US Bridges

HWY 092 over Pnwr

Fair

Multnomah County, Oregon · 4.3 MI W ST Johns Br · Structure no. 02014A02W 01123

Built
1968
57 years old
Condition
Fair
inspected October 2023
Type
Frame
Concrete
Length
24 ft
1 main span
Daily traffic
20,125
2022 count
Owner
State
State Highway Agency

About this bridge

HWY 092 over Pnwr is a concrete frame carrying HWY 092 over Pnwr in Multnomah County, Oregon. It was built in 1968, so it is 57 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 20,125 vehicles a day, roughly 8% of them trucks, projected to reach 25,600 by 2042. The structure is 24 ft (7.2 m) long and 454 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesHWY 092
CrossesPnwr
Location4.3 MI W ST Johns Br
RouteU.S. Route 30
CountyMultnomah County
StateOregon
Coordinates45.6306, -122.8237
Functional classRural Principal Arterial - Other

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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating21.4 US tons
Inventory rating16.4 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length24 ft (7.2 m)
Longest span20 ft (6.1 m)
Deck width454 ft (138.4 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,125 (2022)
Projected traffic25,600 by 2042
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed6.2 mi (10 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was HWY 092 over Pnwr built?

It was built in 1968, making it 57 years old in 2025.

What condition is HWY 092 over Pnwr 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 October 2023.

How much traffic does HWY 092 over Pnwr carry?

About 20,125 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is HWY 092 over Pnwr?

The structure is 24 ft (7.2 m) long with a longest span of 20 ft (6.1 m) and a deck 454 ft wide.

Who owns HWY 092 over Pnwr?

It is owned by the State Highway Agency.