US 26 (HWY 047)
US 26 (HWY 047) in 5.3 MI W Of Portland Cc, Washington County, Oregon received a condition grade of B (67/100). Built in 1986, the bridge carries 133K vehicles daily on US 26 (HWY 047) over HWY 144.
US 26 (HWY 047) carries a B on the BridgeSafety Condition Score with 67/100. 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 1986, making it 40 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. US 26 (HWY 047) carries an average daily traffic count of 133,089 vehicles, with 9 lane(s) crossing HWY 144. 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
US 26 (HWY 047) is a 40-year-old bridge located 5.3 MI W Of Portland Cc in Washington County, Oregon. The bridge carries US 26 (HWY 047) over HWY 144 with 9 traffic lanes, handling approximately 133K vehicles per day. Built in 1986, the structure spans 74.6 meters.
The bridge received a Condition Grade of B (67/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 6/9 (fair), and substructure 6/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
US 26 (HWY 047) has a Condition Score of 67/100 (Grade B). Its deck is rated 6/9, superstructure 6/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
US 26 (HWY 047) was built in 1986, making it 40 years old. The average bridge age in the United States is 48 years.
US 26 (HWY 047) carries approximately 133K vehicles per day (average daily traffic). The bridge has 9 traffic lanes. It is 74.6 meters long and located on US 26 (HWY 047) in 5.3 MI W Of Portland Cc, Washington County, Oregon.
No, US 26 (HWY 047) is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
US 26 (HWY 047) is located 5.3 MI W Of Portland Cc in Washington County, Oregon. The bridge carries US 26 (HWY 047) over HWY 144. Its coordinates are 45.508425, -122.778267. It is maintained by State Highway Agency.
US 26 (HWY 047) carries US 26 (HWY 047) over HWY 144. The bridge is 74.6 meters long and was built in 1986.
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.