(3) Xa kubethwa ngenqindi, kubalulekile ukulinganisa ukubetha ngenqindi kwiklasi enye ngexesha, kwaye uqhelane nemifanekiso kunye neemeko zejoloji zenqanaba ngalinye.(4) Xa Ukuhlukunyezwa, kubalulekile ukuba ajikeleze udaka ukucoca slag rhoqo ukukhawulezisa umngxuma uyila isantya.Nika ingqalelo nokugcinwa kwentloko amanzi emngxunyeni xa Ukuhlukunyezwa.Izizathu kufuneka kujongwane ngexesha ngaphandle kokuchaphazela ukhuseleko ngaphambi kokuba kuqhubeke ukwakhiwa.(5) Kwimeko apho kukho imingxunya egobileyo, imingxuma egobile, intamo, imingxunya ewile okanye isiliti ejikeleze isilinda ekhuselayo kunye nokuhlala komhlaba, yeka ukubhola, kwaye uqhubeke nokwakha emva kokuthatha la manyathelo alandelayo:1) Xa umngxunya wenqwaba uthambekele Ukulungiswa komngxunya, ukuba ulungiso alusebenzi, buyisela umngxuma ngodongwe ukuya kwi-0.5m ephezulu yomngxunya, kwaye uphinde ungxame kwakhona;2) Ukuba umngxuma uyawa ngexesha lokungxama, yeka ukubhola kwangoko, kwaye ubuyisele udongwe ukuzinzisa umngxuma udonga ukuzama kwakhona