US Bridges

Cl Cnty RD 96 over Dry Donkey Creek

Fair

Campbell County, Wyoming · 10 Mi. E. of Gillette · Structure no. DWC

Built
1978
47 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
43 ft
2 main spans
Daily traffic
146
2024 count
Owner
County
County Highway Agency

About this bridge

Cl Cnty RD 96 over Dry Donkey Creek is a steel continuous stringer/multi-beam or girder carrying Cl Cnty RD 96 over Dry Donkey Creek in Campbell County, Wyoming. It was built in 1978, so it is 47 years old, younger 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 146 vehicles a day, roughly 10% of them trucks, projected to reach 204 by 2043. The structure is 43 ft (13.1 m) long and 20 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCl Cnty RD 96
CrossesDry Donkey Creek
Location10 Mi. E. of Gillette
RouteCounty Highway 96
StateWyoming
Coordinates44.24483, -105.30763
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating69 US tons
Inventory rating58 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length43 ft (13.1 m)
Longest span19 ft (5.8 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic146 (2024)
Projected traffic204 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$281,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Cl Cnty RD 96 over Dry Donkey Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Cl Cnty RD 96 over Dry Donkey 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 96 over Dry Donkey Creek carry?

About 146 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Cl Cnty RD 96 over Dry Donkey Creek?

The structure is 43 ft (13.1 m) long with a longest span of 19 ft (5.8 m) and a deck 20 ft wide.

Who owns Cl Cnty RD 96 over Dry Donkey Creek?

It is owned by the County Highway Agency.