News May 20, 2025

Driving Change: How Innovation and 3D Modeling Transformed Miami鈥檚 Turnpike

8-mile-long upgrade brings advanced tech, improved mobility and enhanced safety to one of Miami鈥檚 busiest routes

Miami

Like other major metro areas in the U.S., Miami is no stranger to congested roadways or rush hour traffic. With more than 1.4 million passenger vehicles on Miami-Dade County roads annually鈥攁nd the population expected to reach 3.3 million by 2040鈥攖he region鈥檚 transportation infrastructure is under increasing pressure. According to the , Miami ranks sixth in the nation for worst traffic congestion, with drivers losing nearly 75 hours each year to delays.

To help relieve that burden, Florida鈥檚 Turnpike Enterprise recently completed a $235 million construction project to widen the Homestead Extension in Miami-Dade County. The 8-mile-long expansion included work at 16 bridge sites and two complex structures, along with the modernization of six toll facilities and aesthetic improvements to meet anticipated future growth and demand.

But infrastructure improvements go beyond asphalt and bridges. Technology鈥攕pecifically, Intelligent Transportation Systems (ITS)鈥攑lays a critical role in improving safety, efficiency and sustainability on today鈥檚 roadways. ITS uses sensors, cameras and communication networks to monitor traffic conditions, manage congestion and deliver real-time updates to drivers.

As the ITS designer for the project, X站福利所 developed a system that included fiber optic cable communication, closed-circuit TV cameras, dynamic message signs, toll rate message boards, vehicle detection systems and a travel time tracking system. X站福利所 also handled the design of sign structures.

While the original design called for express lanes, Florida鈥檚 Turnpike later shifted to a managed lanes approach. X站福利所 quickly revised the design to meet the new requirements鈥攄emonstrating both agility and deep coordination among teams.

A standout feature of the project was a 3D model of the entire corridor. This digital model helped verify traffic camera placement to ensure clear, unobstructed views of the roadway. Another innovation involved placing conduit infrastructure on the same side of the road as device and cabinet installations, which reduced fiber crossings and future maintenance needs.

鈥淭his was a fast-paced design with extensive coordination between teams," says X站福利所 Engineer-of-Record Ernest Sackey. "Our familiarity with each other was key to the project鈥檚 success. The Homestead Extension will significantly ease traffic for Miami commuters, reducing travel times and improving mobility. With road demand only projected to rise, these improvements are crucial.鈥

Thanks to its innovative design and strong collaboration, the project earned a Grand Award at the  in Orlando.

Did you know?

  • 250000

    cubic yards of embankment used for roadway widening

  • 568

    million pounds of asphalt used in the new travel and managed through lanes

  • 10

    miles of fiberoptic cable installed along the roadway

  • 12

    closed-circuit TV cameras provide real-time traffic surveillance

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