The Holy Mosque that located in Makkah, Saudi Arabia, that been expanded over the time. Today it is about 366,168m2 and could accommodate more than half a million prayers. It’s a multilevel building. The Holy Mosque has more than one hundred gates which be used in peak time to give worshippers ability to reach the four floors of the buildings. Several activity been held inside the building, such as the five prayers that take place daily which need the worshippers to ingress and egress the building and go to practice their normal life when finished. In addition to that, Tawaf, Sai’ and some other rituals should be done and taking place inside this building. Annually and during the seasons of Ramadan and Hajj, the Holy Mosque reached its optimum capacity when worshippers present from all over the world to practice their rituals duties. The needed movement of those worshippers and the differences in background, ages, languages, …etc. need special treatments and plans.