US Bridges

Harris Road over Pine Creek

FairPosted for load

Umatilla County, Oregon · 1.0 MI S of Schubert Road · Structure no. 59C534069700321

Built
1935
90 years old, rebuilt 1994
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
32
2020 count
Owner
County
County Highway Agency

About this bridge

Harris Road over Pine Creek is a steel stringer/multi-beam or girder carrying Harris Road over Pine Creek in Umatilla County, Oregon. It was built in 1935 and reconstructed in 1994, so it is 90 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 32 vehicles a day, roughly 20% of them trucks, projected to reach 37 by 2025. The structure is 52 ft (15.9 m) long and 26 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesHarris Road
CrossesPine Creek
Location1.0 MI S of Schubert Road
RouteCounty Highway 0
StateOregon
Coordinates45.94075, -118.50788
Functional classRural 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating6.1 US tons
Inventory rating4.6 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length52 ft (15.9 m)
Longest span51 ft (15.5 m)
Deck width26 ft (7.9 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32 (2020)
Projected traffic37 by 2025
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$346,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Harris Road over Pine Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1994.

What condition is Harris Road over Pine 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 July 2024.

How much traffic does Harris Road over Pine Creek carry?

About 32 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Harris Road over Pine Creek?

The structure is 52 ft (15.9 m) long with a longest span of 51 ft (15.5 m) and a deck 26 ft wide.

Who owns Harris Road over Pine Creek?

It is owned by the County Highway Agency.