US Bridges

NM-15 over Little Creek

Fair

Catron County, New Mexico · 0.5 MI NW of Grant Cl · Structure no. 000000000006868

Built
1966
59 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
59 ft
6 main spans
Daily traffic
226
2023 count
Owner
State
State Highway Agency

About this bridge

NM-15 over Little Creek is a concrete culvert carrying NM-15 over Little Creek in Catron County, New Mexico. It was built in 1966, so it is 59 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 226 vehicles a day, roughly 10% of them trucks, projected to reach 307 by 2043. The structure is 59 ft (17.9 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesNM-15
CrossesLittle Creek
Location0.5 MI NW of Grant Cl
RouteState Highway 15
Coordinates33.20319, -108.21566
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment7: Better than present minimum criteria
Operating rating55.8 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans6
Design loadHS 20
Structure length59 ft (17.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic226 (2023)
Projected traffic307 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$473,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was NM-15 over Little Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is NM-15 over Little Creek 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 June 2024.

How much traffic does NM-15 over Little Creek carry?

About 226 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is NM-15 over Little Creek?

The structure is 59 ft (17.9 m) long with a longest span of 8 ft (2.4 m).

Who owns NM-15 over Little Creek?

It is owned by the State Highway Agency.