US Bridges

Hs Cnty RD 1 over North Fork Owl Creek

Fair

Hot Springs County, Wyoming · 12 Mi.Sw of Hamilton Dome · Structure no. EFX

Built
1976
49 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
140 ft
3 main spans
Daily traffic
76
2024 count
Owner
County
County Highway Agency

About this bridge

Hs Cnty RD 1 over North Fork Owl Creek is a steel continuous stringer/multi-beam or girder carrying Hs Cnty RD 1 over North Fork Owl Creek in Hot Springs 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 fair condition with a lowest component rating of 6 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 76 vehicles a day, roughly 30% of them trucks, projected to reach 106 by 2043. The structure is 140 ft (42.7 m) long and 26 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesHs Cnty RD 1
CrossesNorth Fork Owl Creek
Location12 Mi.Sw of Hamilton Dome
RouteCounty Highway 1
StateWyoming
Coordinates43.70109, -108.79226
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating47 US tons
Inventory rating29 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length140 ft (42.7 m)
Longest span54 ft (16.5 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic76 (2024)
Projected traffic106 by 2043
Trucks30%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$62,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Hs Cnty RD 1 over North Fork Owl Creek built?

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

What condition is Hs Cnty RD 1 over North Fork Owl 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 April 2024.

How much traffic does Hs Cnty RD 1 over North Fork Owl Creek carry?

About 76 vehicles per day (2024 count), of which roughly 30% are trucks.

How long is Hs Cnty RD 1 over North Fork Owl Creek?

The structure is 140 ft (42.7 m) long with a longest span of 54 ft (16.5 m) and a deck 26 ft wide.

Who owns Hs Cnty RD 1 over North Fork Owl Creek?

It is owned by the County Highway Agency.