US Bridges

13-E393 over Unnamed Waterway

Poor

Dona Ana County, New Mexico · .55 MI S of NM140@MP 0.8 · Structure no. 000000000007721

Built
1964
61 years old
Condition
Poor
inspected July 2024
Type
Tee Beam
Prestressed Concrete
Length
122 ft
4 main spans
Daily traffic
337
2023 count
Owner
County
County Highway Agency

About this bridge

13-E393 over Unnamed Waterway is a prestressed concrete tee beam carrying 13-E393 over Unnamed Waterway in Dona Ana County, New Mexico. It was built in 1964, so it is 61 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 poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 337 vehicles a day, projected to reach 458 by 2043. The structure is 122 ft (37.1 m) long and 25 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Carries13-E393
CrossesUnnamed Waterway
Location.55 MI S of NM140@MP 0.8
RouteCounty Highway 13393
Coordinates32.65719, -107.06898
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
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 inspectionJuly 2024
Inspection intervalevery 6 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.8 US tons
Inventory rating30.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length122 ft (37.1 m)
Longest span30 ft (9.1 m)
Deck width25 ft (7.6 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic337 (2023)
Projected traffic458 by 2043
Trucks—
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$181,000 (2030 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was 13-E393 over Unnamed Waterway built?

It was built in 1964, making it 61 years old in 2025.

What condition is 13-E393 over Unnamed Waterway in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does 13-E393 over Unnamed Waterway carry?

About 337 vehicles per day (2023 count).

How long is 13-E393 over Unnamed Waterway?

The structure is 122 ft (37.1 m) long with a longest span of 30 ft (9.1 m) and a deck 25 ft wide.

Who owns 13-E393 over Unnamed Waterway?

It is owned by the County Highway Agency.