Impeta Ibishushanyo mbonera byakira imbaraga zuburyo bwububiko bwumukororombya. Ibishushanyo bibiri - imiterere yububiko hamwe nigitonyanga gitonyanga, byahujwe kugirango habeho uburyo bumwe bwa 3 buringaniye. Muguhuza imirongo ntoya nuburyo no gukoresha ibintu byoroshye kandi bisanzwe, ibisubizo nimpeta yoroshye kandi nziza ikozwe neza kandi ikinisha mugutanga umwanya wingufu nigitekerezo gitemba. Uhereye ku mpande zitandukanye imiterere yimpeta ihinduka - imiterere yigitonyanga ireba uhereye kumbere, imiterere ya arch ireba uhereye kumpande, naho umusaraba ukareba uhereye hejuru. Ibi bitanga imbaraga kubambara.