US Bridges

US 60 over Pinal Creek

Fair

Gila County, Arizona · 2.6 MI E JCT SR 188 · Structure no. 00266

Built
1942
83 years old, rebuilt 1957
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
135 ft
7 main spans
Daily traffic
21,948
2024 count
Owner
State
State Highway Agency

About this bridge

US 60 over Pinal Creek is a concrete continuous slab carrying US 60 over Pinal Creek in Gila County, Arizona. It was built in 1942 and reconstructed in 1957, so it is 83 years old, older 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 21,948 vehicles a day, roughly 8% of them trucks, projected to reach 21,958 by 2042. The structure is 135 ft (41.1 m) long and 74 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUS 60
CrossesPinal Creek
Location2.6 MI E JCT SR 188
RouteU.S. Route 60
StateArizona
Coordinates33.4076, -110.7932
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length135 ft (41.1 m)
Longest span20 ft (6.1 m)
Deck width74 ft (22.5 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deck25 ft (7.6 m)

Traffic and service

Average daily traffic21,948 (2024)
Projected traffic21,958 by 2042
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 60 over Pinal Creek built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 1957.

What condition is US 60 over Pinal Creek 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 October 2024.

How much traffic does US 60 over Pinal Creek carry?

About 21,948 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is US 60 over Pinal Creek?

The structure is 135 ft (41.1 m) long with a longest span of 20 ft (6.1 m) and a deck 74 ft wide.

Who owns US 60 over Pinal Creek?

It is owned by the State Highway Agency.