US Bridges

Or 34 (hwy 210) over Owl Creek

Fair

Linn County, Oregon · 2.45 MI E Corvallis · Structure no. 04267A210 00245

Built
1965
60 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
120 ft
4 main spans
Daily traffic
32,045
2022 count
Owner
State
State Highway Agency

About this bridge

Or 34 (hwy 210) over Owl Creek is a prestressed concrete slab carrying Or 34 (hwy 210) over Owl Creek in Linn 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 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 32,045 vehicles a day, roughly 5% of them trucks, projected to reach 37,000 by 2042. The structure is 120 ft (36.6 m) long and 74 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

CarriesOr 34 (hwy 210)
CrossesOwl Creek
Location2.45 MI E Corvallis
RouteState Highway 34
StateOregon
Coordinates44.56408, -123.20964
Functional classRural Principal Arterial - Other

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.8 US tons
Inventory rating60 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span30 ft (9.1 m)
Deck width74 ft (22.5 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,045 (2022)
Projected traffic37,000 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Or 34 (hwy 210) over Owl Creek built?

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

What condition is Or 34 (hwy 210) over Owl 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 Or 34 (hwy 210) over Owl Creek carry?

About 32,045 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Or 34 (hwy 210) over Owl Creek?

The structure is 120 ft (36.6 m) long with a longest span of 30 ft (9.1 m) and a deck 74 ft wide.

Who owns Or 34 (hwy 210) over Owl Creek?

It is owned by the State Highway Agency.