Ngokusho kokucaciswa kokuklama kwezakhiwo, umnyango we-elevator womlilo kufanele umiswe ekamelweni elingaphambili, futhi iwindi kufanele livulwe ngesikhathi esifanayo ukuze likwazi ukukhipha intuthu futhi lihlangabezane nezidingo zokuvikela umlilo. Ngokwezimfuneko zezinga likazwelonke, ngaphezu kwemisebenzi yeminyango evamile, iminyango yomlilo yekheshi nayo idlala indima ebalulekile ekuvimbeleni imililo yaphansi ukuba ingabhebhetheki ngokusebenzisa i-elevator shafts.