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County Road S over Lost Canyon Creek

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

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

County Road S over Lost Canyon Creek in Montezuma County, Colorado, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1977, making it 48 years old at the 2025 inventory.
It carries about 278 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 41 of the 60 inventoried bridges in Montezuma County rated fair (68.3%); 5 (8.3%) 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	Timber stringer or multi-beam girder
Length	about 34 ft
Location	2.7 Mi SE of Dolores
NBI structure number	083000S00.50021
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Irr# US 160 Ml over Mc Elmo Creek	1958	9,400	Fair
US 160 Ml over Mc Elmo Creek	1969	6,700	Fair
US 160 Ml over Mancos River	1958	6,000	Fair
SH 145 Ml over Dolores River	1972	4,300	Fair
Irr# US 491 Ml over Mancos River	1959	4,000	Fair
Irr# US 491 Ml over Indian Creek	1959	4,000	Fair