US Bridges

NM-193 over Unnamed Waterway

Good

Colfax County, New Mexico · 16.7 MI N of JCT US-56 · Structure no. 000000000008468

Built
1983
42 years old
Condition
Good
inspected May 2021
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
24
2023 count
Owner
State
State Highway Agency

About this bridge

NM-193 over Unnamed Waterway is a concrete culvert carrying NM-193 over Unnamed Waterway in Colfax County, New Mexico. It was built in 1983, so it is 42 years old, younger than the New Mexico average of 51.5 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 24 vehicles a day, roughly 8% of them trucks, projected to reach 32 by 2043. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 36 mi (58 km).

CarriesNM-193
CrossesUnnamed Waterway
Location16.7 MI N of JCT US-56
RouteState Highway 193
Coordinates36.521, -104.06115
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2021
Inspection intervalevery 48 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 rating59 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length33 ft (10.1 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 traffic24 (2023)
Projected traffic32 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed36 mi (58 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was NM-193 over Unnamed Waterway built?

It was built in 1983, making it 42 years old in 2025.

What condition is NM-193 over Unnamed Waterway 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 2021.

How much traffic does NM-193 over Unnamed Waterway carry?

About 24 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is NM-193 over Unnamed Waterway?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m).

Who owns NM-193 over Unnamed Waterway?

It is owned by the State Highway Agency.