US Bridges

NM-111 over Rio Vallecitos

Good

Rio Arriba County, New Mexico · 4.2 MI N Nm 519 LA Madera · Structure no. 000000000009470

Built
2010
15 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
124 ft
1 main span
Daily traffic
133
2023 count
Owner
State
State Highway Agency

About this bridge

NM-111 over Rio Vallecitos is a prestressed concrete stringer/multi-beam or girder carrying NM-111 over Rio Vallecitos in Rio Arriba County, New Mexico. It was built in 2010, so it is 15 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 133 vehicles a day, roughly 11% of them trucks, projected to reach 180 by 2043. The structure is 124 ft (37.9 m) long and 35 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesNM-111
CrossesRio Vallecitos
Location4.2 MI N Nm 519 LA Madera
RouteState Highway 111
CountyRio Arriba County
StateNew Mexico
Coordinates36.43682, -106.06387
Functional classRural Major 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating98.3 US tons
Inventory rating60.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length124 ft (37.9 m)
Longest span124 ft (37.8 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic133 (2023)
Projected traffic180 by 2043
Trucks11%
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$500,000 (2075 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was NM-111 over Rio Vallecitos built?

It was built in 2010, making it 15 years old in 2025.

What condition is NM-111 over Rio Vallecitos 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-111 over Rio Vallecitos carry?

About 133 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-111 over Rio Vallecitos?

The structure is 124 ft (37.9 m) long with a longest span of 124 ft (37.8 m) and a deck 35 ft wide.

Who owns NM-111 over Rio Vallecitos?

It is owned by the State Highway Agency.