US Bridges

NM-68 NB over Arroyo De Pueblo

Fair

Rio Arriba County, New Mexico · 9.4MI N of US 84/285 Nm · Structure no. 000000000006758

Built
1966
59 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete Continuous
Length
92 ft
3 main spans
Daily traffic
8,938
2023 count
Owner
State
State Highway Agency

About this bridge

NM-68 NB over Arroyo De Pueblo is a concrete continuous slab carrying NM-68 NB over Arroyo De Pueblo in Rio Arriba County, New Mexico. It was built in 1966, so it is 59 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 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 8,938 vehicles a day, roughly 17% of them trucks, projected to reach 12,155 by 2043. The structure is 92 ft (28 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNM-68 NB
CrossesArroyo De Pueblo
Location9.4MI N of US 84/285 Nm
RouteState Highway 68
Coordinates36.11669, -106.01899
Functional classRural Principal Arterial - Other

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
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 geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.5 US tons
Inventory rating36.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length92 ft (28 m)
Longest span33 ft (10.1 m)
Deck width47 ft (14.3 m)
Roadway width45 ft (13.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,938 (2023)
Projected traffic12,155 by 2043
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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-68 NB over Arroyo De Pueblo built?

It was built in 1966, making it 59 years old in 2025.

What condition is NM-68 NB over Arroyo De Pueblo 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 June 2023.

How much traffic does NM-68 NB over Arroyo De Pueblo carry?

About 8,938 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is NM-68 NB over Arroyo De Pueblo?

The structure is 92 ft (28 m) long with a longest span of 33 ft (10.1 m) and a deck 47 ft wide.

Who owns NM-68 NB over Arroyo De Pueblo?

It is owned by the State Highway Agency.