Hwy 064 (I-205)
Hwy 064 (I-205) in 1.25 MI S Ore-Wash Line, Multnomah County, Oregon received a condition grade of B (63/100). Built in 1982, the bridge carries 149K vehicles daily on Hwy 064 (I-205) over Columbia R./So. Channel.
Hwy 064 (I-205) carries a B on the BridgeSafety Condition Score with 63/100. Most component ratings are solid; one or two may show wear consistent with the structure’s age, but the bridge is not flagged as structurally deficient.
The bridge was built in 1982, making it 44 years old — past the early-life period but still well within typical service life. Routine inspections and modest repair work are normal for bridges in this age band. Hwy 064 (I-205) carries an average daily traffic count of 148,936 vehicles, with 8 lane(s) crossing Columbia R./So. Channel. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.
Component Ratings
The riding surface, evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
Hwy 064 (I-205) is a 44-year-old bridge located 1.25 MI S Ore-Wash Line in Multnomah County, Oregon. The bridge carries Hwy 064 (I-205) over Columbia R./So. Channel with 8 traffic lanes, handling approximately 149K vehicles per day. Built in 1982, the structure spans 949.5 meters.
The bridge received a Condition Grade of B (63/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 6/9 (fair), and substructure 5/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
Hwy 064 (I-205) has a Condition Score of 63/100 (Grade B). Its deck is rated 6/9, superstructure 6/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.
Hwy 064 (I-205) was built in 1982, making it 44 years old. The average bridge age in the United States is 48 years.
Hwy 064 (I-205) carries approximately 149K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 949.5 meters long and located on Hwy 064 (I-205) in 1.25 MI S Ore-Wash Line, Multnomah County, Oregon.
No, Hwy 064 (I-205) is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
Hwy 064 (I-205) is located 1.25 MI S Ore-Wash Line in Multnomah County, Oregon. The bridge carries Hwy 064 (I-205) over Columbia R./So. Channel. Its coordinates are 45.576808, -122.544814. It is maintained by State Highway Agency.
Hwy 064 (I-205) carries Hwy 064 (I-205) over Columbia R./So. Channel. The bridge is 949.5 meters long and was built in 1982.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.