US Bridges

I-25 Nbl over San Antonio Avenue

Fair

Bernalillo County, New Mexico · 5.1 M N JCT I-25/I-40ALB. · Structure no. 000000000008508

Built
1984
41 years old, rebuilt 1992
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
112 ft
1 main span
Daily traffic
144,871
2023 count
Owner
State
State Highway Agency

About this bridge

I-25 Nbl over San Antonio Avenue is a steel stringer/multi-beam or girder carrying I-25 Nbl over San Antonio Avenue in Bernalillo County, New Mexico. It was built in 1984 and reconstructed in 1992, so it is 41 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 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 144,871 vehicles a day, roughly 5% of them trucks, projected to reach 197,024 by 2043. The structure is 112 ft (34.1 m) long and 85 ft wide.

Location

Open in Google Maps
CarriesI-25 Nbl
CrossesSan Antonio Avenue
Location5.1 M N JCT I-25/I-40ALB.
RouteInterstate 25
CountyBernalillo County
StateNew Mexico
Coordinates35.16027, -106.5869
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length112 ft (34.1 m)
Longest span108 ft (32.9 m)
Deck width85 ft (25.9 m)
Roadway width85 ft (25.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic144,871 (2023)
Projected traffic197,024 by 2043
Trucks5%
Lanes on structure4
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$547,000 (2030 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-25 Nbl over San Antonio Avenue built?

It was built in 1984, making it 41 years old in 2025. It was reconstructed in 1992.

What condition is I-25 Nbl over San Antonio Avenue 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 I-25 Nbl over San Antonio Avenue carry?

About 144,871 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is I-25 Nbl over San Antonio Avenue?

The structure is 112 ft (34.1 m) long with a longest span of 108 ft (32.9 m) and a deck 85 ft wide.

Who owns I-25 Nbl over San Antonio Avenue?

It is owned by the State Highway Agency.