US Bridges

County RD 19 over Dimmick Creek

Good

Douglas County, Oregon · 2.5 MI E of Sutherlin · Structure no. 19C0080019 246

Built
1969
56 years old
Condition
Good
inspected April 2023
Type
Slab
Prestressed Concrete
Length
24 ft
1 main span
Daily traffic
5,111
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 19 over Dimmick Creek is a prestressed concrete slab carrying County RD 19 over Dimmick Creek in Douglas County, Oregon. It was built in 1969, so it is 56 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,111 vehicles a day, roughly 5% of them trucks, projected to reach 5,766 by 2025. The structure is 24 ft (7.3 m) long and 40 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty RD 19
CrossesDimmick Creek
Location2.5 MI E of Sutherlin
RouteCounty Highway 0A388
StateOregon
Coordinates43.40028, -123.26708
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating39 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,111 (2020)
Projected traffic5,766 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 County RD 19 over Dimmick Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is County RD 19 over Dimmick Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does County RD 19 over Dimmick Creek carry?

About 5,111 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is County RD 19 over Dimmick Creek?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 40 ft wide.

Who owns County RD 19 over Dimmick Creek?

It is owned by the County Highway Agency.