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US 285 Ml over Rio Grande

Rio Grande County, Colorado · rated Good in the 2025 National Bridge Inventory

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

US 285 Ml over Rio Grande in Rio Grande County, Colorado, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1971, making it 54 years old at the 2025 inventory.
It carries about 4,500 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 18 of the 73 inventoried bridges in Rio Grande County rated good (24.7%); 0 (0.0%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 176 ft
Location	N.edge of Monte Vista
NBI structure number	N-12-AX
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US 160 Ml over Empire Canal	1972	7,700	Fair
US 160 Ml over Willow Creek	1977	4,800	Good
US 160 Ml over S Fk Rio Grande River	1981	4,800	Fair
US 160 Ml over Monte Vista Canal	1970	4,600	Fair
SH 112 Ml over Farmers Union Canal	1938	2,300	Fair
County Road 3E over Empire Canal	1994	2,134	Good