US Bridges

I-44 Ramp over Tsu R.R. under

Fair

Tulsa County, Oklahoma · .5 MI E JCT US 75 · Structure no. 157690000000000

Built
1963
62 years old, rebuilt 1983
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
149 ft
3 main spans
Daily traffic
37,500
2022 count
Owner
State
State Highway Agency

About this bridge

I-44 Ramp over Tsu R.R. under is a concrete continuous slab carrying I-44 Ramp over Tsu R.R. under in Tulsa County, Oklahoma. It was built in 1963 and reconstructed in 1983, 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 37,500 vehicles a day, roughly 12% of them trucks, projected to reach 60,000 by 2042. The structure is 149 ft (45.4 m) long and 25 ft wide.

Location

Open in Google Maps
CarriesI-44 Ramp
CrossesTsu R.R. under
Location.5 MI E JCT US 75
RouteInterstate 44
CountyTulsa County
StateOklahoma
Coordinates36.08962, -95.9955
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.4 US tons
Inventory rating31.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHS 20
Structure length149 ft (45.4 m)
Longest span40 ft (12.2 m)
Deck width25 ft (7.6 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,500 (2022)
Projected traffic60,000 by 2042
Trucks12%
Lanes on structure1
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$1.9 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-44 Ramp over Tsu R.R. under built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1983.

What condition is I-44 Ramp over Tsu 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 September 2024.

How much traffic does I-44 Ramp over Tsu R.R. under carry?

About 37,500 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is I-44 Ramp over Tsu R.R. under?

The structure is 149 ft (45.4 m) long with a longest span of 40 ft (12.2 m) and a deck 25 ft wide.

Who owns I-44 Ramp over Tsu R.R. under?

It is owned by the State Highway Agency.