US Bridges

US 60 over Long Canyon

Good

Navajo County, Arizona · 2.1 MI E JCT SR 73 · Structure no. 06093

Built
1936
89 years old, rebuilt 1953
Condition
Good
inspected March 2021
Type
Culvert
Steel
Length
32 ft
2 main spans
Daily traffic
2,802
2020 count
Owner
State
State Highway Agency

About this bridge

US 60 over Long Canyon is a steel culvert carrying US 60 over Long Canyon in Navajo County, Arizona. It was built in 1936 and reconstructed in 1953, so it is 89 years old, older than the Arizona average of 47.8 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 2,802 vehicles a day, roughly 11% of them trucks, projected to reach 2,812 by 2040. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 65.2 mi (105 km).

CarriesUS 60
CrossesLong Canyon
Location2.1 MI E JCT SR 73
RouteU.S. Route 60
StateArizona
Coordinates34.0275, -110.2376
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,802 (2020)
Projected traffic2,812 by 2040
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed65.2 mi (105 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 US 60 over Long Canyon built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1953.

What condition is US 60 over Long 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 March 2021.

How much traffic does US 60 over Long Canyon carry?

About 2,802 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is US 60 over Long Canyon?

The structure is 32 ft (9.8 m) long with a longest span of 13 ft (4 m).

Who owns US 60 over Long Canyon?

It is owned by the State Highway Agency.