سال انتشار: ۱۳۹۰

محل انتشار: ششمین کنفرانس بین المللی زلزله شناسی و مهندسی زلزله

تعداد صفحات: ۸

نویسنده(ها):

R. Mohammad Ali nejad – Isalmic Azad University Ramhormoz Baranch, Ramhormoz, Iran
Mohammad S. Pakbaz – Department of Civil Engineering, Ahwaz University, Ahwaz, Iran

چکیده:

underground transporation tunnels for cars and trains becoming more attractive means for conveying traffic especially in congested urban areas around the world . Construction of these tunnel close to surface of ground as well as their rectangular shape make earthquake loading important . methods of analysis of earthquake loading of these structures are first reviewed and comparison betwen numerical analysis and racking deformation method for a metro tunnel in tehran area is given in this paper