US Bridges

Wyo 72 over Unnamed Draw

Good

Carbon County, Wyoming · Hanna - Elk Mountain · Structure no. MDK

Built
2009
16 years old
Condition
Good
inspected June 2024
Type
Culvert
Steel
Length
30 ft
3 main spans
Daily traffic
178
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 72 over Unnamed Draw is a steel culvert carrying Wyo 72 over Unnamed Draw in Carbon County, Wyoming. It was built in 2009, so it is 16 years old, younger 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 178 vehicles a day, roughly 4% of them trucks, projected to reach 249 by 2043. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 26.7 mi (43 km).

CarriesWyo 72
CrossesUnnamed Draw
LocationHanna - Elk Mountain
RouteState Highway 72
StateWyoming
Coordinates41.80366, -106.48866
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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic178 (2024)
Projected traffic249 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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 72 over Unnamed Draw built?

It was built in 2009, making it 16 years old in 2025.

What condition is Wyo 72 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 June 2024.

How much traffic does Wyo 72 over Unnamed Draw carry?

About 178 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Wyo 72 over Unnamed Draw?

The structure is 30 ft (9.1 m) long with a longest span of 8 ft (2.4 m).

Who owns Wyo 72 over Unnamed Draw?

It is owned by the State Highway Agency.