US Bridges

I-40 WB over Stafford Rd. under

Good

Custer County, Oklahoma · 1.8 MI NE Washita C/L · Structure no. 164650000000000

Built
1965
60 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete Continuous
Length
101 ft
3 main spans
Daily traffic
9,400
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 WB over Stafford Rd. under is a concrete continuous slab carrying I-40 WB over Stafford Rd. under in Custer County, Oklahoma. It was built in 1965, so it is 60 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 9,400 vehicles a day, roughly 36% of them trucks, projected to reach 15,040 by 2042. The structure is 101 ft (30.8 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesI-40 WB
CrossesStafford Rd. under
Location1.8 MI NE Washita C/L
RouteInterstate 40
CountyCuster County
StateOklahoma
Coordinates35.47915, -99.11678
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.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length101 ft (30.8 m)
Longest span40 ft (12.2 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,400 (2022)
Projected traffic15,040 by 2042
Trucks36%
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$2.4 million
NavigationNot applicable (no waterway)

Frequently asked questions

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

It was built in 1965, making it 60 years old in 2025.

What condition is I-40 WB over Stafford 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 August 2024.

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

About 9,400 vehicles per day (2022 count), of which roughly 36% are trucks.

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

The structure is 101 ft (30.8 m) long with a longest span of 40 ft (12.2 m) and a deck 40 ft wide.

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

It is owned by the State Highway Agency.