US Bridges

I-35 over Salt Fk Ark Rvr Oflow

Good

Kay County, Oklahoma · 4.8 MI N Noble C/L · Structure no. 142890000000000

Built
1959
66 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
17,500
2022 count
Owner
State
State Highway Agency

About this bridge

I-35 over Salt Fk Ark Rvr Oflow is a concrete culvert carrying I-35 over Salt Fk Ark Rvr Oflow in Kay County, Oklahoma. It was built in 1959, 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 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 17,500 vehicles a day, roughly 36% of them trucks, projected to reach 28,000 by 2042. The structure is 32 ft (9.7 m) long. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesI-35
CrossesSalt Fk Ark Rvr Oflow
Location4.8 MI N Noble C/L
RouteInterstate 35
CountyKay County
StateOklahoma
Coordinates36.664, -97.34563
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.9 US tons
Inventory rating33 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length32 ft (9.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,500 (2022)
Projected traffic28,000 by 2042
Trucks36%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed18 mi (29 km)
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$644,000
NavigationNo navigation control on waterway

Frequently asked questions

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

It was built in 1959, making it 66 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 17,500 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 32 ft (9.7 m) long with a longest span of 10 ft (3 m).

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

It is owned by the State Highway Agency.