16 cars, 72 passengers, 5 bays. 70 seconds on the clock.
72 waiting
You have 70 seconds, starting at your first tap. A bump costs 3 seconds.
Call the cars to the stop in this order: 15, 11, 2, 13, 5, 9, 7, 1, 12, 10, 14, 6, 16, 3, 4, 8.