I-1.Impompo yenzelwe ukuchaneka kunye nokuqina engqondweni ukuqinisekisa ukusebenza kwe-injini ehlala ixesha elide kunye nokupholisa ngokufanelekileyo.
2.Yenziwe kwimigangatho ephezulu, isebenzisa izinto ezisemgangathweni ophezulu kunye neteknoloji ephezulu ukubonelela ngokuthembeka okuphezulu kunye nokusebenza.
3.Impompo yamanzi iyinxalenye ebalulekileyo yenkqubo yokupholisa yesithuthi kwaye inoxanduva lokujikeleza isisipholisi nge-injini ukugcina ubushushu obufanelekileyo bokusebenza.