Kugirango umenye niba ibyuma bishobora kongera gukoreshwa, ni ngombwa gusuzuma urwego rwakubyaraibyangiritse, imikorere yimashini, akamaro, imiterere yimikorere, cycle cycle, nibindi mbere yo gufata icyemezo.
Ibikoresho byashenywe mugihe cyo gufata neza ibikoresho, kugenzura imikorere no gusimbuza ibice bya peripheri birasuzumwa kugirango harebwe niba bishobora kongera gukoreshwa cyangwa niba bimeze neza cyangwa bibi.
Mbere ya byose, ni ngombwa gukora ubushakashatsi bwitondewe no kwandika ibyuma byashenywe nuburyo bugaragara. Kugirango umenye kandi ukore iperereza ku mavuta asigaye, nyuma yo gutoranya, ibyuma bigomba gusukurwa neza.
Icya kabiri, reba inzira nyabagendwa, imiterere yubuso buzunguruka hamwe nubusabane bwo guhuza, hamwe nuburyo bwo kwambara bwakazu kugirango byangiritse nibidasanzwe.
Kugirango umenye niba ibyuma bishobora kongera gukoreshwa, ni ngombwa gusuzuma urwego rwakubyaraibyangiritse, imikorere yimashini, akamaro, imiterere yimikorere, cycle cycle, nibindi mbere yo gufata icyemezo.
Nkigisubizo cyubugenzuzi, niba hari ibyangiritse cyangwa ibintu bidasanzwe byabonetse, shakisha icyabiteye kandi utegure ingamba zo guhangana nigice cyimvune. Byongeye kandi, nkibisubizo byubugenzuzi, niba hari inenge zikurikira, ubwikorezi ntibushobora gukoreshwa, kandi ibyuma bishya bigomba gusimburwa.

a. Hano hari uduce n'ibice muri buri mpeta y'imbere n'inyuma, ibintu bizunguruka, hamwe n'akazu.

b. Ikintu icyo aricyo cyose cyimbere ninyuma hamwe nibintu bizunguruka byashize.

c. Ubuso bwumuhanda, imbavu, nibintu bizunguruka byuzuye.

d. Akazu kambarwa cyane cyangwa imirongo irekuwe cyane.

e. Inzira nyabagendwa hamwe nibintu bizunguruka biragoramye kandi birashushanyije.

f. Hano haribimenyetso byingenzi nibimenyetso hejuru yikizunguruka hamwe nibintu bizunguruka.

g. Kora hejuru ya diametre yimbere yimpeta yimbere cyangwa diameter yinyuma yimpeta yo hanze.

h. Guhindura ibara birakomeye kubera ubushyuhe bwinshi.

i. Impeta ya kashe hamwe nigitwikiro cyumukungugu cyamavuta yifunze byangiritse cyane.