US Bridges

HWY 334 over Greasewood Creek

Fair

Umatilla County, Oregon · 6.8 Mi. W. Jct. or 11 · Structure no. 04784A334 01133

Built
1971
54 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
207
2022 count
Owner
State
State Highway Agency

About this bridge

HWY 334 over Greasewood Creek is a prestressed concrete slab carrying HWY 334 over Greasewood Creek in Umatilla County, Oregon. It was built in 1971, so it is 54 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 207 vehicles a day, roughly 31% of them trucks, projected to reach 220 by 2042. The structure is 50 ft (15.2 m) long and 36 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesHWY 334
CrossesGreasewood Creek
Location6.8 Mi. W. Jct. or 11
RouteState Highway 334
StateOregon
Coordinates45.81956, -118.61156
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span49 ft (14.9 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic207 (2022)
Projected traffic220 by 2042
Trucks31%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 334 over Greasewood Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is HWY 334 over Greasewood 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 September 2024.

How much traffic does HWY 334 over Greasewood Creek carry?

About 207 vehicles per day (2022 count), of which roughly 31% are trucks.

How long is HWY 334 over Greasewood Creek?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.9 m) and a deck 36 ft wide.

Who owns HWY 334 over Greasewood Creek?

It is owned by the State Highway Agency.