 40
CountyOklahoma County
StateOklahoma
Coordinates35.43547, -97.41035
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.5 US tons
Inventory rating33.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length257 ft (78.4 m)
Longest span82 ft (25 m)
Deck width68 ft (20.6 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,400 (2022)
Projected traffic50,240 by 2042
Trucks12%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-40 WB over FAU 9420 (se 29) under built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1984.

What condition is I-40 WB over FAU 9420 (se 29) 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 October 2024.

How much traffic does I-40 WB over FAU 9420 (se 29) under carry?

About 31,400 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is I-40 WB over FAU 9420 (se 29) under?

The structure is 257 ft (78.4 m) long with a longest span of 82 ft (25 m) and a deck 68 ft wide.

Who owns I-40 WB over FAU 9420 (se 29) under?

It is owned by the State Highway Agency.