US Bridges

County RD 200 over North Umpqua River

Fair

Douglas County, Oregon · 16.0 MI NE of Roseburg · Structure no. 19C143 200 1647

Built
1957
68 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
480 ft
7 main spans
Daily traffic
1,216
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 200 over North Umpqua River is a steel stringer/multi-beam or girder carrying County RD 200 over North Umpqua River in Douglas County, Oregon. It was built in 1957, so it is 68 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 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 1,216 vehicles a day, roughly 10% of them trucks, projected to reach 1,376 by 2025. The structure is 480 ft (146.3 m) long and 23 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

Location

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CarriesCounty RD 200
CrossesNorth Umpqua River
Location16.0 MI NE of Roseburg
RouteCounty Highway C0200
CountyDouglas County
StateOregon
Coordinates43.3075, -123.12391
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40.7 US tons
Inventory rating31.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans7 (+4 approach)
Design loadH 20
Structure length480 ft (146.3 m)
Longest span109 ft (33.2 m)
Deck width23 ft (6.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,216 (2020)
Projected traffic1,376 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 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 County RD 200 over North Umpqua River built?

It was built in 1957, making it 68 years old in 2025.

What condition is County RD 200 over North Umpqua River 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 200 over North Umpqua River carry?

About 1,216 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is County RD 200 over North Umpqua River?

The structure is 480 ft (146.3 m) long with a longest span of 109 ft (33.2 m) and a deck 23 ft wide.

Who owns County RD 200 over North Umpqua River?

It is owned by the County Highway Agency.