US Bridges

I-5 (hwy 001) NB over S Umpqua R & Corp

Fair

Douglas County, Oregon · 03.4 MI S of Roseburg Scl · Structure no. 19738 001 12057

Built
2006
19 years old
Condition
Fair
inspected February 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
951 ft
4 main spans
Daily traffic
20,749
2022 count
Owner
State
State Highway Agency

About this bridge

I-5 (hwy 001) NB over S Umpqua R & Corp is a prestressed concrete continuous box beam or girders - multiple carrying I-5 (hwy 001) NB over S Umpqua R & Corp in Douglas County, Oregon. It was built in 2006, so it is 19 years old, younger 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 20,749 vehicles a day, roughly 20% of them trucks, projected to reach 23,200 by 2042. The structure is 951 ft (290 m) long and 62 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-5 (hwy 001) NB
CrossesS Umpqua R & Corp
Location03.4 MI S of Roseburg Scl
RouteInterstate 5
CountyDouglas County
StateOregon
Coordinates43.1691, -123.3669
Functional classRural Principal Arterial - Interstate

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 protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.2 US tons
Inventory rating41.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length951 ft (290 m)
Longest span272 ft (83 m)
Deck width62 ft (18.9 m)
Roadway width59 ft (18 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,749 (2022)
Projected traffic23,200 by 2042
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I-5 (hwy 001) NB over S Umpqua R & Corp built?

It was built in 2006, making it 19 years old in 2025.

What condition is I-5 (hwy 001) NB over S Umpqua R & Corp 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 February 2023.

How much traffic does I-5 (hwy 001) NB over S Umpqua R & Corp carry?

About 20,749 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is I-5 (hwy 001) NB over S Umpqua R & Corp?

The structure is 951 ft (290 m) long with a longest span of 272 ft (83 m) and a deck 62 ft wide.

Who owns I-5 (hwy 001) NB over S Umpqua R & Corp?

It is owned by the State Highway Agency.