US Bridges

6438C over Clear Creek

Good

Pushmataha County, Oklahoma · 0.5 MI S of Jumbo · Structure no. 107040000000000

Built
1947
78 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete
Length
82 ft
4 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

6438C over Clear Creek is a concrete slab carrying 6438C over Clear Creek in Pushmataha County, Oklahoma. It was built in 1947, so it is 78 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 15% of them trucks, projected to reach 160 by 2042. The structure is 82 ft (25 m) long and 22 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Carries6438C
CrossesClear Creek
Location0.5 MI S of Jumbo
RouteCounty Highway 6438C
Coordinates34.43243, -95.73458
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating56.7 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 10
Structure length82 ft (25 m)
Longest span20 ft (6.1 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 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 closed6.8 mi (11 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$457,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 6438C over Clear Creek built?

It was built in 1947, making it 78 years old in 2025.

What condition is 6438C over Clear Creek 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 6438C over Clear Creek carry?

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

How long is 6438C over Clear Creek?

The structure is 82 ft (25 m) long with a longest span of 20 ft (6.1 m) and a deck 22 ft wide.

Who owns 6438C over Clear Creek?

It is owned by the County Highway Agency.