County Rd 949 over Cobleigh Rd.big Butte CR

Jackson County, Oregon · rated Good in the 2025 National Bridge Inventory

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

• County Rd 949 over Cobleigh Rd.big Butte CR in Jackson County, Oregon, 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 1954, making it 71 years old at the 2025 inventory.
• It carries about 380 vehicles a day (traffic count year 2020).
• Its listed owner is the county highway agency.
• It is one of 153 of the 401 inventoried bridges in Jackson County rated good (38.2%); 5 (1.2%) are rated poor.
• Its traffic status in the 2025 inventory is posted for load (NBI item 41).
• Its condition class and component ratings are unchanged from the 2024 inventory.
• Its most recent inspection on record is dated July 2023, on a 24-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 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.

View this bridge on a map → (42.58114, -122.60236)

Component ratings

Bridge details

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

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