US Bridges

NM-386 over Pecos River

Good

San Miguel County, New Mexico · 3.0 MI SW of US-84 · Structure no. 000000000008505

Built
1984
41 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
224 ft
3 main spans
Daily traffic
238
2023 count
Owner
State
State Highway Agency

About this bridge

NM-386 over Pecos River is a prestressed concrete stringer/multi-beam or girder carrying NM-386 over Pecos River in San Miguel County, New Mexico. It was built in 1984, so it is 41 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 238 vehicles a day, roughly 11% of them trucks, projected to reach 323 by 2043. The structure is 224 ft (68.3 m) long and 31 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesNM-386
CrossesPecos River
Location3.0 MI SW of US-84
RouteState Highway 386
Coordinates35.23828, -105.16025
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length224 ft (68.3 m)
Longest span79 ft (24.1 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic238 (2023)
Projected traffic323 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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-386 over Pecos River built?

It was built in 1984, making it 41 years old in 2025.

What condition is NM-386 over Pecos River 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 October 2024.

How much traffic does NM-386 over Pecos River carry?

About 238 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-386 over Pecos River?

The structure is 224 ft (68.3 m) long with a longest span of 79 ft (24.1 m) and a deck 31 ft wide.

Who owns NM-386 over Pecos River?

It is owned by the State Highway Agency.