I-40 WB over Co. Rd. under

Good

Caddo County, Oklahoma · 2.0 MI E JCT S.H. 58 · Structure no. 150630000000000

Built: 1960; 65 years old
Condition: Good; inspected September 2024
Type: Slab; Concrete Continuous
Length: 102 ft; 3 main spans
Daily traffic: 9,600; 2022 count
Owner: State; State Highway Agency

About this bridge

I-40 WB over Co. Rd. under is a concrete continuous slab carrying I-40 WB over Co. Rd. under in Caddo County, Oklahoma. It was built in 1960, so it is 65 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 9,600 vehicles a day, roughly 43% of them trucks, projected to reach 15,360 by 2042. The structure is 102 ft (31.1 m) long and 43 ft wide.

Location

Open in Google Maps

CarriesI-40 WB

CrossesCo. Rd. under

Location2.0 MI E JCT S.H. 58

RouteInterstate 40

CountyCaddo County

StateOklahoma

Coordinates35.53199, -98.53566

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.

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

Last inspectionSeptember 2024

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourBridge not over waterway

Structural evaluation7: Better than present minimum criteria

Deck geometry6: Equal to present minimum criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating86 US tons

Inventory rating51 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 (11.6 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,600 (2022)

Projected traffic15,360 by 2042

Trucks43%

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$2.5 million

NavigationNot applicable (no waterway)

Frequently asked questions

When was I-40 WB over Co. Rd. under built?

It was built in 1960, making it 65 years old in 2025.

What condition is I-40 WB over Co. Rd. 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 September 2024.

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

About 9,600 vehicles per day (2022 count), of which roughly 43% are trucks.

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

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-40 WB over Co. Rd. under?

It is owned by the State Highway Agency.