US Bridges

Oak Ridge Road over North Yamhill River

Fair

Yamhill County, Oregon · 2 MI W of Yamhill · Structure no. 11538 000

Built
1956
69 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
121 ft
5 main spans
Daily traffic
119
2020 count
Owner
County
County Highway Agency

About this bridge

Oak Ridge Road over North Yamhill River is a steel stringer/multi-beam or girder carrying Oak Ridge Road over North Yamhill River in Yamhill County, Oregon. It was built in 1956, so it is 69 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 119 vehicles a day, projected to reach 134 by 2025. The structure is 121 ft (36.9 m) long and 22 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesOak Ridge Road
CrossesNorth Yamhill River
Location2 MI W of Yamhill
RouteCounty Highway C0244
CountyYamhill County
StateOregon
Coordinates45.36219, -123.31374
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating27.9 US tons
Inventory rating21.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans5
Design loadH 20
Structure length121 ft (36.9 m)
Longest span45 ft (13.7 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic119 (2020)
Projected traffic134 by 2025
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Oak Ridge Road over North Yamhill River built?

It was built in 1956, making it 69 years old in 2025.

What condition is Oak Ridge Road over North 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 October 2023.

How much traffic does Oak Ridge Road over North Yamhill River carry?

About 119 vehicles per day (2020 count).

How long is Oak Ridge Road over North Yamhill River?

The structure is 121 ft (36.9 m) long with a longest span of 45 ft (13.7 m) and a deck 22 ft wide.

Who owns Oak Ridge Road over North Yamhill River?

It is owned by the County Highway Agency.