US Bridges

6366C over Little River

Fair

Pottawatomie County, Oklahoma · 5.5 S & .5 E of Pink · Structure no. 220640000000000

Built
1988
37 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
228 ft
3 main spans
Daily traffic
300
2022 count
Owner
County
County Highway Agency

About this bridge

6366C over Little River is a prestressed concrete stringer/multi-beam or girder carrying 6366C over Little River in Pottawatomie County, Oklahoma. It was built in 1988, so it is 37 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 300 vehicles a day, roughly 15% of them trucks, projected to reach 480 by 2042. The structure is 228 ft (69.5 m) long and 34 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Carries6366C
CrossesLittle River
Location5.5 S & .5 E of Pink
RouteCounty Highway 6366C
Coordinates35.18234, -97.10733
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating35.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length228 ft (69.5 m)
Longest span75 ft (22.9 m)
Deck width34 ft (10.5 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2022)
Projected traffic480 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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$763,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 6366C over Little River built?

It was built in 1988, making it 37 years old in 2025.

What condition is 6366C over Little 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 March 2023.

How much traffic does 6366C over Little River carry?

About 300 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 6366C over Little River?

The structure is 228 ft (69.5 m) long with a longest span of 75 ft (22.9 m) and a deck 34 ft wide.

Who owns 6366C over Little River?

It is owned by the County Highway Agency.