US Bridges

US 71-WASH Co. over Rock Creek

Poor

Washington County, Arkansas · 2.3 MI N JCT SH 170 · Structure no. 0000000000A1424

Built
1930
95 years old, rebuilt 1980
Condition
Poor
inspected June 2023
Type
Tee Beam
Concrete
Length
105 ft
3 main spans
Daily traffic
5,800
2018 count
Owner
State
State Highway Agency

About this bridge

US 71-WASH Co. over Rock Creek is a concrete tee beam carrying US 71-WASH Co. over Rock Creek in Washington County, Arkansas. It was built in 1930 and reconstructed in 1980, so it is 95 years old, older than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 5,800 vehicles a day, roughly 3% of them trucks, projected to reach 8,861 by 2028. The structure is 105 ft (32 m) long and 59 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesUS 71-WASH Co.
CrossesRock Creek
Location2.3 MI N JCT SH 170
RouteU.S. Route 71
Coordinates35.96251, -94.16759
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 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
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating30 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length105 ft (32 m)
Longest span35 ft (10.7 m)
Deck width59 ft (17.9 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,800 (2018)
Projected traffic8,861 by 2028
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$277,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 71-WASH Co. over Rock Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1980.

What condition is US 71-WASH Co. over Rock Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2023.

How much traffic does US 71-WASH Co. over Rock Creek carry?

About 5,800 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is US 71-WASH Co. over Rock Creek?

The structure is 105 ft (32 m) long with a longest span of 35 ft (10.7 m) and a deck 59 ft wide.

Who owns US 71-WASH Co. over Rock Creek?

It is owned by the State Highway Agency.