US Bridges

I-25 Nbl/Sbl over Ranch Road

Fair

Valencia County, New Mexico · 1.8 MI N of JCT NM-6 · Structure no. 000000000007231

Built
1971
54 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
28 ft
1 main span
Daily traffic
34,538
2023 count
Owner
State
State Highway Agency

About this bridge

I-25 Nbl/Sbl over Ranch Road is a concrete culvert carrying I-25 Nbl/Sbl over Ranch Road in Valencia County, New Mexico. It was built in 1971, so it is 54 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 34,538 vehicles a day, roughly 45% of them trucks, projected to reach 46,971 by 2043. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-25 Nbl/Sbl
CrossesRanch Road
Location1.8 MI N of JCT NM-6
RouteInterstate 25
CountyValencia County
StateNew Mexico
Coordinates34.83911, -106.75061
Functional classRural 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
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span25 ft (7.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,538 (2023)
Projected traffic46,971 by 2043
Trucks45%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$454,000 (2030 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-25 Nbl/Sbl over Ranch Road built?

It was built in 1971, making it 54 years old in 2025.

What condition is I-25 Nbl/Sbl over Ranch Road 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 March 2024.

How much traffic does I-25 Nbl/Sbl over Ranch Road carry?

About 34,538 vehicles per day (2023 count), of which roughly 45% are trucks.

How long is I-25 Nbl/Sbl over Ranch Road?

The structure is 28 ft (8.5 m) long with a longest span of 25 ft (7.6 m).

Who owns I-25 Nbl/Sbl over Ranch Road?

It is owned by the State Highway Agency.