Ali shahbazi jomoush - Master - Student -
Mohammad Reza Shokri - phD - Shahid Beheshti University
Mohammad taghi Sadeti pour - phD - Azad university

Trend of constructing the sea formation like breakwater in coastlines especially in south in Sistan isdeveloping. The kind of breakwater named rock mass is the best choice for Sistan because it’saffordable, ready to be replaced, adjustable to environment and existence of mine. Extracted materialsfrom available mines in this province are corresponded by regulations of breakwater construction.Although materials used in some breakwater in the province are not qualified accordance to thestandard, they are still being used.