US Bridges

Webfoot Road over W. Fk. Palmer Creek

Poor

Yamhill County, Oregon · 0.2 S Dayton · Structure no. 11773 000

Built
1959
66 years old
Condition
Poor
inspected October 2024
Type
Slab
Prestressed Concrete
Length
64 ft
3 main spans
Daily traffic
566
2020 count
Owner
County
County Highway Agency

About this bridge

Webfoot Road over W. Fk. Palmer Creek is a prestressed concrete slab carrying Webfoot Road over W. Fk. Palmer Creek in Yamhill County, Oregon. It was built in 1959, so it is 66 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 566 vehicles a day, roughly 10% of them trucks, projected to reach 631 by 2025. The structure is 64 ft (19.5 m) long and 20 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesWebfoot Road
CrossesW. Fk. Palmer Creek
Location0.2 S Dayton
RouteCounty Highway C0006
CountyYamhill County
StateOregon
Coordinates45.212, -123.0851
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40.3 US tons
Inventory rating31.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span21 ft (6.4 m)
Deck width20 ft (6.1 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic566 (2020)
Projected traffic631 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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$328,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Webfoot Road over W. Fk. Palmer Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is Webfoot Road over W. Fk. Palmer Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does Webfoot Road over W. Fk. Palmer Creek carry?

About 566 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Webfoot Road over W. Fk. Palmer Creek?

The structure is 64 ft (19.5 m) long with a longest span of 21 ft (6.4 m) and a deck 20 ft wide.

Who owns Webfoot Road over W. Fk. Palmer Creek?

It is owned by the County Highway Agency.