Imvura ya kare imvura yashizweho hamwe noguhindura umutwe woguhindura, ibikorwa-3 byo kwiyuhagira, kugabanura kunyerera guswera hamwe na 1.5meter yoroheje ya hose mumashanyarazi yicyuma cyirabura hamwe na 0.5meter yoroheje ya hose kugirango ihuze na kanda.