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Nisqually Entrance over Nisqually River

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

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

Nisqually Entrance over Nisqually River in Pierce 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 5 (fair condition) on the 0-9 scale.
It was built in 1958, making it 67 years old at the 2025 inventory.
It carries about 1,800 vehicles a day (traffic count year 2023).
It is one of 191 of the 480 inventoried bridges in Pierce County rated fair (39.8%); 22 (4.6%) 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 girder and floorbeam
Length	about 743 ft
Location	11.7 Miles Northeast of N
NBI structure number	9450005P0000000
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-5 over Portland Ave	1962	105,864	Fair
I-5 over Portland Ave	1962	105,864	Fair
I-5 over Wapato Creek	1960	97,641	Good
I-5 over Wapato Creek	1960	97,641	Good
I-5 over Hylebos Creek	1960	96,536	Good
I-5 over Hylebos Creek	1960	96,536	Good