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SR 261 over Snake River

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

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

SR 261 over Snake River in Columbia County, Washington, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
It was built in 1927 and reconstructed in 1968, making it 98 years old at the 2025 inventory.
It carries about 485 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 9 of the 86 inventoried bridges in Columbia County rated poor (10.5%); 9 (10.5%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Continuous steel through truss
Length	about 2,040 ft
Location	14.8 N Jct US 12
NBI structure number	0008390A0000000
Condition class	Poor

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