US Bridges

US-180 over Unnamed Waterway

Good

Catron County, New Mexico · 17.2 M NE Catron/Grant Cl · Structure no. 000000000003444

Built
1956
69 years old, rebuilt 2000
Condition
Good
inspected June 2021
Type
Culvert
Steel
Length
48 ft
5 main spans
Daily traffic
533
2023 count
Owner
State
State Highway Agency

About this bridge

US-180 over Unnamed Waterway is a steel culvert carrying US-180 over Unnamed Waterway in Catron County, New Mexico. It was built in 1956 and reconstructed in 2000, so it is 69 years old, older 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 533 vehicles a day, roughly 12% of them trucks, projected to reach 724 by 2043. The structure is 48 ft (14.6 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUS-180
CrossesUnnamed Waterway
Location17.2 M NE Catron/Grant Cl
RouteU.S. Route 180
Coordinates33.41718, -108.91112
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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionJune 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans5
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span9 ft (2.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic533 (2023)
Projected traffic724 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$138,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US-180 over Unnamed Waterway built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2000.

What condition is US-180 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 June 2021.

How much traffic does US-180 over Unnamed Waterway carry?

About 533 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US-180 over Unnamed Waterway?

The structure is 48 ft (14.6 m) long with a longest span of 9 ft (2.6 m).

Who owns US-180 over Unnamed Waterway?

It is owned by the State Highway Agency.