US Bridges

NM-93 over Arroyo Del Puerto

Fair

Quay County, New Mexico · 8.9 MI S of JCT I-40 · Structure no. 000000000003481

Built
1948
77 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
58 ft
2 main spans
Daily traffic
138
2023 count
Owner
State
State Highway Agency

About this bridge

NM-93 over Arroyo Del Puerto is a wood or timber stringer/multi-beam or girder carrying NM-93 over Arroyo Del Puerto in Quay County, New Mexico. It was built in 1948, so it is 77 years old, older 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 5 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 138 vehicles a day, roughly 11% of them trucks, projected to reach 187 by 2043. The structure is 58 ft (17.7 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesNM-93
CrossesArroyo Del Puerto
Location8.9 MI S of JCT I-40
RouteState Highway 93
CountyQuay County
StateNew Mexico
Coordinates35.05893, -103.1017
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.2 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length58 ft (17.7 m)
Longest span31 ft (9.4 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic138 (2023)
Projected traffic187 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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-93 over Arroyo Del Puerto built?

It was built in 1948, making it 77 years old in 2025.

What condition is NM-93 over Arroyo Del Puerto 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 December 2024.

How much traffic does NM-93 over Arroyo Del Puerto carry?

About 138 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NM-93 over Arroyo Del Puerto?

The structure is 58 ft (17.7 m) long with a longest span of 31 ft (9.4 m) and a deck 30 ft wide.

Who owns NM-93 over Arroyo Del Puerto?

It is owned by the State Highway Agency.