US Bridges

US-84 over Canada De Horno

Fair

Rio Arriba County, New Mexico · 1.95 MI S of JCT NM-554 · Structure no. 000000000003638

Built
1936
89 years old, rebuilt 1987
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
32 ft
5 main spans
Daily traffic
5,440
2023 count
Owner
State
State Highway Agency

About this bridge

US-84 over Canada De Horno is a concrete culvert carrying US-84 over Canada De Horno in Rio Arriba County, New Mexico. It was built in 1936 and reconstructed in 1987, so it is 89 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 5,440 vehicles a day, roughly 11% of them trucks, projected to reach 7,398 by 2043. The structure is 32 ft (9.7 m) long and 46 ft wide. If it were closed, the detour would be 60.3 mi (97 km).

CarriesUS-84
CrossesCanada De Horno
Location1.95 MI S of JCT NM-554
RouteU.S. Route 84
Coordinates36.19213, -106.23016
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadH 15
Structure length32 ft (9.7 m)
Longest span6 ft (1.8 m)
Deck width46 ft (14 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,440 (2023)
Projected traffic7,398 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed60.3 mi (97 km)
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkNon-Interstate STRAHNET route

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$363,000 (2030 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US-84 over Canada De Horno built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1987.

What condition is US-84 over Canada De Horno 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-84 over Canada De Horno carry?

About 5,440 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US-84 over Canada De Horno?

The structure is 32 ft (9.7 m) long with a longest span of 6 ft (1.8 m) and a deck 46 ft wide.

Who owns US-84 over Canada De Horno?

It is owned by the State Highway Agency.