Inkunga y'ibyuma, izwi kandi nk'icyuma cyangwa icyuma, ni ibyuma bikoreshwa mu gutanga inkunga ku nyubako cyangwa inyubako.Bafite porogaramu zitandukanye, cyane cyane zirimo ibi bikurikira:

1. Imishinga yo kubaka.

2. Inkunga Yimbitse: Mu mishinga yo gucukura byimbitse, ibyuma bifashishwa mu guhambira inkuta zacukuwe, birinda ubutaka kugwa.Porogaramu zisanzwe zirimo parikingi yo munsi y'ubutaka, gariyamoshi, hamwe n'ubucukuzi bwimbitse.

3. Kubaka ikiraro: Mu iyubakwa ry'ikiraro, ibyuma bifashishwa mu gushyigikira ibiraro ndetse no gutobora, kugira ngo ikiraro gihamye mu gihe cyo kubaka.

4. Inkunga ya tunnel: Mugihe cyo gucukura umuyoboro, ibyuma bikoreshwa mugukata igisenge cyurukuta nurukuta, bikarinda gusenyuka no kurinda umutekano wubwubatsi.

5. Gushimangira Inzego: Mu kubaka cyangwa imishinga yo gushimangira imiterere, ibyuma byifashishwa mu gushyigikira by'agateganyo ibice bishimangirwa, bikarinda umutekano w’imiterere mugihe cyo gushimangira.

6. Imishinga yo gutabara no gutabara byihutirwa: Nyuma y’ibiza cyangwa impanuka kamere, ibyuma byifashishwa mu gufunga by'agateganyo inyubako cyangwa inyubako zangiritse kugirango birinde gusenyuka, bitanga umutekano mubikorwa byo gutabara.

7. Inkunga y'ibikoresho byo mu nganda: Iyo ushyiraho cyangwa usana ibikoresho binini byinganda, ibyuma bikoreshwa mugukata ibikoresho, bikarinda umutekano numutekano mugihe cyo gushiraho cyangwa gusana.

Muri make, ibyuma bifasha bigira uruhare runini mubikorwa bitandukanye byubwubatsi nubwubatsi, bitanga inkunga ikenewe nubwishingizi bwumutekano.