Main Street over Carbonate Creek

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

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

• Main Street over Carbonate Creek 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 substructure, rated 6 (satisfactory condition) on the 0-9 scale.
• It was built in 1987, making it 38 years old at the 2025 inventory.
• It carries about 436 vehicles a day (traffic count year 2022).
• Its listed owner is a town or township 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.
• Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
• It was rated good in the 2024 inventory and is now fair (substructure 7 to 6).
• Its most recent inspection on record is dated June 2024, on a 24-month routine inspection cycle.
• 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.

View this bridge on a map → (39.07183, -107.18686)

Component ratings

Bridge details

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

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Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.