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Florida Department of


South Florida Roads (Miami-Dade and Monroe Counties)


The Florida Department of Transportation (FDOT) began two roadway projects the week of May 22, 2023 along I-195/Julia Tuttle Causeway and SR 907/Alton Road in Miami-Dade County.

From east of Biscayne Boulevard to Alton Road

  • Increasing the width of the inside paved shoulders to allow bus-on-shoulder lanes
  • Reconstructing the inside shoulder to provide bus-on-shoulder lanes
  • Repaving and restriping the existing pavement
  • Reconstructing the median barrier and guardrail
  • Replacing pavement markings and overhead signage
  • Replacing roadway safety features
  • Installing bus-on-shoulder signs and markings
  • Removing and replacing existing markings on the bridge decks to reduce the travel lane widths

From 43 Street to westbound SR 112/Julia Tuttle Causeway

  • Widening the SR 112/Julia Tuttle Causeway westbound entrance ramp from one to two lanes
  • Widening the eastbound approach to the SR 907/Alton Road and 43 Street intersection for the accommodation of a free flow right turn lane
  • Widening southbound SR 907/Alton Road, south of 43 Street, to provide a dedicated acceleration lane
  • Modifying existing drainage, signing, lighting, signalization and landscape
  • Repaving and restriping the roadway
  • Relocating landscape located along the causeway
  • Upgrading Intelligent Transportation Systems (ITS) devices

Lane closures will take place during nighttime work hours. Travel lanes may be closed only during nonpeak hours on nonevent days. Nonpeak hours are:

  • 9 p.m. to 5:30 a.m., Sunday through Thursday
  • 11 p.m. to 7:30 a.m., Friday and Saturday

This project will require traffic shifts to complete work. Detours be noticed in advance.

Project At-A-Glance
Start Date
May 2023

Est. Completion
Fall 2024

Construction Cost
$12.6 millIon

Lengths and Limits
State Road (SR) 112/I-195/Julia Tuttle Causeway From east of SR 5/Biscayne Boulevard to SR 907/Alton Road and SR 907/Alton Road From 43 Street to westbound SR 112/I-195/Julia Tuttle Causeway

FDOT North Miami-Dade County Resident Engineer
Ivan Hay, P.E.

FDOT Construction Project Manager
John Garzia, P.E.

Construction Consulting Engineering and Inspection (CCEI) Project Administrator
Andres Diaz, P.E.

Asphalt Group, Inc.

Senior Community Outreach Specialist
Melissa J. Rodriguez

HML Public Outreach, LLC
1 (305) 570-8076