US Bridges

I-5 (hwy 001) SB over I-5 @ CO RD Sutherlin CR

Fair

Douglas County, Oregon · 3.3 MI S of Sutherlin Scl · Structure no. 20215 001 13147

Built
2005
20 years old
Condition
Fair
inspected February 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
240 ft
1 main span
Daily traffic
16,874
2022 count
Owner
State
State Highway Agency

About this bridge

I-5 (hwy 001) SB over I-5 @ CO RD Sutherlin CR is a prestressed concrete box beam or girders - multiple carrying I-5 (hwy 001) SB over I-5 @ CO RD Sutherlin CR in Douglas County, Oregon. It was built in 2005, so it is 20 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 16,874 vehicles a day, roughly 20% of them trucks, projected to reach 17,600 by 2042. The structure is 240 ft (73.2 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-5 (hwy 001) SB
CrossesI-5 @ CO RD Sutherlin CR
Location3.3 MI S of Sutherlin Scl
RouteInterstate 5
CountyDouglas County
StateOregon
Coordinates43.31797, -123.3468
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating22.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHL 93
Structure length240 ft (73.2 m)
Longest span110 ft (33.5 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,874 (2022)
Projected traffic17,600 by 2042
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway 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) SB over I-5 @ CO RD Sutherlin CR built?

It was built in 2005, making it 20 years old in 2025.

What condition is I-5 (hwy 001) SB over I-5 @ CO RD Sutherlin CR 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) SB over I-5 @ CO RD Sutherlin CR carry?

About 16,874 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is I-5 (hwy 001) SB over I-5 @ CO RD Sutherlin CR?

The structure is 240 ft (73.2 m) long with a longest span of 110 ft (33.5 m) and a deck 45 ft wide.

Who owns I-5 (hwy 001) SB over I-5 @ CO RD Sutherlin CR?

It is owned by the State Highway Agency.