US Bridges

County RD 1 over Canyon Creek

Fair

Douglas County, Oregon · 0.5 MI E of Canyonville · Structure no. 19C467 1 326

Built
1954
71 years old
Condition
Fair
inspected June 2023
Type
Tee Beam
Concrete Continuous
Length
122 ft
3 main spans
Daily traffic
5,291
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 1 over Canyon Creek is a concrete continuous tee beam carrying County RD 1 over Canyon Creek in Douglas County, Oregon. It was built in 1954, so it is 71 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 5 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 5,291 vehicles a day, roughly 15% of them trucks, projected to reach 5,981 by 2025. The structure is 122 ft (37.2 m) long and 39 ft wide.

Location

Open in Google Maps
CarriesCounty RD 1
CrossesCanyon Creek
Location0.5 MI E of Canyonville
RouteCounty Highway A0410
CountyDouglas County
StateOregon
Coordinates42.92759, -123.27613
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length122 ft (37.2 m)
Longest span48 ft (14.6 m)
Deck width39 ft (11.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,291 (2020)
Projected traffic5,981 by 2025
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
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 County RD 1 over Canyon Creek built?

It was built in 1954, making it 71 years old in 2025.

What condition is County RD 1 over Canyon 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 2023.

How much traffic does County RD 1 over Canyon Creek carry?

About 5,291 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is County RD 1 over Canyon Creek?

The structure is 122 ft (37.2 m) long with a longest span of 48 ft (14.6 m) and a deck 39 ft wide.

Who owns County RD 1 over Canyon Creek?

It is owned by the County Highway Agency.