US Bridges

US 26 (hwy 047) over HWY 29 Canyon Road

Good

Washington County, Oregon · 3.7 MI W of Portland Cc · Structure no. 19199 047 07083

Built
2004
21 years old
Condition
Good
inspected October 2024
Type
Frame
Concrete
Length
52 ft
1 main span
Daily traffic
122,443
2022 count
Owner
State
State Highway Agency

About this bridge

US 26 (hwy 047) over HWY 29 Canyon Road is a concrete frame carrying US 26 (hwy 047) over HWY 29 Canyon Road in Washington County, Oregon. It was built in 2004, so it is 21 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 122,443 vehicles a day, roughly 4% of them trucks, projected to reach 131,100 by 2042. The structure is 52 ft (15.8 m) long and 245 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

CarriesUS 26 (hwy 047)
CrossesHWY 29 Canyon Road
Location3.7 MI W of Portland Cc
RouteU.S. Route 26
StateOregon
Coordinates45.50737, -122.74577
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating32.8 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length52 ft (15.8 m)
Longest span47 ft (14.3 m)
Deck width245 ft (74.8 m)
Roadway width106 ft (32.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic122,443 (2022)
Projected traffic131,100 by 2042
Trucks4%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed4.3 mi (7 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 26 (hwy 047) over HWY 29 Canyon Road built?

It was built in 2004, making it 21 years old in 2025.

What condition is US 26 (hwy 047) over HWY 29 Canyon Road in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does US 26 (hwy 047) over HWY 29 Canyon Road carry?

About 122,443 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is US 26 (hwy 047) over HWY 29 Canyon Road?

The structure is 52 ft (15.8 m) long with a longest span of 47 ft (14.3 m) and a deck 245 ft wide.

Who owns US 26 (hwy 047) over HWY 29 Canyon Road?

It is owned by the State Highway Agency.