US Bridges

Co. Rd. over I-40 under

GoodPosted for load

Pottawatomie County, Oklahoma · 4 MI E Ok C/L · Structure no. 153110000000000

Built
1961
64 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete Continuous
Length
104 ft
3 main spans
Daily traffic
500
2022 count
Owner
State
State Highway Agency

About this bridge

Co. Rd. over I-40 under is a concrete continuous slab carrying Co. Rd. over I-40 under in Pottawatomie County, Oklahoma. It was built in 1961, so it is 64 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. Its operating status is: posted for load restriction.

It carries about 500 vehicles a day, roughly 15% of them trucks, projected to reach 800 by 2042. The structure is 104 ft (31.7 m) long and 23 ft wide.

Location

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CarriesCo. Rd.
CrossesI-40 under
Location4 MI E Ok C/L
RouteCity Street N3330
CountyPottawatomie County
StateOklahoma
Coordinates35.38231, -97.07164
Functional classRural Major Collector

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.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment6: Equal to present minimum criteria
Operating rating26 US tons
Inventory rating15 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length104 ft (31.7 m)
Longest span42 ft (12.8 m)
Deck width23 ft (7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2022)
Projected traffic800 by 2042
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

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 Co. Rd. over I-40 under built?

It was built in 1961, making it 64 years old in 2025.

What condition is Co. Rd. over I-40 under 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 April 2023.

How much traffic does Co. Rd. over I-40 under carry?

About 500 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is Co. Rd. over I-40 under?

The structure is 104 ft (31.7 m) long with a longest span of 42 ft (12.8 m) and a deck 23 ft wide.

Who owns Co. Rd. over I-40 under?

It is owned by the State Highway Agency.