US Bridges

NM-68 over Rio Don Fernando

Good

Taos County, New Mexico · 0.06 MI S of JCT US-64 · Structure no. 000000000003603

Built
1940
85 years old
Condition
Good
inspected March 2022
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
16,972
2023 count
Owner
State
State Highway Agency

About this bridge

NM-68 over Rio Don Fernando is a concrete culvert carrying NM-68 over Rio Don Fernando in Taos County, New Mexico. It was built in 1940, so it is 85 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 16,972 vehicles a day, roughly 13% of them trucks, projected to reach 23,081 by 2043. The structure is 32 ft (9.9 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesNM-68
CrossesRio Don Fernando
Location0.06 MI S of JCT US-64
RouteState Highway 68
Coordinates36.39914, -105.5771
Functional classUrban Other Principal 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length32 ft (9.9 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,972 (2023)
Projected traffic23,081 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 NM-68 over Rio Don Fernando built?

It was built in 1940, making it 85 years old in 2025.

What condition is NM-68 over Rio Don Fernando 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 March 2022.

How much traffic does NM-68 over Rio Don Fernando carry?

About 16,972 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is NM-68 over Rio Don Fernando?

The structure is 32 ft (9.9 m) long with a longest span of 10 ft (3 m).

Who owns NM-68 over Rio Don Fernando?

It is owned by the State Highway Agency.