US Bridges

I-35 N.B. over FAS 6026 (mulhall RD Und

Fair

Payne County, Oklahoma · 4.0 MI S JCT SH 51 · Structure no. 143680000000000

Built
1959
66 years old, rebuilt 2006
Condition
Fair
inspected January 2024
Type
Slab
Concrete Continuous
Length
102 ft
3 main spans
Daily traffic
10,150
2022 count
Owner
State
State Highway Agency

About this bridge

I-35 N.B. over FAS 6026 (mulhall RD Und is a concrete continuous slab carrying I-35 N.B. over FAS 6026 (mulhall RD Und in Payne County, Oklahoma. It was built in 1959 and reconstructed in 2006, so it is 66 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 10,150 vehicles a day, roughly 36% of them trucks, projected to reach 16,240 by 2042. The structure is 102 ft (31.1 m) long and 43 ft wide.

Location

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CarriesI-35 N.B.
CrossesFAS 6026 (mulhall RD Und
Location4.0 MI S JCT SH 51
RouteInterstate 35
CountyPayne County
StateOklahoma
Coordinates36.05768, -97.34617
Functional classRural 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 inspectionJanuary 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 rating55.3 US tons
Inventory rating33.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length102 ft (31.1 m)
Longest span40 ft (12.2 m)
Deck width43 ft (13.1 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,150 (2022)
Projected traffic16,240 by 2042
Trucks36%
Lanes on structure2
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$1.4 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-35 N.B. over FAS 6026 (mulhall RD Und built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2006.

What condition is I-35 N.B. over FAS 6026 (mulhall RD Und 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 January 2024.

How much traffic does I-35 N.B. over FAS 6026 (mulhall RD Und carry?

About 10,150 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is I-35 N.B. over FAS 6026 (mulhall RD Und?

The structure is 102 ft (31.1 m) long with a longest span of 40 ft (12.2 m) and a deck 43 ft wide.

Who owns I-35 N.B. over FAS 6026 (mulhall RD Und?

It is owned by the State Highway Agency.