US Bridges

I-40 Bus. over Washita River

Good

Custer County, Oklahoma · 0.5 E of U.S. 183 · Structure no. 316060000000000

Built
2022
3 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
800 ft
8 main spans
Daily traffic
7,000
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 Bus. over Washita River is a prestressed concrete stringer/multi-beam or girder carrying I-40 Bus. over Washita River in Custer County, Oklahoma. It was built in 2022, so it is 3 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,000 vehicles a day, projected to reach 11,200 by 2042. The structure is 800 ft (243.8 m) long and 68 ft wide.

Location

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CarriesI-40 Bus.
CrossesWashita River
Location0.5 E of U.S. 183
RouteInterstate 40
CountyCuster County
StateOklahoma
Coordinates35.51528, -98.95778
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating73.7 US tons
Inventory rating41.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans8
Design loadHL 93
Structure length800 ft (243.8 m)
Longest span110 ft (33.5 m)
Deck width68 ft (20.7 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic7,000 (2022)
Projected traffic11,200 by 2042
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-40 Bus. over Washita River built?

It was built in 2022, making it 3 years old in 2025.

What condition is I-40 Bus. over Washita River 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 February 2023.

How much traffic does I-40 Bus. over Washita River carry?

About 7,000 vehicles per day (2022 count).

How long is I-40 Bus. over Washita River?

The structure is 800 ft (243.8 m) long with a longest span of 110 ft (33.5 m) and a deck 68 ft wide.

Who owns I-40 Bus. over Washita River?

It is owned by the State Highway Agency.