US Bridges

Stage Gulch Road over Dry Gully

FairPosted for load

Umatilla County, Oregon · 6.5 MI E of S Edwards RD · Structure no. 59C537110000452

Built
1991
34 years old
Condition
Fair
inspected July 2024
Type
Channel Beam
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
162
2020 count
Owner
County
County Highway Agency

About this bridge

Stage Gulch Road over Dry Gully is a prestressed concrete channel beam carrying Stage Gulch Road over Dry Gully in Umatilla County, Oregon. It was built in 1991, so it is 34 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 162 vehicles a day, roughly 20% of them trucks, projected to reach 188 by 2025. The structure is 40 ft (12.2 m) long and 28 ft wide.

Location

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CarriesStage Gulch Road
CrossesDry Gully
Location6.5 MI E of S Edwards RD
RouteCounty Highway 0
CountyUmatilla County
StateOregon
Coordinates45.77525, -119.07688
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be 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 alignment8: Equal to present desirable criteria
Operating rating16.1 US tons
Inventory rating12.5 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span39 ft (11.9 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic162 (2020)
Projected traffic188 by 2025
Trucks20%
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 Stage Gulch Road over Dry Gully built?

It was built in 1991, making it 34 years old in 2025.

What condition is Stage Gulch Road over Dry Gully 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 Stage Gulch Road over Dry Gully carry?

About 162 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Stage Gulch Road over Dry Gully?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.9 m) and a deck 28 ft wide.

Who owns Stage Gulch Road over Dry Gully?

It is owned by the County Highway Agency.