US Bridges

I-5 (hwy 001) NB over Bear CR

Fair

Jackson County, Oregon · 0.4 MI N of Crater Lk HWY · Structure no. 08771N001 03069

Built
1961
64 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
207 ft
4 main spans
Daily traffic
20,832
2022 count
Owner
State
State Highway Agency

About this bridge

I-5 (hwy 001) NB over Bear CR is a prestressed concrete stringer/multi-beam or girder carrying I-5 (hwy 001) NB over Bear CR in Jackson County, Oregon. It was built in 1961, so it is 64 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 20,832 vehicles a day, roughly 13% of them trucks, projected to reach 25,950 by 2042. The structure is 207 ft (63 m) long and 45 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

Location

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CarriesI-5 (hwy 001) NB
CrossesBear CR
Location0.4 MI N of Crater Lk HWY
RouteInterstate 5
CountyJackson County
StateOregon
Coordinates42.35591, -122.87843
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length207 ft (63 m)
Longest span52 ft (15.8 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,832 (2022)
Projected traffic25,950 by 2042
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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 Bear CR built?

It was built in 1961, making it 64 years old in 2025.

What condition is I-5 (hwy 001) NB over Bear 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 September 2024.

How much traffic does I-5 (hwy 001) NB over Bear CR carry?

About 20,832 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is I-5 (hwy 001) NB over Bear CR?

The structure is 207 ft (63 m) long with a longest span of 52 ft (15.8 m) and a deck 45 ft wide.

Who owns I-5 (hwy 001) NB over Bear CR?

It is owned by the State Highway Agency.