US Bridges

I-10 Wbl over Unnamed Waterway

Good

Luna County, New Mexico · 11.2 MI E of JCT US-180 · Structure no. 000000000006773

Built
1968
57 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete Continuous
Length
142 ft
6 main spans
Daily traffic
20,017
2023 count
Owner
State
State Highway Agency

About this bridge

I-10 Wbl over Unnamed Waterway is a concrete continuous slab carrying I-10 Wbl over Unnamed Waterway in Luna County, New Mexico. It was built in 1968, so it is 57 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 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 20,017 vehicles a day, roughly 45% of them trucks, projected to reach 27,223 by 2043. The structure is 142 ft (43.3 m) long and 41 ft wide.

CarriesI-10 Wbl
CrossesUnnamed Waterway
Location11.2 MI E of JCT US-180
RouteInterstate 10
Coordinates32.2807, -107.57091
Functional classRural 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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.3 US tons
Inventory rating34.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span25 ft (7.6 m)
Deck width41 ft (12.4 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,017 (2023)
Projected traffic27,223 by 2043
Trucks45%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 Unnamed Waterway built?

It was built in 1968, making it 57 years old in 2025.

What condition is I-10 Wbl over Unnamed Waterway 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 April 2024.

How much traffic does I-10 Wbl over Unnamed Waterway carry?

About 20,017 vehicles per day (2023 count), of which roughly 45% are trucks.

How long is I-10 Wbl over Unnamed Waterway?

The structure is 142 ft (43.3 m) long with a longest span of 25 ft (7.6 m) and a deck 41 ft wide.

Who owns I-10 Wbl over Unnamed Waterway?

It is owned by the State Highway Agency.