Vehicles approaching a T intersection from a minor road in a single lane have the option of turning left or right Traffic flow data in vehicles per hour is given in Figure 1 The critical gap and follow up gap are 3 secs and 2 secs for the left turn and 6 secs and 4 secs for the right turn The total approach capacity of this T junction for the minor road is designed to be 720 vehicles per hours veh h during the peak hour 400 GIVE WAY 600 200 veh h Figure 1 a Determine the number of the left turning vehicles in the peak hour 3 marks Ent puke Jongth including head of queue delay 2 marks