US Bridges

Deadwd. Resv. Rd. over Wild Buck Creek

Good

Valley County, Idaho · 1 MI N Deadwood Resrvior · Structure no. 040205000001118

Built
1975
50 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
24 ft
1 main span
Daily traffic
12
2018 count
Owner
Federal
U.S. Forest Service

About this bridge

Deadwd. Resv. Rd. over Wild Buck Creek is a wood or timber stringer/multi-beam or girder carrying Deadwd. Resv. Rd. over Wild Buck Creek in Valley County, Idaho. It was built in 1975, so it is 50 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 12 vehicles a day, projected to reach 18 by 2045. The structure is 24 ft (7.3 m) long and 15 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

CarriesDeadwd. Resv. Rd.
CrossesWild Buck Creek
Location1 MI N Deadwood Resrvior
RouteFederal Lands Road 556
StateIdaho
Coordinates44.34698, -115.65857
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 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 alignment6: Equal to present minimum criteria
Operating rating36.8 US tons
Inventory rating28.2 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 20
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width15 ft (4.7 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12 (2018)
Projected traffic18 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.2 mi (158 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 Deadwd. Resv. Rd. over Wild Buck Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Deadwd. Resv. Rd. over Wild Buck 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 October 2024.

How much traffic does Deadwd. Resv. Rd. over Wild Buck Creek carry?

About 12 vehicles per day (2018 count).

How long is Deadwd. Resv. Rd. over Wild Buck Creek?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 15 ft wide.

Who owns Deadwd. Resv. Rd. over Wild Buck Creek?

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