US Bridges

Or 22 (hwy 30) over S Yamhill River

Fair

Polk County, Oregon · 247 MI W Salem · Structure no. 02081 030 00003

Built
1935
90 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
190 ft
3 main spans
Daily traffic
5,448
2022 count
Owner
State
State Highway Agency

About this bridge

Or 22 (hwy 30) over S Yamhill River is a steel continuous stringer/multi-beam or girder carrying Or 22 (hwy 30) over S Yamhill River in Polk County, Oregon. It was built in 1935, so it is 90 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.

It carries about 5,448 vehicles a day, roughly 10% of them trucks, projected to reach 6,650 by 2042. The structure is 190 ft (57.9 m) long and 33 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

Location

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CarriesOr 22 (hwy 30)
CrossesS Yamhill River
Location247 MI W Salem
RouteState Highway 22
CountyPolk County
StateOregon
Coordinates45.05556, -123.49286
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.8 US tons
Inventory rating23.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length190 ft (57.9 m)
Longest span100 ft (30.5 m)
Deck width33 ft (10.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,448 (2022)
Projected traffic6,650 by 2042
Trucks10%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed16.8 mi (27 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$973,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Or 22 (hwy 30) over S Yamhill River built?

It was built in 1935, making it 90 years old in 2025.

What condition is Or 22 (hwy 30) over S Yamhill River 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 November 2024.

How much traffic does Or 22 (hwy 30) over S Yamhill River carry?

About 5,448 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Or 22 (hwy 30) over S Yamhill River?

The structure is 190 ft (57.9 m) long with a longest span of 100 ft (30.5 m) and a deck 33 ft wide.

Who owns Or 22 (hwy 30) over S Yamhill River?

It is owned by the State Highway Agency.