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SR 128 over Snake River

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

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

SR 128 over Snake River in Asotin 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 1979, making it 46 years old at the 2025 inventory.
It carries about 5,160 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 14 of the 28 inventoried bridges in Asotin County rated fair (50.0%); 0 (0.0%) 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 steel multiple box beam
Length	about 1,450 ft
Location	0.2 E Jct US 12
NBI structure number	0010850A0000000
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 Snake River	1939	21,000	Fair
Fleshman Way over Snake River	1982	21,000	Fair
Fleshman Way over State Route 129	1982	17,789	Good
13TH Street over Fleshman Way	1997	6,167	Good
SR 129 over Asotin Creek	1956	4,450	Good
US 12 over Alpowa CR	1975	3,159	Fair