US Bridges

E. Columbia Ave. over Union Pacific Railroad

FairPosted for load

Morrow County, Oregon · East of Boardman · Structure no. 49C18 073000000

Built
1984
41 years old
Condition
Fair
inspected October 2024
Type
Tee Beam
Concrete Continuous
Length
219 ft
7 main spans
Daily traffic
363
2020 count
Owner
State
Other State Agency

About this bridge

E. Columbia Ave. over Union Pacific Railroad is a concrete continuous tee beam carrying E. Columbia Ave. over Union Pacific Railroad in Morrow County, Oregon. It was built in 1984, so it is 41 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 363 vehicles a day, roughly 10% of them trucks, projected to reach 433 by 2025. The structure is 219 ft (66.8 m) long and 34 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesE. Columbia Ave.
CrossesUnion Pacific Railroad
LocationEast of Boardman
RouteCounty Highway 0
CountyMorrow County
StateOregon
Coordinates45.85083, -119.65558
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating33.1 US tons
Inventory rating25.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length219 ft (66.8 m)
Longest span38 ft (11.6 m)
Deck width34 ft (10.5 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic363 (2020)
Projected traffic433 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerOther State Agency
Maintained byOther State 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 E. Columbia Ave. over Union Pacific Railroad built?

It was built in 1984, making it 41 years old in 2025.

What condition is E. Columbia Ave. over Union Pacific Railroad 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 2024.

How much traffic does E. Columbia Ave. over Union Pacific Railroad carry?

About 363 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is E. Columbia Ave. over Union Pacific Railroad?

The structure is 219 ft (66.8 m) long with a longest span of 38 ft (11.6 m) and a deck 34 ft wide.

Who owns E. Columbia Ave. over Union Pacific Railroad?

It is owned by the Other State Agency.