US Bridges

US 71 - Polk Co. over Drainage Ditch

Fair

Polk County, Arkansas · 14.49 MI N Sevier CO Line · Structure no. 0000000000M1352

Built
1934
91 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
4,200
2018 count
Owner
State
State Highway Agency

About this bridge

US 71 - Polk Co. over Drainage Ditch is a concrete culvert carrying US 71 - Polk Co. over Drainage Ditch in Polk County, Arkansas. It was built in 1934, so it is 91 years old, older 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 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 4,200 vehicles a day, roughly 1% of them trucks, projected to reach 5,108 by 2028. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesUS 71 - Polk Co.
CrossesDrainage Ditch
Location14.49 MI N Sevier CO Line
RouteU.S. Route 71
CountyPolk County
StateArkansas
Coordinates34.37056, -94.38248
Functional classRural Principal Arterial - Other

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29 US tons
Inventory rating18 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length21 ft (6.4 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,200 (2018)
Projected traffic5,108 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 71 - Polk Co. over Drainage Ditch built?

It was built in 1934, making it 91 years old in 2025.

What condition is US 71 - Polk Co. over Drainage Ditch 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 August 2023.

How much traffic does US 71 - Polk Co. over Drainage Ditch carry?

About 4,200 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is US 71 - Polk Co. over Drainage Ditch?

The structure is 21 ft (6.4 m) long with a longest span of 11 ft (3.4 m).

Who owns US 71 - Polk Co. over Drainage Ditch?

It is owned by the State Highway Agency.