US Bridges

U.S. 64 over Big Skin Bayou

Fair

Sequoyah County, Oklahoma · 3.4 W JCT US-64B · Structure no. 105550000000000

Built
1946
79 years old, rebuilt 2010
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
192 ft
3 main spans
Daily traffic
3,900
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 64 over Big Skin Bayou is a steel continuous stringer/multi-beam or girder carrying U.S. 64 over Big Skin Bayou in Sequoyah County, Oklahoma. It was built in 1946 and reconstructed in 2010, so it is 79 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 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 3,900 vehicles a day, roughly 15% of them trucks, projected to reach 6,240 by 2042. The structure is 192 ft (58.5 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesU.S. 64
CrossesBig Skin Bayou
Location3.4 W JCT US-64B
RouteU.S. Route 64
CountySequoyah County
StateOklahoma
Coordinates35.39815, -94.65801
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating73.6 US tons
Inventory rating44.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length192 ft (58.5 m)
Longest span80 ft (24.4 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,900 (2022)
Projected traffic6,240 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$3.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 64 over Big Skin Bayou built?

It was built in 1946, making it 79 years old in 2025. It was reconstructed in 2010.

What condition is U.S. 64 over Big Skin Bayou 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 October 2023.

How much traffic does U.S. 64 over Big Skin Bayou carry?

About 3,900 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is U.S. 64 over Big Skin Bayou?

The structure is 192 ft (58.5 m) long with a longest span of 80 ft (24.4 m) and a deck 30 ft wide.

Who owns U.S. 64 over Big Skin Bayou?

It is owned by the State Highway Agency.