Kugirango umutekano urusheho gukomera. Nyuma yo kubaka umunara wicyuma nurangira, hakozwe ibizamini nubugenzuzi kugirango hamenyekane ubwiza bwibishushanyo mbonera byabwo ndetse no kureba niba byubahiriza ibipimo ngenderwaho bijyanye. Igikorwa cy umunara wikizamini gikubiyemo ibizamini byuzuye no gusuzuma imiterere yumunara, ibikoresho, ubuziranenge bwo gusudira, kuvura ruswa nibindi bintu.

Uyu munsi, twakoze igiterane cyikigereranyo cya metero 50 3 umunara witumanaho wumukiriya wa congo. Nta kibazo cyabonetse mu nteko y'iburanisha. Ibi bivuze ko ibicuruzwa bizashyikirizwa abakiriya vuba kandi twizera ko banyuzwe nibicuruzwa byacu. Dutegereje ubufatanye burambye nabo.