US Bridges

Harrington Road over Bledsoe Creek

Fair

Washington County, Oregon · 010 Mile East of Roy · Structure no. 671300159200142

Built
1985
40 years old
Condition
Fair
inspected August 2024
Type
Slab
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
809
2020 count
Owner
County
County Highway Agency

About this bridge

Harrington Road over Bledsoe Creek is a prestressed concrete slab carrying Harrington Road over Bledsoe Creek in Washington County, Oregon. It was built in 1985, so it is 40 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 809 vehicles a day, roughly 10% of them trucks, projected to reach 889 by 2025. The structure is 61 ft (18.6 m) long and 28 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

Location

Open in Google Maps
CarriesHarrington Road
CrossesBledsoe Creek
Location010 Mile East of Roy
RouteCounty Highway C1989
CountyWashington County
StateOregon
Coordinates45.59316, -123.06711
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88 US tons
Inventory rating53 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span60 ft (18.3 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic809 (2020)
Projected traffic889 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Harrington Road over Bledsoe Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is Harrington Road over Bledsoe 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 August 2024.

How much traffic does Harrington Road over Bledsoe Creek carry?

About 809 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Harrington Road over Bledsoe Creek?

The structure is 61 ft (18.6 m) long with a longest span of 60 ft (18.3 m) and a deck 28 ft wide.

Who owns Harrington Road over Bledsoe Creek?

It is owned by the County Highway Agency.