US Bridges

Wyo 270 over Cherry Creek

Fair

Niobrara County, Wyoming · Lance Creek-South · Structure no. KJT

Built
1995
30 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
125 ft
3 main spans
Daily traffic
285
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 270 over Cherry Creek is a steel continuous stringer/multi-beam or girder carrying Wyo 270 over Cherry Creek in Niobrara County, Wyoming. It was built in 1995, so it is 30 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 285 vehicles a day, roughly 34% of them trucks, projected to reach 399 by 2043. The structure is 125 ft (38.1 m) long and 39 ft wide. If it were closed, the detour would be 28 mi (45 km).

Location

Open in Google Maps
CarriesWyo 270
CrossesCherry Creek
LocationLance Creek-South
RouteState Highway 270
CountyNiobrara County
StateWyoming
Coordinates43.00535, -104.64428
Functional classRural Major 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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85 US tons
Inventory rating51 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length125 ft (38.1 m)
Longest span48 ft (14.6 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic285 (2024)
Projected traffic399 by 2043
Trucks34%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 km)
TollOn a free road
National Highway SystemNo

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 Wyo 270 over Cherry Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Wyo 270 over Cherry 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 March 2024.

How much traffic does Wyo 270 over Cherry Creek carry?

About 285 vehicles per day (2024 count), of which roughly 34% are trucks.

How long is Wyo 270 over Cherry Creek?

The structure is 125 ft (38.1 m) long with a longest span of 48 ft (14.6 m) and a deck 39 ft wide.

Who owns Wyo 270 over Cherry Creek?

It is owned by the State Highway Agency.