US Bridges

Forest Road 10389 over North Horse Creek

Fair

Sublette County, Wyoming · 22 Mi. W. of Daniel Jct. · Structure no. 040302000001034

Built
1959
66 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
44 ft
1 main span
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Forest Road 10389 over North Horse Creek is a wood or timber stringer/multi-beam or girder carrying Forest Road 10389 over North Horse Creek in Sublette County, Wyoming. It was built in 1959, so it is 66 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 44 ft (13.5 m) long and 14 ft wide.

Location

Open in Google Maps
CarriesForest Road 10389
CrossesNorth Horse Creek
Location22 Mi. W. of Daniel Jct.
RouteFederal Lands Road 10389
CountySublette County
StateWyoming
Coordinates42.93232, -110.4666
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.8 US tons
Inventory rating25.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 15
Structure length44 ft (13.5 m)
Longest span43 ft (13.1 m)
Deck width14 ft (4.3 m)
Roadway width13 ft (4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-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$84,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Forest Road 10389 over North Horse Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is Forest Road 10389 over North Horse Creek 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 2024.

How much traffic does Forest Road 10389 over North Horse Creek carry?

About 50 vehicles per day (latest count).

How long is Forest Road 10389 over North Horse Creek?

The structure is 44 ft (13.5 m) long with a longest span of 43 ft (13.1 m) and a deck 14 ft wide.

Who owns Forest Road 10389 over North Horse Creek?

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