US Bridges

NM-4 over Church Canyon

Good

Sandoval County, New Mexico · 18.0 M North JCT US-550 · Structure no. 000000000009570

Built
2016
9 years old
Condition
Good
inspected June 2024
Type
Culvert
Steel
Length
32 ft
1 main span
Daily traffic
5,364
2023 count
Owner
State
State Highway Agency

About this bridge

NM-4 over Church Canyon is a steel culvert carrying NM-4 over Church Canyon in Sandoval County, New Mexico. It was built in 2016, so it is 9 years old, younger 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 5,364 vehicles a day, roughly 11% of them trucks, projected to reach 7,295 by 2043. The structure is 32 ft (9.8 m) long and 84 ft wide.

CarriesNM-4
CrossesChurch Canyon
Location18.0 M North JCT US-550
RouteState Highway 4
Coordinates35.77724, -106.68792
Functional classRural Minor Arterial

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating89.9 US tons
Inventory rating54 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHL 93
Structure length32 ft (9.8 m)
Longest span32 ft (9.8 m)
Deck width84 ft (25.6 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,364 (2023)
Projected traffic7,295 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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-4 over Church Canyon built?

It was built in 2016, making it 9 years old in 2025.

What condition is NM-4 over Church 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 June 2024.

How much traffic does NM-4 over Church Canyon carry?

About 5,364 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-4 over Church Canyon?

The structure is 32 ft (9.8 m) long with a longest span of 32 ft (9.8 m) and a deck 84 ft wide.

Who owns NM-4 over Church Canyon?

It is owned by the State Highway Agency.