US Bridges

SH 109 over Arkansas River

Fair

Logan County, Arkansas · 1.5 MI So JCT 194 · Structure no. 000000000005600

Built
1980
45 years old
Condition
Fair
inspected April 2024
Type
Girder and Floorbeam System
Steel Continuous
Length
8,537 ft
3 main spans
Daily traffic
3,800
2018 count
Owner
State
State Highway Agency

About this bridge

SH 109 over Arkansas River is a steel continuous girder and floorbeam system carrying SH 109 over Arkansas River in Logan County, Arkansas. It was built in 1980, so it is 45 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 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 3,800 vehicles a day, roughly 17% of them trucks, projected to reach 5,101 by 2028. The structure is 8,537 ft (2,602.1 m) long and 33 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

Location

Open in Google Maps
CarriesSH 109
CrossesArkansas River
Location1.5 MI So JCT 194
RouteState Highway 109
CountyLogan County
StateArkansas
Coordinates35.39032, -93.53017
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
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 typeGirder and Floorbeam System
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+57 approach)
Design loadHS 20
Structure length8,537 ft (2,602.1 m)
Longest span410 ft (125 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2018)
Projected traffic5,101 by 2028
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 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 proposedNone recorded
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was SH 109 over Arkansas River built?

It was built in 1980, making it 45 years old in 2025.

What condition is SH 109 over Arkansas 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 April 2024.

How much traffic does SH 109 over Arkansas River carry?

About 3,800 vehicles per day (2018 count), of which roughly 17% are trucks.

How long is SH 109 over Arkansas River?

The structure is 8,537 ft (2,602.1 m) long with a longest span of 410 ft (125 m) and a deck 33 ft wide.

Who owns SH 109 over Arkansas River?

It is owned by the State Highway Agency.