US Bridges

M.Fk.Payette R. RD over M.Fk. Payette River

Good

Valley County, Idaho · 3 MI N Trail Creek Cg · Structure no. 040206000001150

Built
1957
68 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
123 ft
2 main spans
Daily traffic
50
1994 count
Owner
Federal
U.S. Forest Service

About this bridge

M.Fk.Payette R. RD over M.Fk. Payette River is a concrete stringer/multi-beam or girder carrying M.Fk.Payette R. RD over M.Fk. Payette River in Valley County, Idaho. It was built in 1957, so it is 68 years old, older 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 123 ft (37.6 m) long and 27 ft wide. If it were closed, the detour would be 27.3 mi (44 km).

Location

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CarriesM.Fk.Payette R. RD
CrossesM.Fk. Payette River
Location3 MI N Trail Creek Cg
RouteFederal Lands Road 698
CountyValley County
StateIdaho
Coordinates44.31808, -115.87272
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 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 geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating18.2 US tons
Inventory rating14.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2 (+1 approach)
Design loadHS 20
Structure length123 ft (37.6 m)
Longest span122 ft (37.3 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (1994)
Projected traffic75 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed27.3 mi (44 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 M.Fk.Payette R. RD over M.Fk. Payette River built?

It was built in 1957, making it 68 years old in 2025.

What condition is M.Fk.Payette R. RD over M.Fk. Payette River 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 September 2023.

How much traffic does M.Fk.Payette R. RD over M.Fk. Payette River carry?

About 50 vehicles per day (1994 count).

How long is M.Fk.Payette R. RD over M.Fk. Payette River?

The structure is 123 ft (37.6 m) long with a longest span of 122 ft (37.3 m) and a deck 27 ft wide.

Who owns M.Fk.Payette R. RD over M.Fk. Payette River?

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