US Bridges

US 60 over SR 79

Fair

Pinal County, Arizona · 14.7 MI W SR 177 · Structure no. 02664

Built
2003
22 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
203 ft
2 main spans
Daily traffic
8,429
2022 count
Owner
State
State Highway Agency

About this bridge

US 60 over SR 79 is a prestressed concrete stringer/multi-beam or girder carrying US 60 over SR 79 in Pinal County, Arizona. It was built in 2003, so it is 22 years old, younger than the Arizona average of 47.8 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 8,429 vehicles a day, roughly 13% of them trucks, projected to reach 8,439 by 2042. The structure is 203 ft (61.9 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 60
CrossesSR 79
Location14.7 MI W SR 177
RouteU.S. Route 60
StateArizona
Coordinates33.25631, -111.33855
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length203 ft (61.9 m)
Longest span100 ft (30.5 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,429 (2022)
Projected traffic8,439 by 2042
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 US 60 over SR 79 built?

It was built in 2003, making it 22 years old in 2025.

What condition is US 60 over SR 79 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 February 2024.

How much traffic does US 60 over SR 79 carry?

About 8,429 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is US 60 over SR 79?

The structure is 203 ft (61.9 m) long with a longest span of 100 ft (30.5 m) and a deck 45 ft wide.

Who owns US 60 over SR 79?

It is owned by the State Highway Agency.