US Bridges

U.S. 271 over Kiamichi River Overflow

Good

Pushmataha County, Oklahoma · 0.98 SE JCT SH-2 · Structure no. 253540000000000

Built
1997
28 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
510 ft
6 main spans
Daily traffic
900
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 271 over Kiamichi River Overflow is a prestressed concrete stringer/multi-beam or girder carrying U.S. 271 over Kiamichi River Overflow in Pushmataha County, Oklahoma. It was built in 1997, so it is 28 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 900 vehicles a day, roughly 16% of them trucks, projected to reach 1,440 by 2042. The structure is 510 ft (155.4 m) long and 42 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesU.S. 271
CrossesKiamichi River Overflow
Location0.98 SE JCT SH-2
RouteU.S. Route 271
Coordinates34.57698, -95.34199
Functional classRural Minor 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 protection9 ExcellentNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length510 ft (155.4 m)
Longest span85 ft (25.9 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2022)
Projected traffic1,440 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed39.8 mi (64 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$3.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 271 over Kiamichi River Overflow built?

It was built in 1997, making it 28 years old in 2025.

What condition is U.S. 271 over Kiamichi River Overflow 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 March 2024.

How much traffic does U.S. 271 over Kiamichi River Overflow carry?

About 900 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is U.S. 271 over Kiamichi River Overflow?

The structure is 510 ft (155.4 m) long with a longest span of 85 ft (25.9 m) and a deck 42 ft wide.

Who owns U.S. 271 over Kiamichi River Overflow?

It is owned by the State Highway Agency.