US Bridges

US 26 (hwy 047) EB over Cedar Hills Blvd

Fair

Washington County, Oregon · 6.2 MI W of Portland Cc · Structure no. 09345 047 06834

Built
1966
59 years old, rebuilt 2006
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
196 ft
3 main spans
Daily traffic
144,211
2022 count
Owner
State
State Highway Agency

About this bridge

US 26 (hwy 047) EB over Cedar Hills Blvd is a prestressed concrete stringer/multi-beam or girder carrying US 26 (hwy 047) EB over Cedar Hills Blvd in Washington County, Oregon. It was built in 1966 and reconstructed in 2006, so it is 59 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 144,211 vehicles a day, roughly 4% of them trucks, projected to reach 162,600 by 2042. The structure is 196 ft (59.7 m) long and 174 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS 26 (hwy 047) EB
CrossesCedar Hills Blvd
Location6.2 MI W of Portland Cc
RouteU.S. Route 26
StateOregon
Coordinates45.51391, -122.79392
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.3 US tons
Inventory rating26.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length196 ft (59.7 m)
Longest span97 ft (29.6 m)
Deck width174 ft (52.9 m)
Roadway width163 ft (49.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic144,211 (2022)
Projected traffic162,600 by 2042
Trucks4%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed9.9 mi (16 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) EB over Cedar Hills Blvd built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2006.

What condition is US 26 (hwy 047) EB over Cedar Hills Blvd in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does US 26 (hwy 047) EB over Cedar Hills Blvd carry?

About 144,211 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is US 26 (hwy 047) EB over Cedar Hills Blvd?

The structure is 196 ft (59.7 m) long with a longest span of 97 ft (29.6 m) and a deck 174 ft wide.

Who owns US 26 (hwy 047) EB over Cedar Hills Blvd?

It is owned by the State Highway Agency.