US Bridges

Hy 1 NB to Hy 2 over UPRR & Conn 6

Fair

Multnomah County, Oregon · 0.1 MI N of Burnside Br · Structure no. 08588D001 30150

Built
1963
62 years old, rebuilt 1995
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
1,564 ft
9 main spans
Daily traffic
44,376
2022 count
Owner
State
State Highway Agency

About this bridge

Hy 1 NB to Hy 2 over UPRR & Conn 6 is a steel stringer/multi-beam or girder carrying Hy 1 NB to Hy 2 over UPRR & Conn 6 in Multnomah County, Oregon. It was built in 1963 and reconstructed in 1995, so it is 62 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 6 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 44,376 vehicles a day, roughly 7% of them trucks, projected to reach 35,600 by 2040. The structure is 1,564 ft (476.7 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesHy 1 NB to Hy 2
CrossesUPRR & Conn 6
Location0.1 MI N of Burnside Br
RouteInterstate 5
CountyMultnomah County
StateOregon
Coordinates45.52405, -122.66494
Functional classUrban Principal Arterial - Interstate

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
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 geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.8 US tons
Inventory rating23.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans9 (+14 approach)
Design loadH 20
Structure length1,564 ft (476.7 m)
Longest span146 ft (44.5 m)
Deck width37 ft (11.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck15 ft (4.5 m)

Traffic and service

Average daily traffic44,376 (2022)
Projected traffic35,600 by 2040
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$8 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Hy 1 NB to Hy 2 over UPRR & Conn 6 built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1995.

What condition is Hy 1 NB to Hy 2 over UPRR & Conn 6 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 April 2023.

How much traffic does Hy 1 NB to Hy 2 over UPRR & Conn 6 carry?

About 44,376 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Hy 1 NB to Hy 2 over UPRR & Conn 6?

The structure is 1,564 ft (476.7 m) long with a longest span of 146 ft (44.5 m) and a deck 37 ft wide.

Who owns Hy 1 NB to Hy 2 over UPRR & Conn 6?

It is owned by the State Highway Agency.