Barricades, safety nets appear ahead of Navi Mumbai F4 race. Concrete barricades and safety nets have appeared along Navi Mumbai's Palm Beach Road ahead of a proposed Formula 4 street race, a video posted online shows. The F4 India Championship finale is scheduled for December 5-6, 2026. The planned floodlit circuit will span about 3.7 km with 14 turns. The video does not confirm official race preparations.