US Bridges

NM-169 over Rio Salado

Good

Socorro County, New Mexico · 30.75 MI N of JCT US-60 · Structure no. 000000000008025

Built
1983
42 years old
Condition
Good
inspected August 2023
Type
Slab
Concrete Continuous
Length
219 ft
7 main spans
Daily traffic
860
2023 count
Owner
State
State Highway Agency

About this bridge

NM-169 over Rio Salado is a concrete continuous slab carrying NM-169 over Rio Salado in Socorro County, New Mexico. It was built in 1983, so it is 42 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 860 vehicles a day, roughly 11% of them trucks, projected to reach 1,169 by 2043. The structure is 219 ft (66.8 m) long and 35 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesNM-169
CrossesRio Salado
Location30.75 MI N of JCT US-60
RouteState Highway 169
Coordinates34.43424, -107.51306
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating40.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length219 ft (66.8 m)
Longest span33 ft (10.1 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic860 (2023)
Projected traffic1,169 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was NM-169 over Rio Salado built?

It was built in 1983, making it 42 years old in 2025.

What condition is NM-169 over Rio Salado 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 August 2023.

How much traffic does NM-169 over Rio Salado carry?

About 860 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-169 over Rio Salado?

The structure is 219 ft (66.8 m) long with a longest span of 33 ft (10.1 m) and a deck 35 ft wide.

Who owns NM-169 over Rio Salado?

It is owned by the State Highway Agency.