US Bridges

Robinson Road-Wash over Illinois River

Fair

Washington County, Arkansas · 3.4 MI N JCT SH 16 · Structure no. 000000000017405

Built
1926
99 years old
Condition
Fair
inspected January 2025
Type
Arch - Deck
Concrete
Length
167 ft
2 main spans
Daily traffic
90
2017 count
Owner
County
County Highway Agency

About this bridge

Robinson Road-Wash over Illinois River is a concrete arch - deck carrying Robinson Road-Wash over Illinois River in Washington County, Arkansas. It was built in 1926, so it is 99 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 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 90 vehicles a day, roughly 1% of them trucks, projected to reach 120 by 2007. The structure is 167 ft (50.9 m) long and 17 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesRobinson Road-Wash
CrossesIllinois River
Location3.4 MI N JCT SH 16
RouteCounty Highway 848
CountyWashington County
StateArkansas
Coordinates36.13478, -94.35809
Functional classRural 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating31 US tons
Inventory rating19 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length167 ft (50.9 m)
Longest span81 ft (24.7 m)
Deck width17 ft (5.3 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2017)
Projected traffic120 by 2007
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusListed on the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$130,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Robinson Road-Wash over Illinois River built?

It was built in 1926, making it 99 years old in 2025.

What condition is Robinson Road-Wash over Illinois River 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 January 2025.

How much traffic does Robinson Road-Wash over Illinois River carry?

About 90 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is Robinson Road-Wash over Illinois River?

The structure is 167 ft (50.9 m) long with a longest span of 81 ft (24.7 m) and a deck 17 ft wide.

Who owns Robinson Road-Wash over Illinois River?

It is owned by the County Highway Agency.