US Bridges

Road over Lookout CR

Poor

Lane County, Oregon · 3.5 E JCT HWY 126-FS 15 · Structure no. 061801000001629

Built
1954
71 years old, rebuilt 1984
Condition
Poor
inspected September 2023
Type
Stringer/Multi-beam or Girder
Concrete Continuous
Length
105 ft
1 main span
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Road over Lookout CR is a concrete continuous stringer/multi-beam or girder carrying Road over Lookout CR in Lane County, Oregon. It was built in 1954 and reconstructed in 1984, so it is 71 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 50 vehicles a day, projected to reach 75 by 2045. The structure is 105 ft (32 m) long and 36 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

CarriesRoad
CrossesLookout CR
Location3.5 E JCT HWY 126-FS 15
RouteFederal Lands Road 15000
StateOregon
Coordinates44.20538, -122.26118
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.1 US tons
Inventory rating24 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans1 (+1 approach)
Design loadHS 20
Structure length105 ft (32 m)
Longest span60 ft (18.3 m)
Deck width36 ft (11.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-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 Lookout CR built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1984.

What condition is Road over Lookout CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2023.

How much traffic does Road over Lookout CR carry?

About 50 vehicles per day (latest count).

How long is Road over Lookout CR?

The structure is 105 ft (32 m) long with a longest span of 60 ft (18.3 m) and a deck 36 ft wide.

Who owns Road over Lookout CR?

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