US Bridges

4592C over Walnut Bayou Creek

Fair

McCurtain County, Oklahoma · 3.0 E; 2.5 S Tom · Structure no. 202370000000000

Built
1982
43 years old
Condition
Fair
inspected May 2023
Type
Tee Beam
Prestressed Concrete
Length
91 ft
2 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

4592C over Walnut Bayou Creek is a prestressed concrete tee beam carrying 4592C over Walnut Bayou Creek in McCurtain County, Oklahoma. It was built in 1982, so it is 43 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 91 ft (27.6 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries4592C
CrossesWalnut Bayou Creek
Location3.0 E; 2.5 S Tom
RouteCounty Highway 4592C
CountyMcCurtain County
StateOklahoma
Coordinates33.69751, -94.5209
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating39 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length91 ft (27.6 m)
Longest span45 ft (13.7 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (8 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$483,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 4592C over Walnut Bayou Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is 4592C over Walnut Bayou Creek 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 May 2023.

How much traffic does 4592C over Walnut Bayou Creek carry?

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

How long is 4592C over Walnut Bayou Creek?

The structure is 91 ft (27.6 m) long with a longest span of 45 ft (13.7 m) and a deck 28 ft wide.

Who owns 4592C over Walnut Bayou Creek?

It is owned by the County Highway Agency.