US Bridges

Harmon Rd. - Wash. over Wildcat Creek

Fair

Washington County, Arkansas · 2.1 MI South US 412 · Structure no. 0000000000X0655

Built
1986
39 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
43 ft
5 main spans
Daily traffic
568
2018 count
Owner
County
County Highway Agency

About this bridge

Harmon Rd. - Wash. over Wildcat Creek is a concrete culvert carrying Harmon Rd. - Wash. over Wildcat Creek in Washington County, Arkansas. It was built in 1986, so it is 39 years old, younger than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 568 vehicles a day, roughly 1% of them trucks, projected to reach 131 by 2007. The structure is 43 ft (13.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesHarmon Rd. - Wash.
CrossesWildcat Creek
Location2.1 MI South US 412
RouteCounty Highway 31
CountyWashington County
StateArkansas
Coordinates36.15055, -94.2766
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
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
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadH 20
Structure length43 ft (13.1 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic568 (2018)
Projected traffic131 by 2007
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Harmon Rd. - Wash. over Wildcat Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Harmon Rd. - Wash. over Wildcat 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 October 2023.

How much traffic does Harmon Rd. - Wash. over Wildcat Creek carry?

About 568 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Harmon Rd. - Wash. over Wildcat Creek?

The structure is 43 ft (13.1 m) long with a longest span of 9 ft (2.7 m).

Who owns Harmon Rd. - Wash. over Wildcat Creek?

It is owned by the County Highway Agency.