US Bridges

I-35 over Salt Fk Ark Rvr Oflow

Good

Kay County, Oklahoma · 5.2 MI N Noble C/L · Structure no. 187380000000000

Built
1975
50 years old
Condition
Good
inspected November 2023
Type
Slab
Concrete
Length
150 ft
6 main spans
Daily traffic
8,750
2022 count
Owner
State
State Highway Agency

About this bridge

I-35 over Salt Fk Ark Rvr Oflow is a concrete slab carrying I-35 over Salt Fk Ark Rvr Oflow in Kay County, Oklahoma. It was built in 1975, so it is 50 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,750 vehicles a day, roughly 36% of them trucks, projected to reach 14,000 by 2042. The structure is 150 ft (45.7 m) long and 44 ft wide.

CarriesI-35
CrossesSalt Fk Ark Rvr Oflow
Location5.2 MI N Noble C/L
RouteInterstate 35
Coordinates36.66901, -97.34602
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87 US tons
Inventory rating52 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span25 ft (7.6 m)
Deck width44 ft (13.3 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,750 (2022)
Projected traffic14,000 by 2042
Trucks36%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
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$1.8 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-35 over Salt Fk Ark Rvr Oflow built?

It was built in 1975, making it 50 years old in 2025.

What condition is I-35 over Salt Fk Ark Rvr Oflow in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does I-35 over Salt Fk Ark Rvr Oflow carry?

About 8,750 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is I-35 over Salt Fk Ark Rvr Oflow?

The structure is 150 ft (45.7 m) long with a longest span of 25 ft (7.6 m) and a deck 44 ft wide.

Who owns I-35 over Salt Fk Ark Rvr Oflow?

It is owned by the State Highway Agency.