US Bridges

US 270 over S. Fork Ouachita River

Good

Montgomery County, Arkansas · 0.2 Miles E of JCT 27 · Structure no. 000000000006448

Built
1994
31 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
373 ft
3 main spans
Daily traffic
5,800
2018 count
Owner
State
State Highway Agency

About this bridge

US 270 over S. Fork Ouachita River is a steel continuous stringer/multi-beam or girder carrying US 270 over S. Fork Ouachita River in Montgomery County, Arkansas. It was built in 1994, so it is 31 years old, younger than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,800 vehicles a day, roughly 9% of them trucks, projected to reach 6,400 by 2038. The structure is 373 ft (113.7 m) long and 55 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS 270
CrossesS. Fork Ouachita River
Location0.2 Miles E of JCT 27
RouteU.S. Route 270
Coordinates34.56059, -93.63674
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+3 approach)
Design loadHS 20
Structure length373 ft (113.7 m)
Longest span91 ft (27.7 m)
Deck width55 ft (16.7 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,800 (2018)
Projected traffic6,400 by 2038
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

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 270 over S. Fork Ouachita River built?

It was built in 1994, making it 31 years old in 2025.

What condition is US 270 over S. Fork Ouachita River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does US 270 over S. Fork Ouachita River carry?

About 5,800 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is US 270 over S. Fork Ouachita River?

The structure is 373 ft (113.7 m) long with a longest span of 91 ft (27.7 m) and a deck 55 ft wide.

Who owns US 270 over S. Fork Ouachita River?

It is owned by the State Highway Agency.