US Bridges

S.H. 93 over Kiamichi River

Fair

Choctaw County, Oklahoma · 8.3 Mi. N. JCT.US70 · Structure no. 186090000000000

Built
1973
52 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
657 ft
5 main spans
Daily traffic
1,400
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 93 over Kiamichi River is a steel continuous stringer/multi-beam or girder carrying S.H. 93 over Kiamichi River in Choctaw County, Oklahoma. It was built in 1973, so it is 52 years old, older 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 5 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 1,400 vehicles a day, roughly 15% of them trucks, projected to reach 2,240 by 2042. The structure is 657 ft (200.3 m) long and 32 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

Location

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CarriesS.H. 93
CrossesKiamichi River
Location8.3 Mi. N. JCT.US70
RouteState Highway 93
CountyChoctaw County
StateOklahoma
Coordinates34.11302, -95.45412
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating68.8 US tons
Inventory rating41.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length657 ft (200.3 m)
Longest span131 ft (39.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2022)
Projected traffic2,240 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 km)
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$4.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 93 over Kiamichi River built?

It was built in 1973, making it 52 years old in 2025.

What condition is S.H. 93 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 S.H. 93 over Kiamichi River carry?

About 1,400 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 93 over Kiamichi River?

The structure is 657 ft (200.3 m) long with a longest span of 131 ft (39.9 m) and a deck 32 ft wide.

Who owns S.H. 93 over Kiamichi River?

It is owned by the State Highway Agency.