US Bridges

Kuhn Bayou RD over Kuhn Bayou

Good

Conway County, Arkansas · 1.5 MI S SH 64 & 113 · Structure no. 000000000004432

Built
1984
41 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete
Length
90 ft
3 main spans
Daily traffic
20
2018 count
Owner
County
County Highway Agency

About this bridge

Kuhn Bayou RD over Kuhn Bayou is a concrete slab carrying Kuhn Bayou RD over Kuhn Bayou in Conway County, Arkansas. It was built in 1984, so it is 41 years old, younger than the Arkansas average of 45.1 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 20 vehicles a day, roughly 1% of them trucks, projected to reach 110 by 2007. The structure is 90 ft (27.4 m) long and 31 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesKuhn Bayou RD
CrossesKuhn Bayou
Location1.5 MI S SH 64 & 113
RouteCounty Highway 20
Coordinates35.1945, -92.83095
Functional classRural Minor 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 protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length90 ft (27.4 m)
Longest span30 ft (9.1 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2018)
Projected traffic110 by 2007
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Kuhn Bayou RD over Kuhn Bayou built?

It was built in 1984, making it 41 years old in 2025.

What condition is Kuhn Bayou RD over Kuhn Bayou 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 April 2023.

How much traffic does Kuhn Bayou RD over Kuhn Bayou carry?

About 20 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Kuhn Bayou RD over Kuhn Bayou?

The structure is 90 ft (27.4 m) long with a longest span of 30 ft (9.1 m) and a deck 31 ft wide.

Who owns Kuhn Bayou RD over Kuhn Bayou?

It is owned by the County Highway Agency.