US Bridges

US-380 over Unnamed Waterway

Good

Chaves County, New Mexico · 24.4 M E JCT US-285/ROSWL · Structure no. 000000000002312

Built
1936
89 years old
Condition
Good
inspected February 2022
Type
Culvert
Concrete
Length
27 ft
4 main spans
Daily traffic
2,401
2023 count
Owner
State
State Highway Agency

About this bridge

US-380 over Unnamed Waterway is a concrete culvert carrying US-380 over Unnamed Waterway in Chaves County, New Mexico. It was built in 1936, so it is 89 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,401 vehicles a day, roughly 11% of them trucks, projected to reach 3,265 by 2043. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 93.2 mi (150 km).

CarriesUS-380
CrossesUnnamed Waterway
Location24.4 M E JCT US-285/ROSWL
RouteU.S. Route 380
Coordinates33.4207, -104.1049
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.1 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 15
Structure length27 ft (8.2 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,401 (2023)
Projected traffic3,265 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed93.2 mi (150 km)
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$101,000 (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US-380 over Unnamed Waterway built?

It was built in 1936, making it 89 years old in 2025.

What condition is US-380 over Unnamed Waterway in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2022.

How much traffic does US-380 over Unnamed Waterway carry?

About 2,401 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US-380 over Unnamed Waterway?

The structure is 27 ft (8.2 m) long with a longest span of 6 ft (1.8 m).

Who owns US-380 over Unnamed Waterway?

It is owned by the State Highway Agency.