Home › Oregon › Jefferson County › Opal Lane over Irrigation Canal

Opal Lane over Irrigation Canal

Jefferson County, Oregon · rated Poor in the 2025 National Bridge Inventory

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

Opal Lane over Irrigation Canal in Jefferson County, Oregon, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
It was built in 1952 and reconstructed in 1983, making it 73 years old at the 2025 inventory.
It carries about 14 vehicles a day (traffic count year 2020).
Its listed owner is the county highway agency.
It is one of 7 of the 80 inventoried bridges in Jefferson County rated poor (8.8%); 7 (8.8%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Timber stringer or multi-beam girder
Length	about 74 ft
Location	0.9 Mi E of Culver Hwy
NBI structure number	31C42 000
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
US 97 (hwy 004) over Crooked R Canyon High Br	2000	17,957	Good
US 97 (hwy 004) over Ochoco Main Canal N Unit	2005	13,479	Good
US 97 (hwy 004) over Ochoco Main Canal N Unit	2005	12,575	Good
US 97 (hwy 004)NB over Willow Creek	2006	11,568	Good
US 26 (Hwy 053) over BNSF	2005	11,556	Good
US 97 (hwy 004)SB over Willow Creek	1966	10,393	Fair