NW 170 ST over I-75

Good Condition42 years old4,300 vehicles/day

Location

StateFlorida
CountyMiami-Dade
Location0.75 Mi S Of Sr-860
CarriesNW 170 ST
CrossesI-75
Coordinates25.92793, -80.35039

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length386.5 ft (117.8 m)
Max Span112.9 ft (34.4 m)
Deck Width46.9 ft (14.3 m)
Deck Area1684.5 sq m
Main Spans5
Year Built1984

Traffic

Avg Daily Traffic4,300 (2024)
Lanes On Bridge2
Lanes Under Bridge8

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number870596

Nearby Bridges