US Bridges

US 16 over Whoopup Creek

Good

Weston County, Wyoming · Newcastle - S Dak Line · Structure no. CHX

Built
1959
66 years old, rebuilt 2013
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
99 ft
3 main spans
Daily traffic
1,885
2024 count
Owner
State
State Highway Agency

About this bridge

US 16 over Whoopup Creek is a steel continuous stringer/multi-beam or girder carrying US 16 over Whoopup Creek in Weston County, Wyoming. It was built in 1959 and reconstructed in 2013, so it is 66 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,885 vehicles a day, roughly 7% of them trucks, projected to reach 2,639 by 2043. The structure is 99 ft (30.2 m) long and 43 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUS 16
CrossesWhoopup Creek
LocationNewcastle - S Dak Line
RouteU.S. Route 16
StateWyoming
Coordinates43.76603, -104.06057
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating34 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length99 ft (30.2 m)
Longest span37 ft (11.3 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,885 (2024)
Projected traffic2,639 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$71,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 16 over Whoopup Creek built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2013.

What condition is US 16 over Whoopup Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does US 16 over Whoopup Creek carry?

About 1,885 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is US 16 over Whoopup Creek?

The structure is 99 ft (30.2 m) long with a longest span of 37 ft (11.3 m) and a deck 43 ft wide.

Who owns US 16 over Whoopup Creek?

It is owned by the State Highway Agency.