US Bridges

Washington ST over Abernethy Creek

Good

Clackamas County, Oregon · 005 MI N Oregon City Cc · Structure no. 19119 000 00000

Built
2003
22 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
212 ft
2 main spans
Daily traffic
12,680
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Washington ST over Abernethy Creek is a prestressed concrete box beam or girders - multiple carrying Washington ST over Abernethy Creek in Clackamas County, Oregon. It was built in 2003, so it is 22 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 12,680 vehicles a day, roughly 10% of them trucks, projected to reach 13,430 by 2025. The structure is 212 ft (64.6 m) long and 73 ft wide.

CarriesWashington ST
CrossesAbernethy Creek
Location005 MI N Oregon City Cc
RouteCity Street 213
StateOregon
Coordinates45.36374, -122.59742
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length212 ft (64.6 m)
Longest span112 ft (34 m)
Deck width73 ft (22.4 m)
Roadway width57 ft (17.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,680 (2020)
Projected traffic13,430 by 2025
Trucks10%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Washington ST over Abernethy Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is Washington ST over Abernethy Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Washington ST over Abernethy Creek carry?

About 12,680 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Washington ST over Abernethy Creek?

The structure is 212 ft (64.6 m) long with a longest span of 112 ft (34 m) and a deck 73 ft wide.

Who owns Washington ST over Abernethy Creek?

It is owned by the City or Municipal Highway Agency.