Guharura igiti c'inkomoko itatu
Urasabwe kwerekana ibipimo muri milimetero
X - Uburebure bw'igiti
Y - Uburebure bw'igiti
Z - Uburebure bw'umugozi
W - Ubwaguke bw'umugozi
S - umubare w'ibintu bihagaze
P - Ivyuma
N - kwerekana inomero y'igice
Igisenge c’ibiti gifise ibintu bikora ibice bikomeye vy’inkomoko zitatu.
Uburebure bw’igiti c’umugozi bugenewe ni n’imiburiburi 20 kw’ijana bw’uburebure bw’igiti c’umugozi.
Porogarama izoharura igitigiri c’ibikoresho bisabwa, yerekane ibishushanyo vy’ibarabara ry’ibarabara n’ingero zikenewe z’ibihimba.