US Bridges

Road over Mid Fk Willamette R

Good

Lane County, Oregon · No Data Entered · Structure no. 061805000001433

Built
1961
64 years old
Condition
Good
inspected November 2024
Type
Frame
Concrete Continuous
Length
79 ft
3 main spans
Daily traffic
5
2006 count
Owner
Federal
U.S. Forest Service

About this bridge

Road over Mid Fk Willamette R is a concrete continuous frame carrying Road over Mid Fk Willamette R in Lane 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 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 5 vehicles a day, projected to reach 7 by 2045. The structure is 79 ft (24.1 m) long and 18 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

CarriesRoad
CrossesMid Fk Willamette R
LocationNo Data Entered
RouteFederal Lands Road 21530
StateOregon
Coordinates43.44247, -122.19298
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating77.1 US tons
Inventory rating62.1 US tons

Structure

Structure typeFrame
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length79 ft (24.1 m)
Longest span55 ft (16.8 m)
Deck width18 ft (5.6 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2006)
Projected traffic7 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 Mid Fk Willamette R built?

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

What condition is Road over Mid Fk Willamette R 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 November 2024.

How much traffic does Road over Mid Fk Willamette R carry?

About 5 vehicles per day (2006 count).

How long is Road over Mid Fk Willamette R?

The structure is 79 ft (24.1 m) long with a longest span of 55 ft (16.8 m) and a deck 18 ft wide.

Who owns Road over Mid Fk Willamette R?

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