Daniyal Hadizadeh Bazaz - M.s student of civil engineering٫ Islamic Azad University٫ Najaf Abad Branch
Mahmood Vafaeian - Professor of Isfahan University of Technology
Masoud Mirmohammad Sadeghi - Assistant Professor of Isfahan Higher Education and Research Center of Water and Power

These days by the great increase in urban development, large and small pit makings are more common, but unfortunately some minor or major destructions are seen in the walls of the pits or the surrounding structures and buildings. These accidents necessitate applying a proper method and detailed planning. There are different methods of stabilization of the pits like nailing and using anchors. In this article, after a short review on both of them, they are combined together with different arrangements, then they are modeled in the Plaxis software. Finally, the results of vertical and horizontal displacements in the combinatory method are explained and examined

excavation, nailing method, anchorage method, the combinatory method, optimization