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Kalama River Rd over Wild Horse Creek

Cowlitz County, Washington · rated Good in the 2025 National Bridge Inventory

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

Kalama River Rd over Wild Horse Creek in Cowlitz County, Washington, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
It was built in 2001, making it 24 years old at the 2025 inventory.
It carries about 160 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 75 of the 161 inventoried bridges in Cowlitz County rated good (46.6%); 6 (3.7%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete tee beam
Length	about 99 ft
Location	16.11 E of I-5 Exit 32
NBI structure number	086840000000000
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I-5 over Bn Ry	1972	37,599	Fair
I-5 over Kalama River	1971	37,279	Good
I-5 over Kalama River	1970	37,279	Good
I-5 over Owl Creek	1972	36,932	Good
I-5 over Owl Creek	1972	36,932	Good
I-5 over Todd Rd	1971	35,483	Good