US Bridges

NE 28th Ave over B-27 over UPRR

FairPosted for load

Multnomah County, Oregon · 1 Blk N of Sandy Blvd · Structure no. 07034C000000055

Built
1908
117 years old, rebuilt 1985
Condition
Fair
inspected June 2024
Type
Girder and Floorbeam System
Concrete Continuous
Length
421 ft
12 main spans
Daily traffic
6,578
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

NE 28th Ave over B-27 over UPRR is a concrete continuous girder and floorbeam system carrying NE 28th Ave over B-27 over UPRR in Multnomah County, Oregon. It was built in 1908 and reconstructed in 1985, so it is 117 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. Its operating status is: posted for load restriction.

It carries about 6,578 vehicles a day, roughly 1% of them trucks, projected to reach 9,245 by 2025. The structure is 421 ft (128.3 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesNE 28th Ave
CrossesB-27 over UPRR
Location1 Blk N of Sandy Blvd
RouteCity Street 9819
CountyMultnomah County
StateOregon
Coordinates45.53068, -122.63714
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating12.5 US tons
Inventory rating9.6 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans12
Design loadH 20
Structure length421 ft (128.3 m)
Longest span43 ft (13.1 m)
Deck width59 ft (18 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,578 (2020)
Projected traffic9,245 by 2025
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was NE 28th Ave over B-27 over UPRR built?

It was built in 1908, making it 117 years old in 2025. It was reconstructed in 1985.

What condition is NE 28th Ave over B-27 over UPRR 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 June 2024.

How much traffic does NE 28th Ave over B-27 over UPRR carry?

About 6,578 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is NE 28th Ave over B-27 over UPRR?

The structure is 421 ft (128.3 m) long with a longest span of 43 ft (13.1 m) and a deck 59 ft wide.

Who owns NE 28th Ave over B-27 over UPRR?

It is owned by the City or Municipal Highway Agency.