长江南京以下12.5米深水航道二期工程（phase II project of 12.5m deep water channel under Nanjing of the Yangtze River）
Project location： Jiangsu Province, China
Project name：phase II project of 12.5m deep water channel under Nanjing of the Yangtze River
Project specification：Project specification: two new submerged breakwaters with a length of 1817m and 1919m and 5 special revetments with a total length of 12.29km are to be built. The main structural types are riprap slope breakwater or bag sand core breakwater and riprap revetment with soft mattress and double twisted I-shaped permeable frame energy dissipation and scour proof structure.