US Bridges

HWY 064 over HWY 064 Conn 2

Fair

Multnomah County, Oregon · 3.8 MI S Ore-Wash Line · Structure no. 13514C064 02271

Built
1979
46 years old
Condition
Fair
inspected April 2023
Type
Frame
Concrete
Length
52 ft
1 main span
Daily traffic
161,490
2022 count
Owner
State
State Highway Agency

About this bridge

HWY 064 over HWY 064 Conn 2 is a concrete frame carrying HWY 064 over HWY 064 Conn 2 in Multnomah County, Oregon. It was built in 1979, so it is 46 years old, younger 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 161,490 vehicles a day, roughly 8% of them trucks, projected to reach 197,400 by 2042. The structure is 52 ft (15.8 m) long and 450 ft wide.

CarriesHWY 064
CrossesHWY 064 Conn 2
Location3.8 MI S Ore-Wash Line
RouteInterstate 0
StateOregon
Coordinates45.54767, -122.56032
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 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
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length52 ft (15.8 m)
Longest span48 ft (14.6 m)
Deck width450 ft (137.2 m)
Roadway width124 ft (37.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic161,490 (2022)
Projected traffic197,400 by 2042
Trucks8%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY 064 over HWY 064 Conn 2 built?

It was built in 1979, making it 46 years old in 2025.

What condition is HWY 064 over HWY 064 Conn 2 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 HWY 064 over HWY 064 Conn 2 carry?

About 161,490 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is HWY 064 over HWY 064 Conn 2?

The structure is 52 ft (15.8 m) long with a longest span of 48 ft (14.6 m) and a deck 450 ft wide.

Who owns HWY 064 over HWY 064 Conn 2?

It is owned by the State Highway Agency.