US Bridges

SE Harney ST over B-57 over Johnson Creek

Fair

Multnomah County, Oregon · S E Harney ST Nr S E 45th · Structure no. 25B57 000

Built
1948
77 years old, rebuilt 1976
Condition
Fair
inspected August 2024
Type
Girder and Floorbeam System
Steel
Length
44 ft
1 main span
Daily traffic
137
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

SE Harney ST over B-57 over Johnson Creek is a steel girder and floorbeam system carrying SE Harney ST over B-57 over Johnson Creek in Multnomah County, Oregon. It was built in 1948 and reconstructed in 1976, so it is 77 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.

It carries about 137 vehicles a day, roughly 1% of them trucks, projected to reach 151 by 2025. The structure is 44 ft (13.4 m) long and 12 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesSE Harney ST
CrossesB-57 over Johnson Creek
LocationS E Harney ST Nr S E 45th
RouteCity Street C0000
CountyMultnomah County
StateOregon
Coordinates45.463, -122.61793
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating22.8 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span42 ft (12.8 m)
Deck width12 ft (3.7 m)
Roadway width10 ft (3.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic137 (2020)
Projected traffic151 by 2025
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SE Harney ST over B-57 over Johnson Creek built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1976.

What condition is SE Harney ST over B-57 over Johnson Creek 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 August 2024.

How much traffic does SE Harney ST over B-57 over Johnson Creek carry?

About 137 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is SE Harney ST over B-57 over Johnson Creek?

The structure is 44 ft (13.4 m) long with a longest span of 42 ft (12.8 m) and a deck 12 ft wide.

Who owns SE Harney ST over B-57 over Johnson Creek?

It is owned by the City or Municipal Highway Agency.