US Bridges

US-380 over Unnamed Waterway

Good

Chaves County, New Mexico · 10.2 M E JCT US 70/285 · Structure no. 000000000009354

Built
2004
21 years old
Condition
Good
inspected January 2025
Type
Culvert
Steel
Length
22 ft
2 main spans
Daily traffic
3,310
2023 count
Owner
State
State Highway Agency

About this bridge

US-380 over Unnamed Waterway is a steel culvert carrying US-380 over Unnamed Waterway in Chaves County, New Mexico. It was built in 2004, so it is 21 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 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 3,310 vehicles a day, roughly 11% of them trucks, projected to reach 4,501 by 2043. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS-380
CrossesUnnamed Waterway
Location10.2 M E JCT US 70/285
RouteU.S. Route 380
Coordinates33.39671, -104.36185
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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,310 (2023)
Projected traffic4,501 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 US-380 over Unnamed Waterway built?

It was built in 2004, making it 21 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 January 2025.

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

About 3,310 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US-380 over Unnamed Waterway?

The structure is 22 ft (6.7 m) long with a longest span of 12 ft (3.7 m).

Who owns US-380 over Unnamed Waterway?

It is owned by the State Highway Agency.