US Bridges

Wyo 59 over Stonepile Creek

Fair

Campbell County, Wyoming · Gillette · Structure no. DEH

Built
1981
44 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete Continuous
Length
38 ft
4 main spans
Daily traffic
14,340
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 59 over Stonepile Creek is a concrete continuous culvert carrying Wyo 59 over Stonepile Creek in Campbell County, Wyoming. It was built in 1981, so it is 44 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 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 14,340 vehicles a day, roughly 2% of them trucks, projected to reach 20,076 by 2043. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWyo 59
CrossesStonepile Creek
LocationGillette
RouteU.S. Route 14
StateWyoming
Coordinates44.29645, -105.5292
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,340 (2024)
Projected traffic20,076 by 2043
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$3,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Wyo 59 over Stonepile Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is Wyo 59 over Stonepile 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 July 2024.

How much traffic does Wyo 59 over Stonepile Creek carry?

About 14,340 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Wyo 59 over Stonepile Creek?

The structure is 38 ft (11.6 m) long with a longest span of 9 ft (2.7 m).

Who owns Wyo 59 over Stonepile Creek?

It is owned by the State Highway Agency.