US Bridges

Little Vlly RDC698 over Vale Main Canal

FairPosted for load

Malheur County, Oregon · 048 MI E Harper School · Structure no. 45C142069800477

Built
1976
49 years old
Condition
Fair
inspected October 2023
Type
Channel Beam
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
68
2020 count
Owner
County
County Highway Agency

About this bridge

Little Vlly RDC698 over Vale Main Canal is a prestressed concrete channel beam carrying Little Vlly RDC698 over Vale Main Canal in Malheur County, Oregon. It was built in 1976, so it is 49 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. Its operating status is: posted for load restriction.

It carries about 68 vehicles a day, roughly 10% of them trucks, projected to reach 79 by 2025. The structure is 43 ft (13.1 m) long and 24 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesLittle Vlly RDC698
CrossesVale Main Canal
Location048 MI E Harper School
RouteCounty Highway C0698
StateOregon
Coordinates43.8894, -117.527
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
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 alignment8: Equal to present desirable criteria
Operating rating33.1 US tons
Inventory rating25.6 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span42 ft (12.8 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic68 (2020)
Projected traffic79 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Little Vlly RDC698 over Vale Main Canal built?

It was built in 1976, making it 49 years old in 2025.

What condition is Little Vlly RDC698 over Vale Main 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 October 2023.

How much traffic does Little Vlly RDC698 over Vale Main Canal carry?

About 68 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Little Vlly RDC698 over Vale Main Canal?

The structure is 43 ft (13.1 m) long with a longest span of 42 ft (12.8 m) and a deck 24 ft wide.

Who owns Little Vlly RDC698 over Vale Main Canal?

It is owned by the County Highway Agency.