The underwater near - site explosion safety control management is expounded in combination with rock blasting for pier footing of the newly built nos . 15 & 16 berths of dalian new port area 摘要结合大连新港地区新建15 (上标# ) , 16 (上标# )泊位工程桥墩基槽炸礁的实际情况,介绍水下近场爆破安全控制管理问题。