US Bridges

US-84 over Arroyo Del Palacio

Good

Rio Arriba County, New Mexico · 2.5 MI N of US-285/84 · Structure no. 000000000007576

Built
1976
49 years old
Condition
Good
inspected February 2021
Type
Culvert
Concrete
Length
86 ft
10 main spans
Daily traffic
11,253
2023 count
Owner
State
State Highway Agency

About this bridge

US-84 over Arroyo Del Palacio is a concrete culvert carrying US-84 over Arroyo Del Palacio in Rio Arriba County, New Mexico. It was built in 1976, so it is 49 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 11,253 vehicles a day, roughly 11% of them trucks, projected to reach 15,304 by 2043. The structure is 86 ft (26.2 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUS-84
CrossesArroyo Del Palacio
Location2.5 MI N of US-285/84
RouteU.S. Route 84
Coordinates36.12197, -106.15804
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating41.1 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans10
Design loadHS 20
Structure length86 ft (26.2 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,253 (2023)
Projected traffic15,304 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$520,000 (2030 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US-84 over Arroyo Del Palacio built?

It was built in 1976, making it 49 years old in 2025.

What condition is US-84 over Arroyo Del Palacio 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 February 2021.

How much traffic does US-84 over Arroyo Del Palacio carry?

About 11,253 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US-84 over Arroyo Del Palacio?

The structure is 86 ft (26.2 m) long with a longest span of 8 ft (2.4 m).

Who owns US-84 over Arroyo Del Palacio?

It is owned by the State Highway Agency.