SR 77; Miracle Mil over I 10

Fair Condition31 years old34,300 vehicles/day

Location

StateArizona
CountyPima
LocationJct SR 77
CarriesSR 77; Miracle Mil
CrossesI 10
Coordinates32.26010, -111.00300

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Single/Spread
Total Length255.9 ft (78 m)
Max Span125.0 ft (38.1 m)
Deck Width91.9 ft (28 m)
Deck Area2,184 sq m
Main Spans2
Year Built1995

Traffic

Avg Daily Traffic34,300 (2022)
Truck Traffic9%
Lanes On Bridge4
Lanes Under Bridge8

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number02362

Nearby Bridges