US Bridges

County RD 19 over Calapooya Creek

Fair

Douglas County, Oregon · 16.5 MI E of Sutherlin · Structure no. 19C015001901646

Built
1959
66 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
79 ft
2 main spans
Daily traffic
108
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 19 over Calapooya Creek is a steel stringer/multi-beam or girder carrying County RD 19 over Calapooya Creek in Douglas County, Oregon. It was built in 1959, so it is 66 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 108 vehicles a day, roughly 1% of them trucks, projected to reach 123 by 2025. The structure is 79 ft (24.1 m) long and 22 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesCounty RD 19
CrossesCalapooya Creek
Location16.5 MI E of Sutherlin
RouteCounty Highway 0A388
CountyDouglas County
StateOregon
Coordinates43.47355, -123.06684
Functional classRural Minor 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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating33.2 US tons
Inventory rating25.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 15
Structure length79 ft (24.1 m)
Longest span48 ft (14.6 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic108 (2020)
Projected traffic123 by 2025
Trucks1%
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$405,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 19 over Calapooya Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is County RD 19 over Calapooya 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 County RD 19 over Calapooya Creek carry?

About 108 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is County RD 19 over Calapooya Creek?

The structure is 79 ft (24.1 m) long with a longest span of 48 ft (14.6 m) and a deck 22 ft wide.

Who owns County RD 19 over Calapooya Creek?

It is owned by the County Highway Agency.