"Umukororombya", uzwi kandi ku izina ry'ubukerarugendo, ni ikimenyetso gishya cy'umuhanda, kigaragara hamwe n'iterambere ry'umuryango, cyane cyane mu turere dukurura ba mukerarugendo. Igikorwa nyamukuru nukugirango umuhanda urusheho kuba mwiza muguhindura ibara ryibimenyetso byumuhanda, kugirango benshi mubitabiriye umuhanda bashobore gutwara "umukororombya" hafi y’ahantu nyaburanga, hanyuma bakagera aho berekeza ubukerarugendo. .
Umurongo wikimenyetso ukoresha irangi rishushe ryerekana irangi, rifite uburyo bwiza bwo kwambara no kwihanganira kunyerera. Mu rwego rwo kuzamura ibimenyetso byerekana ibimenyetso, irangi ryerekana rishyizwe hamwe na 20% byamasaro yikirahure, kandi mugihe cyubwubatsi, abakozi bubaka nabo baminjagira kimwe murwego rwamasaro yikirahure hejuru yikimenyetso. Ndetse no mugihe cyo gucana nabi, umushoferi arashobora kandi kubona aho ibimenyetso byumuhanda bihagaze neza kandi neza binyuze mumucyo wagaragajwe wakozwe no kumurika amatara, kugirango ubashe gutwara ibinyabiziga no kurinda umutekano wumuhanda.
