Itsheyini lokuhambisa elide elinikezelweyo limangalelwa ngokubanzi ngokugqithisela iimpahla zoshishino ukusuka kwindawo enye ukuya kwenye.Ngobubanzi be-roller yangaphandle encinci kunobude bepleyiti yekhonkco, isetyenziselwa i-emele ye-elevator kunye ne-flow conveyors.