Four departments are located in adjacent bays in the same loading dock. The distance between adjacent bays is 30 feet, the distance between bays separated by another (Alpha and Charlie, Bravo and Delta) is 60 feet, and the distance between Alpha and Delta is 90 feet. Material flows (loads) between departments are shown in the Table below. To To To To From Alpha Bravo Charlie Delta Alpha 0 15 20 30 Bravo 5 0 12 8 Charlie 10 7 0 4 Delta 15 24 6 0 Use the information from Table 13.1. Calculate the total load distance for this layout. 18480 O 9240 O 12660 3930