US Bridges

Wyo 191 over Unnamed Draw

Good

Johnson County, Wyoming · Kaycee-Mayoworth · Structure no. KQM

Built
1971
54 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete Continuous
Length
23 ft
3 main spans
Daily traffic
492
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 191 over Unnamed Draw is a concrete continuous culvert carrying Wyo 191 over Unnamed Draw in Johnson County, Wyoming. It was built in 1971, so it is 54 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 492 vehicles a day, roughly 21% of them trucks, projected to reach 689 by 2043. The structure is 23 ft (7 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesWyo 191
CrossesUnnamed Draw
LocationKaycee-Mayoworth
RouteState Highway 191
StateWyoming
Coordinates43.71672, -106.64346
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum 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 spans3
Design loadHS 25 or greater
Structure length23 ft (7 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic492 (2024)
Projected traffic689 by 2043
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 191 over Unnamed Draw built?

It was built in 1971, making it 54 years old in 2025.

What condition is Wyo 191 over Unnamed Draw 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 July 2023.

How much traffic does Wyo 191 over Unnamed Draw carry?

About 492 vehicles per day (2024 count), of which roughly 21% are trucks.

How long is Wyo 191 over Unnamed Draw?

The structure is 23 ft (7 m) long with a longest span of 7 ft (2.1 m).

Who owns Wyo 191 over Unnamed Draw?

It is owned by the State Highway Agency.