In commercial or industrial jobs, they build concrete forms, scaffolding, bridges, trestles, tunnels, shelters, towers and other structures.

• 在加拿大工业建筑,或加拿大商业建筑工作中,做混凝土预制板模具,建脚手架,楼梯梁,栈桥,烟道,棚屋和塔楼等。