Umunara w'itumanaho
Harimo umunara mushya w’itumanaho w’imiyoboro itatu, ubwoko busanzwe bw’umunara w’icyuma wa Angle n’umunara w’icyuma ugizwe n’ibikoresho by’inkingi, nk’umubare w’umuyaga, ubushobozi bwo guhangana n’umuyaga, inkingi ikomeye yo hanze hakoreshejwe flange, umugozi wo gukurura, ntabwo byoroshye kwangiza, kugabanya ikiguzi cyo kubungabunga inkingi, imiterere y’impandeshatu zingana, kuzigama icyuma gifite gito, gutwikira agace gato k’ubutaka, kuzigama umutungo w’ubutaka, ahantu horohereza umunara kwiyinjiza, ishingiro rishya ry’ikibaho cyo gukata amababi yo mu bwoko bwa 3, kugabanya ikiguzi cy’imiterere y’ibanze, imiterere y’ubwikorezi bworoshye no gushyiraho igihe ntarengwa cyo kubaka umushinga, imiterere y’imizigo y’umuyaga yo mu bwoko bwa turbine, imirongo igororotse, guhura n’inkubi y’umuyaga ikomeye ntabwo byoroshye gusenyuka, kugabanya impfu z’abantu n’inyamaswa. Igishushanyo mbonera gihuye n’imiterere y’imiterere y’icyuma cy’igihugu n’amabwiriza agenga igishushanyo mbonera cy’umunara, imiterere ni myiza kandi yizewe.