Kuverenga kwe rafter hurongwa hwedenga remuhudyu .
Ndapota kombidza hukuru hunodiwa mumamirimita
Y - kureba kwedenga
X - kureba kwemhatso
Z - kufara kwemhatso
C - saizi shoma ye eaves yakakwirira
U - Rafter kufara
W - Rafter gobvu .
S - Rafter nhandare
O1 - Kufara kwemapuranga ekuvhara .
O2 - Sheathing bhodhi gobvu .
R - Lathing danho .
Purogiramu inokwanisa.
Kuverenga kwe truss mamiriro.
Kuona zvinodiwa mari zvinhu zvekuvaka kuti rafters.
Kuona vhoriyamu sheathing mapuranga.
chaiyo miyero zvose zvikamu rafter hurongwa.
Mifananidzo yakadzama yedenga remuhudyu, mapuranga, sheathing.