IRR SR 387 over I-10

Fair Condition59 years old19,440 vehicles/day

Location

StateArizona
CountyPinal
Location9.5 Mi SE Jct SR 587
CarriesIRR SR 387
CrossesI-10
Coordinates33.00270, -111.75320

Condition Ratings

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

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length287.1 ft (87.5 m)
Max Span89.9 ft (27.4 m)
Deck Width35.1 ft (10.7 m)
Deck Area936.2 sq m
Main Spans4
Year Built1967

Traffic

Avg Daily Traffic19,440 (2022)
Truck Traffic10%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number01151

Nearby Bridges