US Bridges

HWY 068 over Johnson Creek

Fair

Multnomah County, Oregon · 3.1 MI N of HWY 171 · Structure no. 04566B068 00710

Built
1930
95 years old, rebuilt 1990
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
80 ft
4 main spans
Daily traffic
21,862
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

HWY 068 over Johnson Creek is a steel stringer/multi-beam or girder carrying HWY 068 over Johnson Creek in Multnomah County, Oregon. It was built in 1930 and reconstructed in 1990, 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 21,862 vehicles a day, roughly 2% of them trucks, projected to reach 30,700 by 2042. The structure is 80 ft (24.4 m) long and 73 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesHWY 068
CrossesJohnson Creek
Location3.1 MI N of HWY 171
RouteState Highway 213
StateOregon
Coordinates45.46339, -122.57902
Functional classUrban Other Principal 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.4 US tons
Inventory rating27.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width73 ft (22.3 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,862 (2022)
Projected traffic30,700 by 2042
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.8 mi (11 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY 068 over Johnson Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1990.

What condition is HWY 068 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 June 2023.

How much traffic does HWY 068 over Johnson Creek carry?

About 21,862 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is HWY 068 over Johnson Creek?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 73 ft wide.

Who owns HWY 068 over Johnson Creek?

It is owned by the City or Municipal Highway Agency.