أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
Large is relative but lattice girders or3d space frames can be used.
Designer are very fun people , all depend on financial and what services you may have under the roof. if is any industrial site you may choose the most common trust used on airport terminal or supermarkets. hope this give you idea what I AM TALK ABOUT.
W truss