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FM 486 over Little River Slough

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

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

FM 486 over Little River Slough in Milam 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 1960, making it 65 years old at the 2025 inventory.
It carries about 1,111 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 100 of the 193 inventoried bridges in Milam County rated fair (51.8%); 2 (1.0%) 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 160 ft
Location	4.2 Mi S of US 190
NBI structure number	171660033705027
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 79 over Ham Branch	1927	15,363	Fair
US 79 over BNSF RR	1989	11,173	Fair
US 79 over Brushy Creek Relief No 1	1996	10,184	Good
US 79 over Brushy Creek Relief No 2	1996	10,184	Good
US 79 over Brushy Creek	1996	10,184	Good
US 79 over Salty Creek	1997	10,184	Good