// get the number of vehicles driving or waiting on segment 48 and 59
var n = h.getTargetsOn([48, 59], targetList).size();
// get the vehicle that waits without any job at the end of segment 59
var t = h.getTargetWaitingAt(59, targetList);
// create a job with 2 orders for the first vehicle if there are more than 3 vehicles on 48 and 59
if (n > 3) if (t != null) h.addJob(t.id, 10, [55, 0, 0, 17, 0, 0]);