US Bridges

Jeffrsn-Marion HWY over Rail Road

Fair

Marion County, Oregon · 02.1 East of Jefferson · Structure no. 20150 035 00000

Built
2006
19 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
101 ft
1 main span
Daily traffic
3,318
2020 count
Owner
County
County Highway Agency

About this bridge

Jeffrsn-Marion HWY over Rail Road is a prestressed concrete box beam or girders - multiple carrying Jeffrsn-Marion HWY over Rail Road in Marion County, Oregon. It was built in 2006, so it is 19 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.

It carries about 3,318 vehicles a day, roughly 10% of them trucks, projected to reach 3,728 by 2025. The structure is 101 ft (30.8 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesJeffrsn-Marion HWY
CrossesRail Road
Location02.1 East of Jefferson
RouteCounty Highway A0566
CountyMarion County
StateOregon
Coordinates44.73416, -122.97302
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating33.2 US tons
Inventory rating25.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length101 ft (30.8 m)
Longest span99 ft (30.2 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,318 (2020)
Projected traffic3,728 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Jeffrsn-Marion HWY over Rail Road built?

It was built in 2006, making it 19 years old in 2025.

What condition is Jeffrsn-Marion HWY over Rail Road 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 August 2024.

How much traffic does Jeffrsn-Marion HWY over Rail Road carry?

About 3,318 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Jeffrsn-Marion HWY over Rail Road?

The structure is 101 ft (30.8 m) long with a longest span of 99 ft (30.2 m) and a deck 39 ft wide.

Who owns Jeffrsn-Marion HWY over Rail Road?

It is owned by the County Highway Agency.