US Bridges

US 85 over Lone Tree Creek

Fair

Goshen County, Wyoming · Cheyenne - Torrington · Structure no. BWH

Built
1970
55 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
2,363
2024 count
Owner
State
State Highway Agency

About this bridge

US 85 over Lone Tree Creek is a concrete continuous culvert carrying US 85 over Lone Tree Creek in Goshen County, Wyoming. It was built in 1970, so it is 55 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 2,363 vehicles a day, roughly 12% of them trucks, projected to reach 3,308 by 2043. The structure is 29 ft (8.9 m) long. If it were closed, the detour would be 60.9 mi (98 km).

CarriesUS 85
CrossesLone Tree Creek
LocationCheyenne - Torrington
RouteU.S. Route 85
StateWyoming
Coordinates41.85639, -104.26651
Functional classRural Principal Arterial - Other

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
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 spans2
Design loadHS 20
Structure length29 ft (8.9 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,363 (2024)
Projected traffic3,308 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed60.9 mi (98 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 85 over Lone Tree Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is US 85 over Lone Tree 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 2023.

How much traffic does US 85 over Lone Tree Creek carry?

About 2,363 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is US 85 over Lone Tree Creek?

The structure is 29 ft (8.9 m) long with a longest span of 10 ft (3 m).

Who owns US 85 over Lone Tree Creek?

It is owned by the State Highway Agency.