US Bridges

M.Fk.Payette R. RD over Silver Creek

GoodPosted for load

Valley County, Idaho · 2 MI N Trail Creek Cg · Structure no. 040206000001149

Built
1958
67 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
32 ft
1 main span
Daily traffic
50
1994 count
Owner
Federal
U.S. Forest Service

About this bridge

M.Fk.Payette R. RD over Silver Creek is a concrete stringer/multi-beam or girder carrying M.Fk.Payette R. RD over Silver Creek in Valley County, Idaho. It was built in 1958, so it is 67 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. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, projected to reach 75 by 2045. The structure is 32 ft (9.8 m) long and 27 ft wide. If it were closed, the detour would be 27.3 mi (44 km).

CarriesM.Fk.Payette R. RD
CrossesSilver Creek
Location2 MI N Trail Creek Cg
RouteFederal Lands Road 698
StateIdaho
Coordinates44.304, -115.86501
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load 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 rating17.5 US tons
Inventory rating13.2 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length32 ft (9.8 m)
Longest span31 ft (9.4 m)
Deck width27 ft (8.1 m)
Roadway width25 ft (7.5 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 Silver Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is M.Fk.Payette R. RD over Silver Creek 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 Silver Creek carry?

About 50 vehicles per day (1994 count).

How long is M.Fk.Payette R. RD over Silver Creek?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.4 m) and a deck 27 ft wide.

Who owns M.Fk.Payette R. RD over Silver Creek?

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