US Bridges

Conn 2 over HWY 61

Fair

Multnomah County, Oregon · 0.1 MI S of Clay ST · Structure no. 09254E061C00157

Built
1967
58 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
1,034 ft
10 main spans
Daily traffic
29,894
2022 count
Owner
State
State Highway Agency

About this bridge

Conn 2 over HWY 61 is a concrete continuous box beam or girders - multiple carrying Conn 2 over HWY 61 in Multnomah County, Oregon. It was built in 1967, so it is 58 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 29,894 vehicles a day, roughly 4% of them trucks, projected to reach 30,100 by 2030. The structure is 1,034 ft (315.2 m) long and 32 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

CarriesConn 2
CrossesHWY 61
Location0.1 MI S of Clay ST
RouteInterstate 405
StateOregon
Coordinates45.5144, -122.68945
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating39 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20
Structure length1,034 ft (315.2 m)
Longest span121 ft (36.9 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,894 (2022)
Projected traffic30,100 by 2030
Trucks4%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$5.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Conn 2 over HWY 61 built?

It was built in 1967, making it 58 years old in 2025.

What condition is Conn 2 over HWY 61 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 July 2023.

How much traffic does Conn 2 over HWY 61 carry?

About 29,894 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Conn 2 over HWY 61?

The structure is 1,034 ft (315.2 m) long with a longest span of 121 ft (36.9 m) and a deck 32 ft wide.

Who owns Conn 2 over HWY 61?

It is owned by the State Highway Agency.