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Swedetown Road over Clatskanie River

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

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

Swedetown Road over Clatskanie River in Columbia County, Oregon, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1999, making it 26 years old at the 2025 inventory.
It carries about 540 vehicles a day (traffic count year 2020).
Its listed owner is the county highway agency.
It is one of 74 of the 128 inventoried bridges in Columbia County rated fair (57.8%); 12 (9.4%) 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	Prestressed concrete tee beam
Length	about 85 ft
Location	060 M SW City of Clatskan
NBI structure number	18036 41900 601
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 30 (hwy 92) over N Fork Scappoose River	1980	31,178	Fair
US 30 (Hwy 92) over S Fork Scappoose River	1980	31,178	Fair
US 30 (hwy 92) over Honeyman Creek	1919	30,567	Fair
US 30 (Hwy 92) over McNulty Creek	1996	23,995	Fair
Hwy 92 Conn over Columbia River	1929	21,169	Fair
US 30 (Hwy 92) over Milton Creek	1996	20,849	Fair