US Bridges

LA Cnty RD 124-2 over Nine Mile Draw

Good

Laramie County, Wyoming · 5 Miles North of Cheyenne · Structure no. MFD

Built
2008
17 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
1,208
2024 count
Owner
County
County Highway Agency

About this bridge

LA Cnty RD 124-2 over Nine Mile Draw is a concrete continuous culvert carrying LA Cnty RD 124-2 over Nine Mile Draw in Laramie County, Wyoming. It was built in 2008, so it is 17 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 1,208 vehicles a day, roughly 8% of them trucks, projected to reach 1,691 by 2043. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesLA Cnty RD 124-2
CrossesNine Mile Draw
Location5 Miles North of Cheyenne
RouteCounty Highway 124-2
StateWyoming
Coordinates41.25155, -104.82809
Functional classRural Minor 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 inspectionDecember 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 rating60.1 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic1,208 (2024)
Projected traffic1,691 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 LA Cnty RD 124-2 over Nine Mile Draw built?

It was built in 2008, making it 17 years old in 2025.

What condition is LA Cnty RD 124-2 over Nine Mile 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 December 2024.

How much traffic does LA Cnty RD 124-2 over Nine Mile Draw carry?

About 1,208 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is LA Cnty RD 124-2 over Nine Mile Draw?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).

Who owns LA Cnty RD 124-2 over Nine Mile Draw?

It is owned by the County Highway Agency.