US Bridges

NFSR 351 over Nash Fork

Good

Albany County, Wyoming · 0.05 MI S of SH 130 · Structure no. 020605000001236

Built
1976
49 years old
Condition
Good
inspected August 2024
Type
Slab
Wood or Timber
Length
25 ft
1 main span
Daily traffic
91
2002 count
Owner
Federal
U.S. Forest Service

About this bridge

NFSR 351 over Nash Fork is a wood or timber slab carrying NFSR 351 over Nash Fork in Albany County, Wyoming. It was built in 1976, so it is 49 years old, older than the Wyoming average of 48.4 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 91 vehicles a day, projected to reach 136 by 2045. The structure is 25 ft (7.7 m) long and 26 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

CarriesNFSR 351
CrossesNash Fork
Location0.05 MI S of SH 130
RouteFederal Lands Road 351
StateWyoming
Coordinates41.34753, -106.21065
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than 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 rating59.6 US tons
Inventory rating46.1 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length25 ft (7.7 m)
Longest span24 ft (7.3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic91 (2002)
Projected traffic136 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-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 NFSR 351 over Nash Fork built?

It was built in 1976, making it 49 years old in 2025.

What condition is NFSR 351 over Nash Fork 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 August 2024.

How much traffic does NFSR 351 over Nash Fork carry?

About 91 vehicles per day (2002 count).

How long is NFSR 351 over Nash Fork?

The structure is 25 ft (7.7 m) long with a longest span of 24 ft (7.3 m) and a deck 26 ft wide.

Who owns NFSR 351 over Nash Fork?

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