List of Articles Failure Zone Open Access Article Abstract Page Full-Text 1 - Estimation of horizontal to vertical stress ratio (k) by using numerical modeling, case study: The left flank abutment of Seymareh dam- Ilam province Mohammad Mehdi Alimohammad Saeed Aloodari Kaveh Ahangari Open Access Article Abstract Page Full-Text 2 - Evaluation of Effective Parameters on the Underground Tunnel Stability Using BEM M Panji J Asgari Marnani Sh Tavousi Tafreshi