Nyamuneka utumenyeshediameter, uburebure, ingano, ndetse nuburemere bwibice niba ufite, kugirango dushobore gutanga amagambo meza.
Inyigisho. Imikorere ihamye ikoreshwa muguhuza imashini. Imyenda ibiri ihujwe ku mpande zombi, kandi umugozi wo hagati urabyimbye kandi unanutse. Mubisanzwe bikoreshwa mumashini yubucukuzi, ikiraro, ibinyabiziga, ipikipiki, ibyuma byubaka, umunara umanika, ibyuma birebire byubatswe ninyubako nini.
1, Irakoreshwa cyane mumubiri wingenzi wibikoresho binini, ikenera gushiraho ibikoresho, nkindorerwamo, intebe yikidodo, imashini igabanya, nibindi. umubiri nyamukuru, kwishyiriraho umugereka nyuma yizindi mpera hamwe nimbuto, kubera ko umugereka akenshi ukurwaho, urudodo ruzambarwa cyangwa rwangiritse, gukoresha insimburangingo yimitwe ibiri bizoroha cyane. 2. Iyo umubyimba wumubiri uhuza ari munini cyane kandi uburebure bwa bolt ni burebure cyane, hazakoreshwa imitwe ibiri. 3. Ikoreshwa muguhuza amasahani manini hamwe n’ahantu hatorohewe no gukoresha ibishashara, nkibisenge bya beto, ibisenge bimanikwa hejuru ya monorail ibiti bimanikwa, nibindi.