Ramona Heydarifar - master student of architectural engineering Qazvin islamic azad university
Hasan Sajadzadeh - phd in Islamic urban development, faculty member of Hamedan bu ali university
Roxana Heydarifar - master student of architectural engineering

Structures arched like Chafd (ARC), the arch and the dome of the foot The most stable and pervasive element in Islamic architecture, including the key architectural structures in Iran. The body curve Is Curve Form For The cover That Mouth It From Depth It (B) more Are. Arch And Ben's Ed Construction Arch And Dome And In the Requirements. Arch With Follow Add one Chafd At Therefore, the Horizon The D-Pad In the A to D And Dome With Rotation It On Round Axis Orthogonal To create In the To. Structures Dome To The heart of the pH of the From Form The Geometric And Proportions In particular, the From Resistance The Essence Available Consideration In the Have 's. Adverse to the Is If In this Structures And Power Transfer Loads Incoming The No Are Structures Ace B. Will D the d And Possible Destruction b The following are Prepared In the To. A. These True At Case Earthquake The following are For In this Structures And Current 's.At first glance this study has been arched structures, the effect of earthquake forces on structures, along with the case, has been studied.

Chafd, Arch, Dome Earthquake, Dome The Sultan of