US Bridges

N Going Street over B-12 over UPRR Yards

Fair

Multnomah County, Oregon · Bet Greeley Ave & Swan Is · Structure no. 25B12 000 00020

Built
1930
95 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete Continuous
Length
301 ft
5 main spans
Daily traffic
42,758
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

N Going Street over B-12 over UPRR Yards is a concrete continuous tee beam carrying N Going Street over B-12 over UPRR Yards in Multnomah County, Oregon. It was built in 1930, so it is 95 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 42,758 vehicles a day, roughly 15% of them trucks, projected to reach 63,507 by 2025. The structure is 301 ft (91.7 m) long and 95 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesN Going Street
CrossesB-12 over UPRR Yards
LocationBet Greeley Ave & Swan Is
RouteCity Street 9926
StateOregon
Coordinates45.55603, -122.69447
Functional classUrban Minor Arterial

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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating15.8 US tons
Inventory rating12.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length301 ft (91.7 m)
Longest span89 ft (27.1 m)
Deck width95 ft (29.1 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,758 (2020)
Projected traffic63,507 by 2025
Trucks15%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 N Going Street over B-12 over UPRR Yards built?

It was built in 1930, making it 95 years old in 2025.

What condition is N Going Street over B-12 over UPRR Yards 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 2024.

How much traffic does N Going Street over B-12 over UPRR Yards carry?

About 42,758 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is N Going Street over B-12 over UPRR Yards?

The structure is 301 ft (91.7 m) long with a longest span of 89 ft (27.1 m) and a deck 95 ft wide.

Who owns N Going Street over B-12 over UPRR Yards?

It is owned by the City or Municipal Highway Agency.