US Bridges

East CR RD over Willamina Creek

FairPosted for load

Yamhill County, Oregon · 071 MI N Willamina · Structure no. 11744F000

Built
1961
64 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
100 ft
4 main spans
Daily traffic
243
2020 count
Owner
County
County Highway Agency

About this bridge

East CR RD over Willamina Creek is a prestressed concrete slab carrying East CR RD over Willamina Creek in Yamhill County, Oregon. It was built in 1961, so it is 64 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. Its operating status is: posted for load restriction.

It carries about 243 vehicles a day, roughly 15% of them trucks, projected to reach 273 by 2025. The structure is 100 ft (30.5 m) long and 21 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesEast CR RD
CrossesWillamina Creek
Location071 MI N Willamina
RouteCounty Highway C0410
CountyYamhill County
StateOregon
Coordinates45.16549, -123.49966
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.8 US tons
Inventory rating20.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span27 ft (8.2 m)
Deck width21 ft (6.4 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic243 (2020)
Projected traffic273 by 2025
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$512,000
NavigationNo navigation control on waterway

Frequently asked questions

When was East CR RD over Willamina Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is East CR RD over Willamina 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 October 2024.

How much traffic does East CR RD over Willamina Creek carry?

About 243 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is East CR RD over Willamina Creek?

The structure is 100 ft (30.5 m) long with a longest span of 27 ft (8.2 m) and a deck 21 ft wide.

Who owns East CR RD over Willamina Creek?

It is owned by the County Highway Agency.