US Bridges

Fs Route No. 760 over Little NF Clearwater

Good

Shoshone County, Idaho · Little NF Clearwater · Structure no. 010402000003091

Built
2006
19 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Fs Route No. 760 over Little NF Clearwater is a prestressed concrete stringer/multi-beam or girder carrying Fs Route No. 760 over Little NF Clearwater in Shoshone County, Idaho. It was built in 2006, so it is 19 years old, younger than the Idaho average of 45.3 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 61 ft (18.7 m) long and 18 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

CarriesFs Route No. 760
CrossesLittle NF Clearwater
LocationLittle NF Clearwater
RouteFederal Lands Road 760
StateIdaho
Coordinates47.08591, -115.89028
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating29.3 US tons
Inventory rating22.5 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length61 ft (18.7 m)
Longest span59 ft (18 m)
Deck width18 ft (5.6 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 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 Fs Route No. 760 over Little NF Clearwater built?

It was built in 2006, making it 19 years old in 2025.

What condition is Fs Route No. 760 over Little NF Clearwater 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 July 2024.

How much traffic does Fs Route No. 760 over Little NF Clearwater carry?

About 50 vehicles per day (latest count).

How long is Fs Route No. 760 over Little NF Clearwater?

The structure is 61 ft (18.7 m) long with a longest span of 59 ft (18 m) and a deck 18 ft wide.

Who owns Fs Route No. 760 over Little NF Clearwater?

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