US Bridges

HWY 339 over E F Little Walla Walla

FairPosted for load

Umatilla County, Oregon · 2.1 Mi. N. Jct. or 11 · Structure no. 04704 339 00316

Built
1919
106 years old, rebuilt 1955
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
23 ft
1 main span
Daily traffic
2,172
2022 count
Owner
State
State Highway Agency

About this bridge

HWY 339 over E F Little Walla Walla is a steel stringer/multi-beam or girder carrying HWY 339 over E F Little Walla Walla in Umatilla County, Oregon. It was built in 1919 and reconstructed in 1955, so it is 106 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. Its operating status is: posted for load restriction.

It carries about 2,172 vehicles a day, roughly 14% of them trucks, projected to reach 2,300 by 2042. The structure is 23 ft (6.9 m) long and 31 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesHWY 339
CrossesE F Little Walla Walla
Location2.1 Mi. N. Jct. or 11
RouteState Highway 339
CountyUmatilla County
StateOregon
Coordinates45.95502, -118.40271
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.7 US tons
Inventory rating24.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length23 ft (6.9 m)
Longest span21 ft (6.4 m)
Deck width31 ft (9.4 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,172 (2022)
Projected traffic2,300 by 2042
Trucks14%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY 339 over E F Little Walla Walla built?

It was built in 1919, making it 106 years old in 2025. It was reconstructed in 1955.

What condition is HWY 339 over E F Little Walla Walla 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 February 2024.

How much traffic does HWY 339 over E F Little Walla Walla carry?

About 2,172 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is HWY 339 over E F Little Walla Walla?

The structure is 23 ft (6.9 m) long with a longest span of 21 ft (6.4 m) and a deck 31 ft wide.

Who owns HWY 339 over E F Little Walla Walla?

It is owned by the State Highway Agency.