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County Road 3A over Uncompahgre River

Ouray County, Colorado · rated Fair in the 2025 National Bridge Inventory

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

County Road 3A over Uncompahgre River in Ouray County, Colorado, 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 1989, making it 36 years old at the 2025 inventory.
It carries about 433 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 22 of the 39 inventoried bridges in Ouray County rated fair (56.4%); 1 (2.6%) 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	Steel stringer or multi-beam girder
Length	about 80 ft
Location	2.5 Mi SE of Ridgway
NBI structure number	OUR3A-0.7-02A
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 550 Ml over Wild Cat Creek	1995	8,400	Fair
US 550 Ml over Chaffee Gulch	1975	8,300	Good
US 550 Ml over Uncomphagre River	1989	8,300	Good
US 550 Ml over Wildlife Crossing	2011	8,300	Good
US 550 Ml over Cow Creek	1979	8,300	Fair
SH 62 Ml over Uncompahgre River	2013	6,600	Good