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SH 135 Ml over Gunnison River

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

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

SH 135 Ml over Gunnison River in Gunnison 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 1950 and reconstructed in 1976, making it 75 years old at the 2025 inventory.
It carries about 7,400 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 72 of the 101 inventoried bridges in Gunnison County rated fair (71.3%); 5 (5.0%) 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	Continuous steel stringer or multi-beam girder
Length	about 183 ft
Location	2.5 Mi NE of Gunnison
NBI structure number	J-09-E
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
SH 135 Ml over Slate River	1995	7,200	Fair
SH 135 Ml over Slate River	1995	7,200	Fair
US 50 Ml over Gunnison River	1957	6,200	Fair
US 50 Ml over Gunnison River	1957	6,200	Fair
Co Rd 317 over Slate River	1983	5,823	Fair
SH 135 Ml over East River	1975	5,100	Fair