US Bridges

U.S. 70 over Kiamichi River

Fair

Choctaw County, Oklahoma · 5.5 Mi. E. of Hugo · Structure no. 276360000000000

Built
2009
16 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
948 ft
8 main spans
Daily traffic
6,700
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 70 over Kiamichi River is a prestressed concrete stringer/multi-beam or girder carrying U.S. 70 over Kiamichi River in Choctaw County, Oklahoma. It was built in 2009, so it is 16 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 6,700 vehicles a day, roughly 18% of them trucks, projected to reach 10,720 by 2042. The structure is 948 ft (289 m) long and 86 ft wide. If it were closed, the detour would be 90.1 mi (145 km).

Location

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CarriesU.S. 70
CrossesKiamichi River
Location5.5 Mi. E. of Hugo
RouteU.S. Route 70
CountyChoctaw County
StateOklahoma
Coordinates34.00703, -95.38132
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating73 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans8
Design loadHL 93
Structure length948 ft (289 m)
Longest span118 ft (36 m)
Deck width86 ft (26.2 m)
Roadway width84 ft (25.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,700 (2022)
Projected traffic10,720 by 2042
Trucks18%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed90.1 mi (145 km)
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$32 million
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 70 over Kiamichi River built?

It was built in 2009, making it 16 years old in 2025.

What condition is U.S. 70 over Kiamichi River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does U.S. 70 over Kiamichi River carry?

About 6,700 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is U.S. 70 over Kiamichi River?

The structure is 948 ft (289 m) long with a longest span of 118 ft (36 m) and a deck 86 ft wide.

Who owns U.S. 70 over Kiamichi River?

It is owned by the State Highway Agency.