US Bridges

Wyo 212 over Allison Draw

Good

Laramie County, Wyoming · Cheyenne Drainage · Structure no. KSG

Built
1997
28 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete Continuous
Length
42 ft
4 main spans
Daily traffic
12,747
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 212 over Allison Draw is a concrete continuous culvert carrying Wyo 212 over Allison Draw in Laramie County, Wyoming. It was built in 1997, so it is 28 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 12,747 vehicles a day, roughly 7% of them trucks, projected to reach 17,846 by 2043. The structure is 42 ft (12.8 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWyo 212
CrossesAllison Draw
LocationCheyenne Drainage
RouteState Highway 212
StateWyoming
Coordinates41.1084, -104.77005
Functional classUrban Other Principal Arterial

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 inspectionApril 2023
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
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length42 ft (12.8 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 traffic12,747 (2024)
Projected traffic17,846 by 2043
Trucks7%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 212 over Allison Draw built?

It was built in 1997, making it 28 years old in 2025.

What condition is Wyo 212 over Allison 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 April 2023.

How much traffic does Wyo 212 over Allison Draw carry?

About 12,747 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Wyo 212 over Allison Draw?

The structure is 42 ft (12.8 m) long with a longest span of 10 ft (3 m).

Who owns Wyo 212 over Allison Draw?

It is owned by the State Highway Agency.