US Bridges

I-25 Nbl/Fr over BNSF RR

Fair

Santa Fe County, New Mexico · 1.4 MI S of JCT NM-16 · Structure no. 000000000007949

Built
1983
42 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
134 ft
3 main spans
Daily traffic
1,226
2018 count
Owner
State
State Highway Agency

About this bridge

I-25 Nbl/Fr over BNSF RR is a prestressed concrete continuous stringer/multi-beam or girder carrying I-25 Nbl/Fr over BNSF RR in Santa Fe County, New Mexico. It was built in 1983, so it is 42 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 1,226 vehicles a day, roughly 6% of them trucks, projected to reach 1,587 by 2038. The structure is 134 ft (40.8 m) long and 84 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-25 Nbl/Fr
CrossesBNSF RR
Location1.4 MI S of JCT NM-16
RouteInterstate 25
CountySanta Fe County
StateNew Mexico
Coordinates35.50493, -106.24561
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.5 US tons
Inventory rating32.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length134 ft (40.8 m)
Longest span49 ft (15 m)
Deck width84 ft (25.6 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,226 (2018)
Projected traffic1,587 by 2038
Trucks6%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
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/Fr over BNSF RR built?

It was built in 1983, making it 42 years old in 2025.

What condition is I-25 Nbl/Fr over BNSF RR 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 I-25 Nbl/Fr over BNSF RR carry?

About 1,226 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is I-25 Nbl/Fr over BNSF RR?

The structure is 134 ft (40.8 m) long with a longest span of 49 ft (15 m) and a deck 84 ft wide.

Who owns I-25 Nbl/Fr over BNSF RR?

It is owned by the State Highway Agency.