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County Road No 857 over Forest Cr/hamliton Rd.

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

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

County Road No 857 over Forest Cr/hamliton Rd. in Jackson 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 5 (fair condition) on the 0-9 scale.
It was built in 1954, making it 71 years old at the 2025 inventory.
It carries about 752 vehicles a day (traffic count year 2020).
Its listed owner is the county highway agency.
It is one of 243 of the 401 inventoried bridges in Jackson County rated fair (60.6%); 5 (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	Continuous concrete tee beam
Length	about 84 ft
Location	0.37 Milepost
NBI structure number	07881 857 00037
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-5 (hwy 001) over Medford Viaduct	1962	53,404	Fair
Highland Drive over Bear Creek	2005	53,404	Good
I-5 (hwy 001) over Mcandrews Rd	1961	41,665	Fair
I-5 (hwy 001) over Griffin Creek	1961	40,827	Fair
I-5 (hwy 001) over Jackson Creek	1961	40,827	Fair
I-5 (hwy 001) over Galls CR Front Rd Conn	1952	40,704	Fair