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[ 1 ] - بررسی اندازه قطر سنگ چین در اطراف تکیه‌گاه پل در قوس 180 درجه رودخانه

River bend due to particular pattern, called 'Vortex Flow,' has greater erosion than straight path. Occurrence of scour around bridge abutment on curved paths is one of the main reasons for destruction of bridges. Riprap is one of the methods to control the scouring around the bridge abutment. The purpose of this study was to assess stability of the riprap around the bridge abutment at 180 degr...