US Bridges

E Highland Ext over US Feed Canal

Fair

Umatilla County, Oregon · 1.6 MI E of HWY 395 · Structure no. 17927 119800004

Built
1996
29 years old
Condition
Fair
inspected July 2024
Type
Slab
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
546
2020 count
Owner
County
County Highway Agency

About this bridge

E Highland Ext over US Feed Canal is a prestressed concrete slab carrying E Highland Ext over US Feed Canal in Umatilla County, Oregon. It was built in 1996, so it is 29 years old, younger 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 546 vehicles a day, roughly 15% of them trucks, projected to reach 576 by 2025. The structure is 63 ft (19.2 m) long and 32 ft wide.

CarriesE Highland Ext
CrossesUS Feed Canal
Location1.6 MI E of HWY 395
RouteCounty Highway 0
StateOregon
Coordinates45.83479, -119.25423
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.7 US tons
Inventory rating46.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length63 ft (19.2 m)
Longest span61 ft (18.6 m)
Deck width32 ft (9.9 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic546 (2020)
Projected traffic576 by 2025
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was E Highland Ext over US Feed Canal built?

It was built in 1996, making it 29 years old in 2025.

What condition is E Highland Ext over US Feed Canal 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 E Highland Ext over US Feed Canal carry?

About 546 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is E Highland Ext over US Feed Canal?

The structure is 63 ft (19.2 m) long with a longest span of 61 ft (18.6 m) and a deck 32 ft wide.

Who owns E Highland Ext over US Feed Canal?

It is owned by the County Highway Agency.