US Bridges

NM-36 over Horse Camp Canyon

Fair

Catron County, New Mexico · 15.3 MI N of US-60 · Structure no. 000000000007140

Built
1970
55 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
116 ft
5 main spans
Daily traffic
324
2023 count
Owner
State
State Highway Agency

About this bridge

NM-36 over Horse Camp Canyon is a concrete continuous slab carrying NM-36 over Horse Camp Canyon in Catron County, New Mexico. It was built in 1970, so it is 55 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 324 vehicles a day, roughly 12% of them trucks, projected to reach 440 by 2043. The structure is 116 ft (35.5 m) long and 35 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesNM-36
CrossesHorse Camp Canyon
Location15.3 MI N of US-60
RouteState Highway 36
Coordinates34.52284, -108.36871
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.8 US tons
Inventory rating36.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length116 ft (35.5 m)
Longest span25 ft (7.6 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2023)
Projected traffic440 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was NM-36 over Horse Camp Canyon built?

It was built in 1970, making it 55 years old in 2025.

What condition is NM-36 over Horse Camp Canyon 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 May 2024.

How much traffic does NM-36 over Horse Camp Canyon carry?

About 324 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is NM-36 over Horse Camp Canyon?

The structure is 116 ft (35.5 m) long with a longest span of 25 ft (7.6 m) and a deck 35 ft wide.

Who owns NM-36 over Horse Camp Canyon?

It is owned by the State Highway Agency.