US Bridges

Conns 6 7 &8 over Conn 2 (hwy 47)

Fair

Multnomah County, Oregon · Sunset Interchange · Structure no. 09254H061C00118

Built
1967
58 years old
Condition
Fair
inspected July 2023
Type
Frame
Concrete
Length
39 ft
1 main span
Daily traffic
569
2022 count
Owner
State
State Highway Agency

About this bridge

Conns 6 7 &8 over Conn 2 (hwy 47) is a concrete frame carrying Conns 6 7 &8 over Conn 2 (hwy 47) 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 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 569 vehicles a day, roughly 6% of them trucks, projected to reach 890 by 2030. The structure is 39 ft (12 m) long and 171 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesConns 6 7 &8
CrossesConn 2 (hwy 47)
LocationSunset Interchange
RouteCity Street 405
StateOregon
Coordinates45.51376, -122.68994
Functional classUrban Collector

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 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 alignment6: Equal to present minimum criteria
Operating rating98.9 US tons
Inventory rating76.1 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length39 ft (12 m)
Longest span35 ft (10.7 m)
Deck width171 ft (52.2 m)
Roadway width124 ft (37.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic569 (2022)
Projected traffic890 by 2030
Trucks6%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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$179,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Conns 6 7 &8 over Conn 2 (hwy 47) built?

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

What condition is Conns 6 7 &8 over Conn 2 (hwy 47) 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 Conns 6 7 &8 over Conn 2 (hwy 47) carry?

About 569 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Conns 6 7 &8 over Conn 2 (hwy 47)?

The structure is 39 ft (12 m) long with a longest span of 35 ft (10.7 m) and a deck 171 ft wide.

Who owns Conns 6 7 &8 over Conn 2 (hwy 47)?

It is owned by the State Highway Agency.