US Bridges

I-10 Wbl over US-180 Nbl and Sbl

Fair

Luna County, New Mexico · Junction I-10/US-180 · Structure no. 000000000006815

Built
1969
56 years old, rebuilt 2001
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
182 ft
3 main spans
Daily traffic
14,836
2023 count
Owner
State
State Highway Agency

About this bridge

I-10 Wbl over US-180 Nbl and Sbl is a prestressed concrete stringer/multi-beam or girder carrying I-10 Wbl over US-180 Nbl and Sbl in Luna County, New Mexico. It was built in 1969 and reconstructed in 2001, so it is 56 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 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 14,836 vehicles a day, roughly 14% of them trucks, projected to reach 20,176 by 2043. The structure is 182 ft (55.5 m) long and 41 ft wide.

Location

Open in Google Maps
CarriesI-10 Wbl
CrossesUS-180 Nbl and Sbl
LocationJunction I-10/US-180
RouteInterstate 10
CountyLuna County
StateNew Mexico
Coordinates32.27049, -107.75904
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating28.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length182 ft (55.5 m)
Longest span91 ft (27.7 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,836 (2023)
Projected traffic20,176 by 2043
Trucks14%
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-10 Wbl over US-180 Nbl and Sbl built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 2001.

What condition is I-10 Wbl over US-180 Nbl and Sbl 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 February 2024.

How much traffic does I-10 Wbl over US-180 Nbl and Sbl carry?

About 14,836 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is I-10 Wbl over US-180 Nbl and Sbl?

The structure is 182 ft (55.5 m) long with a longest span of 91 ft (27.7 m) and a deck 41 ft wide.

Who owns I-10 Wbl over US-180 Nbl and Sbl?

It is owned by the State Highway Agency.