Home › Oregon › Yamhill County › Or 99W (hwy 91) over Cozine Creek

Or 99W (hwy 91) over Cozine Creek

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

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

Or 99W (hwy 91) over Cozine Creek in Yamhill County, Oregon, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1957, making it 68 years old at the 2025 inventory.
It carries about 23,824 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 103 of the 150 inventoried bridges in Yamhill County rated fair (68.7%); 13 (8.7%) 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

Component	Rating (2025)	FHWA scale meaning
Culvert	6	Satisfactory condition


Structure	Continuous concrete culvert
Length	about 20 ft
Location	005 Mi S Hwy 39 Jct
NBI structure number	05023A01W 03818
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
OR 18 (Hwy 39) over Yamhill River Overflow	1963	24,417	Fair
Or 99W (hwy 91) over Chehalem Creek	1975	22,646	Fair
OR 18 (Hwy 39) over Yamhill River	1957	22,538	Fair
Fletcher Road over OR 18 (Hwy 39)	1957	22,538	Fair
OR 18 (Hwy 39) over OR 221 (Hwy 150)	1957	22,538	Fair
Hwy 140 (or 219) over Hess Creek	1958	20,200	Fair