US Bridges

I-5 (hwy 001) SB over Row River Oflow

Good

Lane County, Oregon · 0.9 MI N Cottage Grove · Structure no. 19849 001 17560

Built
2005
20 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
217 ft
3 main spans
Daily traffic
18,955
2022 count
Owner
State
State Highway Agency

About this bridge

I-5 (hwy 001) SB over Row River Oflow is a prestressed concrete continuous stringer/multi-beam or girder carrying I-5 (hwy 001) SB over Row River Oflow in Lane 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 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 18,955 vehicles a day, roughly 26% of them trucks, projected to reach 19,850 by 2042. The structure is 217 ft (66 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-5 (hwy 001) SB
CrossesRow River Oflow
Location0.9 MI N Cottage Grove
RouteInterstate 5
CountyLane County
StateOregon
Coordinates43.81607, -123.03763
Functional classRural Principal Arterial - Interstate

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 protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating48.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length217 ft (66 m)
Longest span85 ft (26 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,955 (2022)
Projected traffic19,850 by 2042
Trucks26%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for 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 Row River Oflow built?

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

What condition is I-5 (hwy 001) SB over Row River Oflow 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 May 2024.

How much traffic does I-5 (hwy 001) SB over Row River Oflow carry?

About 18,955 vehicles per day (2022 count), of which roughly 26% are trucks.

How long is I-5 (hwy 001) SB over Row River Oflow?

The structure is 217 ft (66 m) long with a longest span of 85 ft (26 m) and a deck 44 ft wide.

Who owns I-5 (hwy 001) SB over Row River Oflow?

It is owned by the State Highway Agency.