US Bridges

US 160 Ml over Smith Canyon

Good

Las Animas County, Colorado · 7 Miles W of Kim · Structure no. P-23-D

Built
2016
9 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
150
2020 count
Owner
State
State Highway Agency

About this bridge

US 160 Ml over Smith Canyon is a concrete culvert carrying US 160 Ml over Smith Canyon in Las Animas County, Colorado. It was built in 2016, so it is 9 years old, younger than the Colorado average of 42.2 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 150 vehicles a day, roughly 26% of them trucks, projected to reach 171 by 2040. The structure is 29 ft (8.8 m) long and 39 ft wide. If it were closed, the detour would be 62.1 mi (100 km).

CarriesUS 160 Ml
CrossesSmith Canyon
Location7 Miles W of Kim
RouteU.S. Route 160C
Coordinates37.21955, -103.45584
Functional classRural Minor 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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating46.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length29 ft (8.8 m)
Longest span14 ft (4.3 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2020)
Projected traffic171 by 2040
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 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 US 160 Ml over Smith Canyon built?

It was built in 2016, making it 9 years old in 2025.

What condition is US 160 Ml over Smith Canyon 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 May 2024.

How much traffic does US 160 Ml over Smith Canyon carry?

About 150 vehicles per day (2020 count), of which roughly 26% are trucks.

How long is US 160 Ml over Smith Canyon?

The structure is 29 ft (8.8 m) long with a longest span of 14 ft (4.3 m) and a deck 39 ft wide.

Who owns US 160 Ml over Smith Canyon?

It is owned by the State Highway Agency.