US Bridges

NM-283 over Agua Zarca Creek

Fair

San Miguel County, New Mexico · 2.1 MI West of JCT I-25 · Structure no. 000000000007349

Built
1979
46 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
107 ft
3 main spans
Daily traffic
448
2023 count
Owner
State
State Highway Agency

About this bridge

NM-283 over Agua Zarca Creek is a concrete continuous slab carrying NM-283 over Agua Zarca Creek in San Miguel County, New Mexico. It was built in 1979, so it is 46 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 448 vehicles a day, roughly 11% of them trucks, projected to reach 609 by 2043. The structure is 107 ft (32.6 m) long and 35 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesNM-283
CrossesAgua Zarca Creek
Location2.1 MI West of JCT I-25
RouteState Highway 283
Coordinates35.565, -105.2582
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.4 US tons
Inventory rating37.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length107 ft (32.6 m)
Longest span41 ft (12.5 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic448 (2023)
Projected traffic609 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was NM-283 over Agua Zarca Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is NM-283 over Agua Zarca 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 May 2024.

How much traffic does NM-283 over Agua Zarca Creek carry?

About 448 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-283 over Agua Zarca Creek?

The structure is 107 ft (32.6 m) long with a longest span of 41 ft (12.5 m) and a deck 35 ft wide.

Who owns NM-283 over Agua Zarca Creek?

It is owned by the State Highway Agency.