US Bridges

NM-28 over San Miguel Lateral

Good

Dona Ana County, New Mexico · 19.4 M N of Texas ST Line · Structure no. 000000000009705

Built
2017
8 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
27 ft
3 main spans
Daily traffic
3,180
2018 count
Owner
State
State Highway Agency

About this bridge

NM-28 over San Miguel Lateral is a concrete culvert carrying NM-28 over San Miguel Lateral in Dona Ana County, New Mexico. It was built in 2017, so it is 8 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 3,180 vehicles a day, roughly 6% of them trucks, projected to reach 2,935 by 2038. The structure is 27 ft (8.2 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNM-28
CrossesSan Miguel Lateral
Location19.4 M N of Texas ST Line
RouteState Highway 28
Coordinates32.15863, -106.73765
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating83.9 US tons
Inventory rating50.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span8 ft (2.4 m)
Deck width42 ft (12.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,180 (2018)
Projected traffic2,935 by 2038
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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-28 over San Miguel Lateral built?

It was built in 2017, making it 8 years old in 2025.

What condition is NM-28 over San Miguel Lateral 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 2023.

How much traffic does NM-28 over San Miguel Lateral carry?

About 3,180 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is NM-28 over San Miguel Lateral?

The structure is 27 ft (8.2 m) long with a longest span of 8 ft (2.4 m) and a deck 42 ft wide.

Who owns NM-28 over San Miguel Lateral?

It is owned by the State Highway Agency.