The PortMiami Tunnel (also State Road 887; formerly Port of Miami Tunnel) is a 4,200 feet (1,300 m)[3] bored, undersea tunnel in Miami, Florida.
Official Page of the Port Miami Tunnel
The Miami Tunnel (also State Road 887; formerly Port of Miami Tunnel) is a 4,200 feet (1,300 m)[3] bored, undersea tunnel in Miami, Florida. It consists of two parallel tunnels (one in each direction) that travel beneath Biscayne Bay, connecting the MacArthur Causeway on Watson Island with PortMiami on Dodge Island. It was built in a public–private partnershi
05/27/2026
When preparedness meets partnership. 🚒🚨
We were honored to welcome for an exclusive tour of the and our facilities—an opportunity to strengthen collaboration, share knowledge, and ensure readiness where safety matters most.
Behind every smooth journey through the tunnel is a commitment to preparation, coordination, and the incredible teams who help protect our community every day.
Swipe to see highlights from the visit.
Today, we honor the heroes who made the ultimate sacrifice for our freedom. 🇺🇸
On behalf of the , we remember, reflect, and thank those who served our country with courage and dedication.
We’re kicking off National Infrastructure Week by celebrating the future of our industry. ⛳️🏗️
The Miami Tunnel was proud to sponsor the 2026 Annual Student Development & Scholarship Golf Tournament, supporting the next generation of engineering leaders and innovators.
Investing in students today means building stronger infrastructure for tomorrow. 💡🚧
05/16/2026
🌆🚢🚙Great cities don’t move by chance. They move because of leaders with vision.
On National CEO Day, we celebrate the powerhouse women helping keep Miami moving: Wendy Conforme Miami Tunnel of , Hydi Webb of PortMiami , and Stacy L. Miller of Miami-Dade County Department of Transportation and Public Works
Through bold leadership, strategic vision, and decades of expertise, these women are shaping the infrastructure, mobility, trade, and transportation systems that power our city every single day.
👷♀️From engineering excellence and tunnel operations, to connecting global commerce through PortMiami, to expanding transportation access across Miami-Dade—their leadership creates impact far beyond what we see.
Behind every tunnel crossing, every cruise passenger reaching PortMiami, and every smoother commute, there are visionary women making it happen.
Today, we celebrate the leaders helping move Miami forward.
One month to go. ⚽🌎 FWC26Miami
One game. One passion. One summer Miami will never forget.
7 matches in Miami Gardens.
23 days of Fan Fest at
Fans from around the world. Energy across every neighborhood.
And while the world comes to Miami, we’ll be here doing what we do every day: keeping the city moving safely and efficiently.
From PortMiami arrivals to game-day traffic, Miami Tunnel.is proud to help power the movement behind the moments.
05/11/2026
✈️ Headed to the Hyundai Air & Sea Show this weekend?
Expect heavy traffic, detours, and limited access across Miami Beach from May 23–26—especially around Ocean Drive and Collins Avenue.
Plan ahead and move smarter:
🚆 Take Brightline to Downtown
🚗 Use rideshare or park early
🚎 Hop on the free trolley
And if you’re coming from the mainland, the Miami Tunnel helps keep you moving with a direct connection between downtown and PortMiami.
Less stress. More flow.
PlanAhead KeepMiamiMoving
05/08/2026
At The , your safety is our #1 priority.
That’s why we follow strict safety protocols and continuously train our team to be ready for anything. Here, our staff is completing specialized emergency response training aligned with federal safety standards—programs designed to strengthen rescue readiness and protect both our team and every driver who travels through the tunnel.
Prepared. Trained. Ready—every day!
Miami
05/04/2026
After an exciting Grand Prix weekend, the team is kicking off May with focus, leadership, and the drive that keeps Miami moving.
We’re here to connect the city—efficiently, safely, and every single day.
Mobility Leadership