US Bridges

Steamboat CR RD over Canton Creek

Fair

Douglas County, Oregon · 0.7 MI NE of Steamboat · Structure no. 19C386024900054

Built
1953
72 years old
Condition
Fair
inspected April 2023
Type
Tee Beam
Concrete Continuous
Length
165 ft
2 main spans
Daily traffic
403
2020 count
Owner
County
County Highway Agency

About this bridge

Steamboat CR RD over Canton Creek is a concrete continuous tee beam carrying Steamboat CR RD over Canton Creek in Douglas County, Oregon. It was built in 1953, so it is 72 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 403 vehicles a day, roughly 10% of them trucks, projected to reach 458 by 2025. The structure is 165 ft (50.3 m) long and 29 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesSteamboat CR RD
CrossesCanton Creek
Location0.7 MI NE of Steamboat
RouteCounty Highway C0249
CountyDouglas County
StateOregon
Coordinates43.34983, -122.72964
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating26.1 US tons
Inventory rating20 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadH 20
Structure length165 ft (50.3 m)
Longest span70 ft (21.3 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic403 (2020)
Projected traffic458 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Steamboat CR RD over Canton Creek built?

It was built in 1953, making it 72 years old in 2025.

What condition is Steamboat CR RD over Canton 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 April 2023.

How much traffic does Steamboat CR RD over Canton Creek carry?

About 403 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Steamboat CR RD over Canton Creek?

The structure is 165 ft (50.3 m) long with a longest span of 70 ft (21.3 m) and a deck 29 ft wide.

Who owns Steamboat CR RD over Canton Creek?

It is owned by the County Highway Agency.