US Bridges

I-25 Nbl over LOOP-17

Good

Colfax County, New Mexico · North Raton Interchange · Structure no. 000000000008840

Built
1993
32 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
11,902
2023 count
Owner
State
State Highway Agency

About this bridge

I-25 Nbl over LOOP-17 is a prestressed concrete stringer/multi-beam or girder carrying I-25 Nbl over LOOP-17 in Colfax County, New Mexico. It was built in 1993, so it is 32 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 11,902 vehicles a day, roughly 45% of them trucks, projected to reach 16,186 by 2043. The structure is 84 ft (25.6 m) long and 41 ft wide.

CarriesI-25 Nbl
CrossesLOOP-17
LocationNorth Raton Interchange
RouteInterstate 25
Coordinates36.9181, -104.4459
Functional classUrban Principal Arterial - Interstate

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 inspectionJanuary 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 rating79.1 US tons
Inventory rating34.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length84 ft (25.6 m)
Longest span81 ft (24.7 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,902 (2023)
Projected traffic16,186 by 2043
Trucks45%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-25 Nbl over LOOP-17 built?

It was built in 1993, making it 32 years old in 2025.

What condition is I-25 Nbl over LOOP-17 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 January 2024.

How much traffic does I-25 Nbl over LOOP-17 carry?

About 11,902 vehicles per day (2023 count), of which roughly 45% are trucks.

How long is I-25 Nbl over LOOP-17?

The structure is 84 ft (25.6 m) long with a longest span of 81 ft (24.7 m) and a deck 41 ft wide.

Who owns I-25 Nbl over LOOP-17?

It is owned by the State Highway Agency.