4.3 Time loss and total available time actual cycle time per truck and actual no. of trips per day
Time allowance + normal time = standard time [). Therefore time allowance or time loss affect the available time. Thus, available time = standard time –time allowance For truck 046 total available time is 8.0 – 2.0 = 6.0 hr, giving total number of trips per day as: For truck 046 Nt is 15 For truck 053 Nt is 16.118 is 16 For truck 060 Nt is 15.233 is 15 For truck 0.72 Nt is 20.81 or 21