US Bridges

US-54 over Unnamed Waterway

Fair

Otero County, New Mexico · 1.81 MI S of US70/ALAMOGO · Structure no. 000000000007561

Built
1975
50 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
52 ft
6 main spans
Daily traffic
13,775
2023 count
Owner
State
State Highway Agency

About this bridge

US-54 over Unnamed Waterway is a concrete culvert carrying US-54 over Unnamed Waterway in Otero County, New Mexico. It was built in 1975, so it is 50 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 13,775 vehicles a day, roughly 17% of them trucks, projected to reach 18,734 by 2043. The structure is 52 ft (15.9 m) long.

Location

Open in Google Maps
CarriesUS-54
CrossesUnnamed Waterway
Location1.81 MI S of US70/ALAMOGO
RouteU.S. Route 54
CountyOtero County
StateNew Mexico
Coordinates32.84554, -105.97047
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 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 evaluation6: Equal to present minimum criteria
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans6
Design loadHS 20
Structure length52 ft (15.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,775 (2023)
Projected traffic18,734 by 2043
Trucks17%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$441,000 (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US-54 over Unnamed Waterway built?

It was built in 1975, making it 50 years old in 2025.

What condition is US-54 over Unnamed Waterway 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 August 2023.

How much traffic does US-54 over Unnamed Waterway carry?

About 13,775 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is US-54 over Unnamed Waterway?

The structure is 52 ft (15.9 m) long with a longest span of 8 ft (2.4 m).

Who owns US-54 over Unnamed Waterway?

It is owned by the State Highway Agency.