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County Road 100 over Roaring Fork River

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

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

County Road 100 over Roaring Fork River in Garfield 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 5 (fair condition) on the 0-9 scale.
It was built in 1976, making it 49 years old at the 2025 inventory.
It carries about 5,353 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 119 of the 167 inventoried bridges in Garfield County rated fair (71.3%); 2 (1.2%) 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	Prestressed concrete tee beam
Length	about 169 ft
Location	0.6 MI So of St Hwy 82
NBI structure number	GAR106-05.71
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I 70 Ml over Canyon Creek	1971	33,000	Fair
SH 82 Ml over I 70 Ml Colorado River	2017	29,000	Good
I 70 Ml over SH 82 Ml	1970	24,000	Fair
SH 82 Ml over Cattle Creek	1967	23,000	Good
I 70 Ml+front Rd over Allenwater Creek	1982	20,000	Fair
I 70 Ml Wbnd over County Road 134	1969	16,500	Fair