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Conklin Creek Road over East Mill Creek

Humboldt County, California · rated Fair in the 2025 National Bridge Inventory

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

Conklin Creek Road over East Mill Creek in Humboldt County, California, 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 2003, making it 22 years old at the 2025 inventory.
It carries about 20 vehicles a day (traffic count year 2009).
Its listed owner is the county highway agency.
It is one of 209 of the 399 inventoried bridges in Humboldt County rated fair (52.4%); 21 (5.3%) 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

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

Bridge	Built	Vehicles/day	Condition
U.S. Highway 101 over Orchard Ave	1963	25,700	Good
US Highway 101 SB over Palmer Blvd	1958	22,000	Fair
US Highway 101 NB over Palmer Blvd	1958	22,000	Fair
U.S. Highway 101 over US 101 On&off Ramp Ncrra	1962	21,700	Fair
U.S. Highway 101 over Salmon Creek	1957	21,500	Good
U.S. Highway 101 over Finch Creek Road	1958	21,500	Good