Pre-Engineered Building (PEB) is a steel structure built over a structural concept of primary members, secondary members, and the cover sheeting connected to each other. The structural members are custom designed to be lighter in weight as well as high in strength. For today and in the future, Steel has become the material of choice in building construction, compared to concrete and timber in Pakistan. Thus, steel building designs have become more ʪexible, durable and adaptable.