Trail over Coos Bay Railroad

Coos County, Oregon · rated Fair in the 2025 National Bridge Inventory

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

• Trail over Coos Bay Railroad in Coos County, Oregon, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
• Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
• It was built in 2011, making it 14 years old at the 2025 inventory.
• It carries about 25 vehicles a day (traffic count year 2020).
• Its listed owner is the county highway agency.
• It is one of 160 of the 255 inventoried bridges in Coos County rated fair (62.7%); 8 (3.1%) are rated poor.
• Its traffic status in the 2025 inventory is posted for load (NBI item 41).
• Its class is unchanged from 2024 (fair), but component ratings moved: deck 7 to 6.
• Its most recent inspection on record is dated July 2024, on a 12-month routine inspection cycle.
• It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
• 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 → (43.51358, -124.22596)

Component ratings

Bridge details

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

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