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I-84 (hwy 006) over Irrigon Jct Interchange

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

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

I-84 (hwy 006) over Irrigon Jct Interchange in Morrow County, Oregon, 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 1962 and reconstructed in 1985, making it 63 years old at the 2025 inventory.
It carries about 9,643 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 39 of the 71 inventoried bridges in Morrow County rated fair (54.9%); 3 (4.2%) 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 concrete tee beam
Length	about 216 ft
Location	9.4 Mi W Umatilla Co Ln
NBI structure number	08931W006 16795
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-84 (hwy 2) EB over Port of Morrow I/c (EB)	1984	10,457	Good
I-84 (hwy 2) WB over Port of Morrow I/c (WB)	1984	10,457	Fair
I-84 (hwy 006) EB over Irrigon Jct Interchange	1962	9,643	Fair
I-84 (hwy 002) WB over Three Mile Canyon West	1965	7,162	Fair
I-84 (hwy 002) EB over Three Mile Canyon East	1964	7,162	Good
Patterson Ferry Rd over Patterson Ferry Rd Canal	1973	6,066	Fair