US Bridges

I-44 NB over SW 44th St. under

Fair

Oklahoma County, Oklahoma · 1.7 MI N I-240 · Structure no. 187350000000000

Built
1974
51 years old, rebuilt 1998
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
156 ft
3 main spans
Daily traffic
55,650
2022 count
Owner
State
State Highway Agency

About this bridge

I-44 NB over SW 44th St. under is a steel continuous stringer/multi-beam or girder carrying I-44 NB over SW 44th St. under in Oklahoma County, Oklahoma. It was built in 1974 and reconstructed in 1998, so it is 51 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 55,650 vehicles a day, roughly 12% of them trucks, projected to reach 89,040 by 2042. The structure is 156 ft (47.4 m) long and 75 ft wide.

Location

Open in Google Maps
CarriesI-44 NB
CrossesSW 44th St. under
Location1.7 MI N I-240
RouteInterstate 44
CountyOklahoma County
StateOklahoma
Coordinates35.42055, -97.57867
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length156 ft (47.4 m)
Longest span71 ft (21.7 m)
Deck width75 ft (23 m)
Roadway width69 ft (21.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,650 (2022)
Projected traffic89,040 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$3.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-44 NB over SW 44th St. under built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 1998.

What condition is I-44 NB over SW 44th St. 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-44 NB over SW 44th St. under carry?

About 55,650 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is I-44 NB over SW 44th St. under?

The structure is 156 ft (47.4 m) long with a longest span of 71 ft (21.7 m) and a deck 75 ft wide.

Who owns I-44 NB over SW 44th St. under?

It is owned by the State Highway Agency.