US Bridges

Coast Creek Road over Canada Creek

Fair

Yamhill County, Oregon · 086 MI N Willamina · Structure no. 11759 000

Built
1968
57 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
85
2020 count
Owner
County
County Highway Agency

About this bridge

Coast Creek Road over Canada Creek is a prestressed concrete slab carrying Coast Creek Road over Canada Creek in Yamhill County, Oregon. It was built in 1968, so it is 57 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 85 vehicles a day, projected to reach 95 by 2025. The structure is 32 ft (9.8 m) long and 21 ft wide.

CarriesCoast Creek Road
CrossesCanada Creek
Location086 MI N Willamina
RouteCounty Highway C0407
StateOregon
Coordinates45.15464, -123.53904
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 protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.4 US tons
Inventory rating47.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span31 ft (9.4 m)
Deck width21 ft (6.4 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic85 (2020)
Projected traffic95 by 2025
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Coast Creek Road over Canada Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Coast Creek Road over Canada 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 Coast Creek Road over Canada Creek carry?

About 85 vehicles per day (2020 count).

How long is Coast Creek Road over Canada Creek?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.4 m) and a deck 21 ft wide.

Who owns Coast Creek Road over Canada Creek?

It is owned by the County Highway Agency.