US Bridges

Cl Cnty RD 18 over N Fork Dead Horse Creek

FairPosted for load

Campbell County, Wyoming · 21 Mi. S.W. of Gilletee · Structure no. DVY

Built
1965
60 years old, rebuilt 1994
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
51 ft
2 main spans
Daily traffic
75
2024 count
Owner
County
County Highway Agency

About this bridge

Cl Cnty RD 18 over N Fork Dead Horse Creek is a steel stringer/multi-beam or girder carrying Cl Cnty RD 18 over N Fork Dead Horse Creek in Campbell County, Wyoming. It was built in 1965 and reconstructed in 1994, so it is 60 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. Its operating status is: posted for load restriction.

It carries about 75 vehicles a day, roughly 9% of them trucks, projected to reach 105 by 2043. The structure is 51 ft (15.5 m) long and 17 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesCl Cnty RD 18
CrossesN Fork Dead Horse Creek
Location21 Mi. S.W. of Gilletee
RouteCounty Highway 18
StateWyoming
Coordinates44.17339, -105.8702
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans2
Design loadUnknown
Structure length51 ft (15.5 m)
Longest span24 ft (7.3 m)
Deck width17 ft (5.2 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2024)
Projected traffic105 by 2043
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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$47,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Cl Cnty RD 18 over N Fork Dead Horse Creek built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1994.

What condition is Cl Cnty RD 18 over N Fork Dead 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 February 2025.

How much traffic does Cl Cnty RD 18 over N Fork Dead Horse Creek carry?

About 75 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Cl Cnty RD 18 over N Fork Dead Horse Creek?

The structure is 51 ft (15.5 m) long with a longest span of 24 ft (7.3 m) and a deck 17 ft wide.

Who owns Cl Cnty RD 18 over N Fork Dead Horse Creek?

It is owned by the County Highway Agency.