Courtney Rd. over I-40 WB under

Good

Canadian County, Oklahoma · 12.2 Mi. E. Caddo CO · Structure no. 153180000000000

Built: 1961; 64 years old
Condition: Good; inspected November 2024
Type: Slab; Concrete Continuous
Length: 110 ft; 3 main spans
Daily traffic: 200; 2022 count
Owner: State; State Highway Agency

About this bridge

Courtney Rd. over I-40 WB under is a concrete continuous slab carrying Courtney Rd. over I-40 WB under in Canadian 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.

It carries about 200 vehicles a day, roughly 15% of them trucks, projected to reach 320 by 2042. The structure is 110 ft (33.5 m) long and 29 ft wide.

Location

Open in Google Maps

CarriesCourtney Rd.

CrossesI-40 WB under

Location12.2 Mi. E. Caddo CO

RouteCounty Highway N2750

CountyCanadian County

StateOklahoma

Coordinates35.52967, -98.09647

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.

Component	Rating	Meaning
Deck	7 Good	Some minor problems.
Superstructure	7 Good	Some minor problems.
Substructure	7 Good	Some minor problems.

Last inspectionNovember 2024

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourBridge not over waterway

Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is

Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is

Approach roadway alignment6: Equal to present minimum criteria

Operating rating40 US tons

Inventory rating18.6 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadH 15

Structure length110 ft (33.5 m)

Longest span44 ft (13.4 m)

Deck width29 ft (8.8 m)

Roadway width24 ft (7.3 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)

Projected traffic320 by 2042

Trucks15%

Lanes on structure2

Traffic directionTwo-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 Courtney Rd. over I-40 WB under built?

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

What condition is Courtney Rd. over I-40 WB 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 November 2024.

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

About 200 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is Courtney Rd. over I-40 WB under?

The structure is 110 ft (33.5 m) long with a longest span of 44 ft (13.4 m) and a deck 29 ft wide.

Who owns Courtney Rd. over I-40 WB under?

It is owned by the State Highway Agency.