US Bridges

Gurdane Road over Butter Creek

FairPosted for load

Umatilla County, Oregon · 4.3 MI S of HWY 74 · Structure no. 59C011142500427

Built
1965
60 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
97
2020 count
Owner
County
County Highway Agency

About this bridge

Gurdane Road over Butter Creek is a steel stringer/multi-beam or girder carrying Gurdane Road over Butter Creek in Umatilla County, Oregon. It was built in 1965, so it is 60 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 97 vehicles a day, roughly 20% of them trucks, projected to reach 113 by 2025. The structure is 31 ft (9.4 m) long and 22 ft wide. If it were closed, the detour would be 9.3 mi (15 km).

Location

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CarriesGurdane Road
CrossesButter Creek
Location4.3 MI S of HWY 74
RouteCounty Highway 0
CountyUmatilla County
StateOregon
Coordinates45.41116, -119.09469
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.
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 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 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 rating23.3 US tons
Inventory rating17.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span29 ft (8.8 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic97 (2020)
Projected traffic113 by 2025
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.3 mi (15 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 Gurdane Road over Butter Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Gurdane Road over Butter 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 Gurdane Road over Butter Creek carry?

About 97 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Gurdane Road over Butter Creek?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.8 m) and a deck 22 ft wide.

Who owns Gurdane Road over Butter Creek?

It is owned by the County Highway Agency.