US Bridges

No Data Entered over Yankee Fork

Fair

Custer County, Idaho · No Data Entered · Structure no. 040603000001185

Built
1972
53 years old, rebuilt 2000
Condition
Fair
inspected October 2023
Type
Girder and Floorbeam System
Prestressed Concrete
Length
113 ft
2 main spans
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

No Data Entered over Yankee Fork is a prestressed concrete girder and floorbeam system carrying No Data Entered over Yankee Fork in Custer County, Idaho. It was built in 1972 and reconstructed in 2000, so it is 53 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 113 ft (34.3 m) long and 28 ft wide.

CarriesNo Data Entered
CrossesYankee Fork
LocationNo Data Entered
RouteFederal Lands Road 40013
StateIdaho
Coordinates44.34507, -114.72455
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 protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.5 US tons
Inventory rating12.5 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20
Structure length113 ft (34.3 m)
Longest span55 ft (16.8 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 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 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 Yankee Fork built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2000.

What condition is No Data Entered over Yankee Fork 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 October 2023.

How much traffic does No Data Entered over Yankee Fork carry?

About 50 vehicles per day (latest count).

How long is No Data Entered over Yankee Fork?

The structure is 113 ft (34.3 m) long with a longest span of 55 ft (16.8 m) and a deck 28 ft wide.

Who owns No Data Entered over Yankee Fork?

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