US Bridges

Or 217 (hwy 144) over Ashbrook Creek

Fair

Washington County, Oregon · 0.8 MI N of HWY 1W · Structure no. 0M080 144 00511

Built
1970
55 years old, rebuilt 1973
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
107,364
2022 count
Owner
State
State Highway Agency

About this bridge

Or 217 (hwy 144) over Ashbrook Creek is a concrete continuous culvert carrying Or 217 (hwy 144) over Ashbrook Creek in Washington County, Oregon. It was built in 1970 and reconstructed in 1973, so it is 55 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 107,364 vehicles a day, roughly 3% of them trucks, projected to reach 126,400 by 2042. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesOr 217 (hwy 144)
CrossesAshbrook Creek
Location0.8 MI N of HWY 1W
RouteState Highway 217
StateOregon
Coordinates45.4424, -122.7746
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.4 US tons
Inventory rating47.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic107,364 (2022)
Projected traffic126,400 by 2042
Trucks3%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Or 217 (hwy 144) over Ashbrook Creek built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1973.

What condition is Or 217 (hwy 144) over Ashbrook 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 June 2024.

How much traffic does Or 217 (hwy 144) over Ashbrook Creek carry?

About 107,364 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Or 217 (hwy 144) over Ashbrook Creek?

The structure is 24 ft (7.3 m) long with a longest span of 12 ft (3.7 m).

Who owns Or 217 (hwy 144) over Ashbrook Creek?

It is owned by the State Highway Agency.