US Bridges

US 278 S-9 Lm 0.14 over US 79-SEC 4

Good

Ouachita County, Arkansas · JCT US 79 & US 278 · Structure no. 000000000005627

Built
1976
49 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
296 ft
3 main spans
Daily traffic
8,632
2018 count
Owner
State
State Highway Agency

About this bridge

US 278 S-9 Lm 0.14 over US 79-SEC 4 is a steel continuous stringer/multi-beam or girder carrying US 278 S-9 Lm 0.14 over US 79-SEC 4 in Ouachita County, Arkansas. It was built in 1976, so it is 49 years old, older 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 8,632 vehicles a day, roughly 1% of them trucks, projected to reach 10,771 by 2028. The structure is 296 ft (90.2 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 278 S-9 Lm 0.14
CrossesUS 79-SEC 4
LocationJCT US 79 & US 278
RouteU.S. Route 278
Coordinates33.61326, -92.77502
Functional classRural Minor Arterial

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.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length296 ft (90.2 m)
Longest span123 ft (37.5 m)
Deck width58 ft (17.7 m)
Roadway width55 ft (16.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,632 (2018)
Projected traffic10,771 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 278 S-9 Lm 0.14 over US 79-SEC 4 built?

It was built in 1976, making it 49 years old in 2025.

What condition is US 278 S-9 Lm 0.14 over US 79-SEC 4 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 May 2024.

How much traffic does US 278 S-9 Lm 0.14 over US 79-SEC 4 carry?

About 8,632 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is US 278 S-9 Lm 0.14 over US 79-SEC 4?

The structure is 296 ft (90.2 m) long with a longest span of 123 ft (37.5 m) and a deck 58 ft wide.

Who owns US 278 S-9 Lm 0.14 over US 79-SEC 4?

It is owned by the State Highway Agency.