US Bridges

US 79 Sec 4 SB L over UPRR & St.Sw RR

Good

Ouachita County, Arkansas · .13 MI E JCT SH 7 · Structure no. 0000000000A5347

Built
1973
52 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
353 ft
6 main spans
Daily traffic
6,000
2018 count
Owner
State
State Highway Agency

About this bridge

US 79 Sec 4 SB L over UPRR & St.Sw RR is a steel stringer/multi-beam or girder carrying US 79 Sec 4 SB L over UPRR & St.Sw RR in Ouachita County, Arkansas. It was built in 1973, so it is 52 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 6,000 vehicles a day, roughly 12% of them trucks, projected to reach 6,600 by 2038. The structure is 353 ft (107.6 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 79 Sec 4 SB L
CrossesUPRR & St.Sw RR
Location.13 MI E JCT SH 7
RouteU.S. Route 79
Coordinates33.56874, -92.82352
Functional classUrban Other Principal 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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length353 ft (107.6 m)
Longest span71 ft (21.6 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2018)
Projected traffic6,600 by 2038
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 79 Sec 4 SB L over UPRR & St.Sw RR built?

It was built in 1973, making it 52 years old in 2025.

What condition is US 79 Sec 4 SB L over UPRR & St.Sw RR 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 October 2024.

How much traffic does US 79 Sec 4 SB L over UPRR & St.Sw RR carry?

About 6,000 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is US 79 Sec 4 SB L over UPRR & St.Sw RR?

The structure is 353 ft (107.6 m) long with a longest span of 71 ft (21.6 m) and a deck 42 ft wide.

Who owns US 79 Sec 4 SB L over UPRR & St.Sw RR?

It is owned by the State Highway Agency.