US Bridges

US-380 over Pecos River

Fair

Chaves County, New Mexico · 7.2 MI E US-70/285-ROSWEL · Structure no. 000000000008659

Built
1987
38 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
440 ft
6 main spans
Daily traffic
3,310
2023 count
Owner
State
State Highway Agency

About this bridge

US-380 over Pecos River is a prestressed concrete continuous stringer/multi-beam or girder carrying US-380 over Pecos River in Chaves County, New Mexico. It was built in 1987, so it is 38 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 3,310 vehicles a day, roughly 11% of them trucks, projected to reach 4,501 by 2043. The structure is 440 ft (134.1 m) long and 43 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesUS-380
CrossesPecos River
Location7.2 MI E US-70/285-ROSWEL
RouteU.S. Route 380
Coordinates33.39702, -104.39884
Functional classRural Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.1 US tons
Inventory rating31.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length440 ft (134.1 m)
Longest span73 ft (22.3 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 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 closed29.8 mi (48 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 Pecos River built?

It was built in 1987, making it 38 years old in 2025.

What condition is US-380 over Pecos River 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 April 2024.

How much traffic does US-380 over Pecos River carry?

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

How long is US-380 over Pecos River?

The structure is 440 ft (134.1 m) long with a longest span of 73 ft (22.3 m) and a deck 43 ft wide.

Who owns US-380 over Pecos River?

It is owned by the State Highway Agency.