US Bridges

HWY 064 NB over Pedestrian Path

Fair

Multnomah County, Oregon · 0.8 MI N of Portland Scl · Structure no. 13540 064 01743

Built
1974
51 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
268 ft
3 main spans
Daily traffic
75,850
2022 count
Owner
State
State Highway Agency

About this bridge

HWY 064 NB over Pedestrian Path is a prestressed concrete stringer/multi-beam or girder carrying HWY 064 NB over Pedestrian Path in Multnomah County, Oregon. It was built in 1974, so it is 51 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 75,850 vehicles a day, roughly 8% of them trucks, projected to reach 83,650 by 2042. The structure is 268 ft (81.7 m) long and 75 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesHWY 064 NB
CrossesPedestrian Path
Location0.8 MI N of Portland Scl
RouteInterstate 205
CountyMultnomah County
StateOregon
Coordinates45.47292, -122.56529
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 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 rating35.1 US tons
Inventory rating27.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length268 ft (81.7 m)
Longest span92 ft (28 m)
Deck width75 ft (23 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75,850 (2022)
Projected traffic83,650 by 2042
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY 064 NB over Pedestrian Path built?

It was built in 1974, making it 51 years old in 2025.

What condition is HWY 064 NB over Pedestrian Path 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 March 2023.

How much traffic does HWY 064 NB over Pedestrian Path carry?

About 75,850 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is HWY 064 NB over Pedestrian Path?

The structure is 268 ft (81.7 m) long with a longest span of 92 ft (28 m) and a deck 75 ft wide.

Who owns HWY 064 NB over Pedestrian Path?

It is owned by the State Highway Agency.