
The door of the establishment of Zuelptm door in 485 Hijri (1092 AD), and consists of a huge block constructEgyptian capital Cairo. And is known for being a door or gate, which was suspended the heads of ion depth of 25 meters and 25.72 meters display and a height of 24 meters on the street level [1].The section consists of two towers Mstderin highlights the third cluster of plant outside the fence and the center of the towers open corridor leading to the entrance door and towers rise to two thirds of the rise in building solid and comes in the top third of each chamber defense covered vault longitudinally intersects with cross vault.