US Bridges

NM-26 over Unnamed Waterway

Fair

Luna County, New Mexico · 2.90 MI NE of JCT US-180 · Structure no. 000000000003403

Built
1941
84 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
52 ft
8 main spans
Daily traffic
2,560
2023 count
Owner
State
State Highway Agency

About this bridge

NM-26 over Unnamed Waterway is a concrete culvert carrying NM-26 over Unnamed Waterway in Luna County, New Mexico. It was built in 1941, so it is 84 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,560 vehicles a day, roughly 23% of them trucks, projected to reach 3,481 by 2043. The structure is 52 ft (15.8 m) long. If it were closed, the detour would be 49.7 mi (80 km).

CarriesNM-26
CrossesUnnamed Waterway
Location2.90 MI NE of JCT US-180
RouteState Highway 26
Coordinates32.29839, -107.71549
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans8
Design loadH 15
Structure length52 ft (15.8 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,560 (2023)
Projected traffic3,481 by 2043
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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$35,000
NavigationNo navigation control on waterway

Frequently asked questions

When was NM-26 over Unnamed Waterway built?

It was built in 1941, making it 84 years old in 2025.

What condition is NM-26 over Unnamed Waterway in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does NM-26 over Unnamed Waterway carry?

About 2,560 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is NM-26 over Unnamed Waterway?

The structure is 52 ft (15.8 m) long with a longest span of 6 ft (1.8 m).

Who owns NM-26 over Unnamed Waterway?

It is owned by the State Highway Agency.