Ukukhethwa kobumba kuyingxenye ebaluleke kakhulu yenqubo yonke yokubumba yokubumba.
Izidingo zokuklama isikhunta nokukhiqiza yilezi: usayizi onembile, indawo ebushelelezi; ukwakheka okunengqondo, ukusebenza kahle okuphezulu kokukhiqiza, kulula ukuyisebenzisa; kulula ukukhiqiza, impilo ephezulu, izindleko eziphansi; design uhlangabezana nezidingo zenqubo, ezomnotho nezengqondo.
Design yisinyathelo esibalulekile ekwakhiweni kwezikhunta, isinyathelo sokuqala sokukhiqiza, futhi silawula yonke inqubo yokukhiqiza isikhunta. Ngakho-ke, ukwakheka nakho kunomthelela omuhle empilweni yenkonzo yokubumba. Idizayini ithinta ikakhulukazi impilo yenkonzo yokubumba isitampu kusuka kulezi zici ezimbili ezilandelayo.
Ngoba ukufa okuhlukile kokubumba kufakiwe emasimini amaningi, kanti nobuchwepheshe bokwenza ubuchwepheshe bokufelwa kobuchwepheshe buye futhi benza izinguquko ezithile kanye nentuthuko kule minyaka, kule ngxenye, imithetho eyingqayizivele yokuqamba yokufa okukhona ngokufingqiwe ifushaniswa.