US Bridges

No Data Entered over North Fork Salmon

Fair

Lemhi County, Idaho · No Data Entered · Structure no. 041302000001094

Built
1963
62 years old, rebuilt 1995
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
40 ft
1 main span
Daily traffic
5
Owner
Federal
U.S. Forest Service

About this bridge

No Data Entered over North Fork Salmon is a wood or timber stringer/multi-beam or girder carrying No Data Entered over North Fork Salmon in Lemhi County, Idaho. It was built in 1963 and reconstructed in 1995, so it is 62 years old, older than the Idaho average of 45.3 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 5 vehicles a day, projected to reach 7 by 2045. The structure is 40 ft (12.2 m) long and 16 ft wide.

CarriesNo Data Entered
CrossesNorth Fork Salmon
LocationNo Data Entered
RouteFederal Lands Road 60075
StateIdaho
Coordinates45.48923, -113.96789
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.8 US tons
Inventory rating28.5 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 20
Structure length40 ft (12.2 m)
Longest span39 ft (11.9 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (—)
Projected traffic7 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 No Data Entered over North Fork Salmon built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1995.

What condition is No Data Entered over North Fork Salmon 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 November 2024.

How much traffic does No Data Entered over North Fork Salmon carry?

About 5 vehicles per day (latest count).

How long is No Data Entered over North Fork Salmon?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.9 m) and a deck 16 ft wide.

Who owns No Data Entered over North Fork Salmon?

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