US Bridges

NM-349 over White Oaks Canyon

Good

Lincoln County, New Mexico · US - 54 and Sr- 349 · Structure no. 000000000009126

Built
2000
25 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
87 ft
1 main span
Daily traffic
97
2023 count
Owner
State
State Highway Agency

About this bridge

NM-349 over White Oaks Canyon is a prestressed concrete stringer/multi-beam or girder carrying NM-349 over White Oaks Canyon in Lincoln County, New Mexico. It was built in 2000, so it is 25 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 97 vehicles a day, roughly 10% of them trucks, projected to reach 131 by 2043. The structure is 87 ft (26.5 m) long and 29 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

CarriesNM-349
CrossesWhite Oaks Canyon
LocationUS - 54 and Sr- 349
RouteState Highway 349
Coordinates33.74561, -105.74305
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.5 US tons
Inventory rating38.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length87 ft (26.5 m)
Longest span33 ft (10 m)
Deck width29 ft (8.8 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic97 (2023)
Projected traffic131 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was NM-349 over White Oaks Canyon built?

It was built in 2000, making it 25 years old in 2025.

What condition is NM-349 over White Oaks Canyon 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 October 2024.

How much traffic does NM-349 over White Oaks Canyon carry?

About 97 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is NM-349 over White Oaks Canyon?

The structure is 87 ft (26.5 m) long with a longest span of 33 ft (10 m) and a deck 29 ft wide.

Who owns NM-349 over White Oaks Canyon?

It is owned by the State Highway Agency.