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US 79 over Irons Bayou

Panola County, Texas · rated Fair in the 2025 National Bridge Inventory

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

US 79 over Irons Bayou in Panola County, Texas, 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 1956 and reconstructed in 2008, making it 69 years old at the 2025 inventory.
It carries about 3,218 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 78 of the 142 inventoried bridges in Panola County rated fair (54.9%); 5 (3.5%) 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	Concrete stringer or multi-beam girder
Length	about 363 ft
Location	1.50 Mi W of FM 1970
NBI structure number	191830024602007
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 59 over Bakers Branch	1925	10,693	Fair
US 59 over Six Mile Creek Relief	1948	10,693	Fair
US 59 over Six Mile Creek	1948	10,693	Fair
US 59 over Hooker Branch	1969	10,693	Fair
US 59 over Roberts Creek	1974	10,652	Good
US 59 over Nail Creek	1955	10,139	Fair