US Bridges

NM-80 over Unnamed Waterway

Fair

Hidalgo County, New Mexico · 3.88 M NE of Ariz Line · Structure no. 000000000002026

Built
1936
89 years old, rebuilt 1976
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
32 ft
5 main spans
Daily traffic
524
2023 count
Owner
State
State Highway Agency

About this bridge

NM-80 over Unnamed Waterway is a concrete culvert carrying NM-80 over Unnamed Waterway in Hidalgo County, New Mexico. It was built in 1936 and reconstructed in 1976, so it is 89 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 524 vehicles a day, roughly 12% of them trucks, projected to reach 712 by 2043. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesNM-80
CrossesUnnamed Waterway
Location3.88 M NE of Ariz Line
RouteState Highway 80
Coordinates31.85851, -109.03297
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 spans5
Design loadH 15
Structure length32 ft (9.8 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 traffic524 (2023)
Projected traffic712 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$125,000
NavigationNo navigation control on waterway

Frequently asked questions

When was NM-80 over Unnamed Waterway built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1976.

What condition is NM-80 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 September 2023.

How much traffic does NM-80 over Unnamed Waterway carry?

About 524 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is NM-80 over Unnamed Waterway?

The structure is 32 ft (9.8 m) long with a longest span of 6 ft (1.8 m).

Who owns NM-80 over Unnamed Waterway?

It is owned by the State Highway Agency.