US Bridges

NM-154 over Rio Grande

FairPosted for load

Dona Ana County, New Mexico · 1.7 MI E of NM-185/HATCH · Structure no. 000000000004264

Built
1941
84 years old
Condition
Fair
inspected January 2024
Type
Tee Beam
Concrete
Length
476 ft
14 main spans
Daily traffic
924
2023 count
Owner
County
County Highway Agency

About this bridge

NM-154 over Rio Grande is a concrete tee beam carrying NM-154 over Rio Grande in Dona Ana 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for other load-capacity restriction.

It carries about 924 vehicles a day, roughly 11% of them trucks, projected to reach 1,256 by 2043. The structure is 476 ft (145.1 m) long and 26 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesNM-154
CrossesRio Grande
Location1.7 MI E of NM-185/HATCH
RouteState Highway 154
CountyDona Ana County
StateNew Mexico
Coordinates32.66793, -107.11972
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 12 months
Operating statusPosted for other load-capacity restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating27 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans14
Design loadUnknown
Structure length476 ft (145.1 m)
Longest span34 ft (10.4 m)
Deck width26 ft (7.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic924 (2023)
Projected traffic1,256 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$819,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was NM-154 over Rio Grande built?

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

What condition is NM-154 over Rio Grande 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 January 2024.

How much traffic does NM-154 over Rio Grande carry?

About 924 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-154 over Rio Grande?

The structure is 476 ft (145.1 m) long with a longest span of 34 ft (10.4 m) and a deck 26 ft wide.

Who owns NM-154 over Rio Grande?

It is owned by the County Highway Agency.