US Bridges

I-35 SB over I-44 W-N under

Fair

Oklahoma County, Oklahoma · 5 MI N of E JCT W/I40 · Structure no. 213430000000000

Built
1986
39 years old
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
287 ft
3 main spans
Daily traffic
72,100
2022 count
Owner
State
State Highway Agency

About this bridge

I-35 SB over I-44 W-N under is a prestressed concrete continuous box beam or girders - multiple carrying I-35 SB over I-44 W-N under in Oklahoma County, Oklahoma. It was built in 1986, so it is 39 years old, younger 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 72,100 vehicles a day, roughly 12% of them trucks, projected to reach 115,360 by 2042. The structure is 287 ft (87.5 m) long and 41 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesI-35 SB
CrossesI-44 W-N under
Location5 MI N of E JCT W/I40
RouteInterstate 35
CountyOklahoma County
StateOklahoma
Coordinates35.53938, -97.46092
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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length287 ft (87.5 m)
Longest span110 ft (33.5 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic72,100 (2022)
Projected traffic115,360 by 2042
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo
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$7.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-35 SB over I-44 W-N under built?

It was built in 1986, making it 39 years old in 2025.

What condition is I-35 SB over I-44 W-N 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 June 2024.

How much traffic does I-35 SB over I-44 W-N under carry?

About 72,100 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is I-35 SB over I-44 W-N under?

The structure is 287 ft (87.5 m) long with a longest span of 110 ft (33.5 m) and a deck 41 ft wide.

Who owns I-35 SB over I-44 W-N under?

It is owned by the State Highway Agency.