US Bridges

NM-101 over I-25 NB and SB

Good

Dona Ana County, New Mexico · JCT of I-25 and NM-101 · Structure no. 000000000009811

Built
2022
3 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
183 ft
2 main spans
Daily traffic
20,593
2021 count
Owner
State
State Highway Agency

About this bridge

NM-101 over I-25 NB and SB is a prestressed concrete stringer/multi-beam or girder carrying NM-101 over I-25 NB and SB in Dona Ana County, New Mexico. It was built in 2022, so it is 3 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 20,593 vehicles a day, projected to reach 29,545 by 2024. The structure is 183 ft (55.7 m) long and 111 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNM-101
CrossesI-25 NB and SB
LocationJCT of I-25 and NM-101
RouteState Highway 101
Coordinates31.28721, -106.73876
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length183 ft (55.7 m)
Longest span96 ft (29.3 m)
Deck width111 ft (33.8 m)
Roadway width86 ft (26.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic20,593 (2021)
Projected traffic29,545 by 2024
Trucks—
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was NM-101 over I-25 NB and SB built?

It was built in 2022, making it 3 years old in 2025.

What condition is NM-101 over I-25 NB and SB 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 August 2024.

How much traffic does NM-101 over I-25 NB and SB carry?

About 20,593 vehicles per day (2021 count).

How long is NM-101 over I-25 NB and SB?

The structure is 183 ft (55.7 m) long with a longest span of 96 ft (29.3 m) and a deck 111 ft wide.

Who owns NM-101 over I-25 NB and SB?

It is owned by the State Highway Agency.