US Bridges

209th Ave over Butternut Creek

Fair

Washington County, Oregon · 0.6 MI W of BR.671214 · Structure no. 20890 000 00000

Built
2009
16 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
13,751
2020 count
Owner
County
County Highway Agency

About this bridge

209th Ave over Butternut Creek is a prestressed concrete slab carrying 209th Ave over Butternut Creek in Washington County, Oregon. It was built in 2009, so it is 16 years old, younger 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 13,751 vehicles a day, roughly 5% of them trucks, projected to reach 14,501 by 2025. The structure is 60 ft (18.3 m) long and 67 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries209th Ave
CrossesButternut Creek
Location0.6 MI W of BR.671214
RouteCounty Highway 0
StateOregon
Coordinates45.48451, -122.89303
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating90.4 US tons
Inventory rating69.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length60 ft (18.3 m)
Longest span60 ft (18.3 m)
Deck width67 ft (20.4 m)
Roadway width50 ft (15.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,751 (2020)
Projected traffic14,501 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 209th Ave over Butternut Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is 209th Ave over Butternut 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 209th Ave over Butternut Creek carry?

About 13,751 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is 209th Ave over Butternut Creek?

The structure is 60 ft (18.3 m) long with a longest span of 60 ft (18.3 m) and a deck 67 ft wide.

Who owns 209th Ave over Butternut Creek?

It is owned by the County Highway Agency.