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County Road E over Towaoc Canal

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

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

County Road E over Towaoc Canal in Montezuma 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 1990, making it 35 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2021).
It is one of 14 of the 60 inventoried bridges in Montezuma County rated good (23.3%); 5 (8.3%) 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 65 ft
Location	5 mi south of Cortez CO
NBI structure number	0405-7112
Condition class	Good

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