US Bridges

6404C over J. Fork Creek-Sardislak

Fair

Pushmataha County, Oklahoma · 5.0W&4.5 N of Clayton · Structure no. 200000000000000

Built
1981
44 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
587 ft
6 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

6404C over J. Fork Creek-Sardislak is a prestressed concrete stringer/multi-beam or girder carrying 6404C over J. Fork Creek-Sardislak in Pushmataha County, Oklahoma. It was built in 1981, so it is 44 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 100 vehicles a day, roughly 15% of them trucks, projected to reach 160 by 2042. The structure is 587 ft (178.9 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries6404C
CrossesJ. Fork Creek-Sardislak
Location5.0W&4.5 N of Clayton
RouteCounty Highway 6404C
CountyPushmataha County
StateOklahoma
Coordinates34.6539, -95.44476
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 15
Structure length587 ft (178.9 m)
Longest span98 ft (29.9 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$1.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was 6404C over J. Fork Creek-Sardislak built?

It was built in 1981, making it 44 years old in 2025.

What condition is 6404C over J. Fork Creek-Sardislak 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 March 2024.

How much traffic does 6404C over J. Fork Creek-Sardislak carry?

About 100 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 6404C over J. Fork Creek-Sardislak?

The structure is 587 ft (178.9 m) long with a longest span of 98 ft (29.9 m) and a deck 33 ft wide.

Who owns 6404C over J. Fork Creek-Sardislak?

It is owned by the County Highway Agency.