US Bridges

Road over Canyon CR

Good

Linn County, Oregon · No Data Entered · Structure no. 061803000001523

Built
1994
31 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
122 ft
1 main span
Daily traffic
20
2006 count
Owner
Federal
U.S. Forest Service

About this bridge

Road over Canyon CR is a prestressed concrete stringer/multi-beam or girder carrying Road over Canyon CR in Linn County, Oregon. It was built in 1994, so it is 31 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 20 vehicles a day, projected to reach 30 by 2045. The structure is 122 ft (37.2 m) long and 16 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

Location

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CarriesRoad
CrossesCanyon CR
LocationNo Data Entered
RouteFederal Lands Road 20220
CountyLinn County
StateOregon
Coordinates44.32462, -122.34079
Functional classRural Local

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99.1 US tons
Inventory rating44.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length122 ft (37.2 m)
Longest span120 ft (36.6 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2006)
Projected traffic30 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Road over Canyon CR built?

It was built in 1994, making it 31 years old in 2025.

What condition is Road over Canyon CR 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 December 2023.

How much traffic does Road over Canyon CR carry?

About 20 vehicles per day (2006 count).

How long is Road over Canyon CR?

The structure is 122 ft (37.2 m) long with a longest span of 120 ft (36.6 m) and a deck 16 ft wide.

Who owns Road over Canyon CR?

It is owned by the U.S. Forest Service.