US Bridges

NM-153 over Northrup Canyon

Good

Grant County, New Mexico · 0.36 Miles N of Junction · Structure no. 000000000005333

Built
1949
76 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
421
2023 count
Owner
State
State Highway Agency

About this bridge

NM-153 over Northrup Canyon is a concrete culvert carrying NM-153 over Northrup Canyon in Grant County, New Mexico. It was built in 1949, so it is 76 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 421 vehicles a day, roughly 11% of them trucks, projected to reach 572 by 2043. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNM-153
CrossesNorthrup Canyon
Location0.36 Miles N of Junction
RouteState Highway 153
Coordinates32.96951, -108.57703
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.1 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic421 (2023)
Projected traffic572 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 NM-153 over Northrup Canyon built?

It was built in 1949, making it 76 years old in 2025.

What condition is NM-153 over Northrup Canyon 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 March 2024.

How much traffic does NM-153 over Northrup Canyon carry?

About 421 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-153 over Northrup Canyon?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m).

Who owns NM-153 over Northrup Canyon?

It is owned by the State Highway Agency.