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Kellog Hollow Rd. over Kellog Hollow

Columbia County, Washington · rated Fair in the 2025 National Bridge Inventory

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

Kellog Hollow Rd. over Kellog Hollow in Columbia County, Washington, 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 1966, making it 59 years old at the 2025 inventory.
It carries about 300 vehicles a day (traffic count year 2019).
Its listed owner is the county highway agency.
It is one of 39 of the 86 inventoried bridges in Columbia County rated fair (45.3%); 9 (10.5%) 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	Steel stringer or multi-beam girder
Length	about 40 ft
Location	5.6 S Jct SR 261
NBI structure number	080843000000000
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 12 over Touchet River	1966	5,627	Good
US 12 over Touchet River	1966	4,556	Good
US 12 over Warehouse Yard	1933	2,442	Poor
US 12 over UPRR	1977	2,442	Fair
US 12 over Patit Creek	1933	2,218	Fair
US 12 over Whetstone Creek	2021	1,993	Good