US Bridges

NM-419 over LA Cinta Creek

Fair

San Miguel County, New Mexico · 37.0 MI N of NM-104 · Structure no. 000000000007942

Built
1978
47 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
172 ft
3 main spans
Daily traffic
45
2023 count
Owner
State
State Highway Agency

About this bridge

NM-419 over LA Cinta Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying NM-419 over LA Cinta Creek in San Miguel County, New Mexico. It was built in 1978, so it is 47 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 45 vehicles a day, roughly 8% of them trucks, projected to reach 61 by 2043. The structure is 172 ft (52.4 m) long and 35 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesNM-419
CrossesLA Cinta Creek
Location37.0 MI N of NM-104
RouteState Highway 419
Coordinates35.74256, -104.12165
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating64.8 US tons
Inventory rating34.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length172 ft (52.4 m)
Longest span61 ft (18.6 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2023)
Projected traffic61 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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-419 over LA Cinta Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is NM-419 over LA Cinta Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does NM-419 over LA Cinta Creek carry?

About 45 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is NM-419 over LA Cinta Creek?

The structure is 172 ft (52.4 m) long with a longest span of 61 ft (18.6 m) and a deck 35 ft wide.

Who owns NM-419 over LA Cinta Creek?

It is owned by the State Highway Agency.