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US 79 over Ouachita River

Ouachita County, Arkansas · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

US 79 over Ouachita River in Ouachita County, Arkansas, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1976, making it 49 years old at the 2025 inventory.
It carries about 10,000 vehicles a day (traffic count year 2018).
Its listed owner is the state highway agency.
It is one of 93 of the 162 inventoried bridges in Ouachita County rated fair (57.4%); 17 (10.5%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Continuous steel stringer or multi-beam girder
Length	about 2,081 ft
Location	2.1 Mi E Jct SH 7
NBI structure number	000000000005348
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Arkansas department of transportation.

Bridge	Built	Vehicles/day	Condition
US79 S-4 Lm 9.99SB over Mizzell Creek	1964	39,104	Fair
SH7 SB S-3 Lm 1.34 over Union Pacific RR	1985	18,043	Fair
SH7 NB S-3 Lm 1.34 over UPRR	1985	18,043	Fair
US 79 S-4 Lm 3.26 over Ouachita Relief	1972	10,000	Fair
US 79 S-4 Lm 4.43 over Woodard Lake	1973	10,000	Fair
SH7 S-3 Lm 14.28 over Two Bayou	1976	8,985	Good