我们在施工中,曾发生过这样一起意外的事故:一座蓄水量300立方米的地下混凝土水池,因未最后完工,池内未灌水,外围土也未回填。但却在一场暴雨后被地下积水浮起来了。消息传开后,许多人大惊失色。未到现场前,有的人根本不相信,有的说:“这是不可能的。肯定是 In the course of construction, we had an accident like this: An underground concrete pool with 300 cubic meters of water storage capacity was not filled with water and the surrounding soil was not backfilled. However, it was floated underground after a heavy rain. After the news spread, many people were shocked. Before the scene, some people did not believe it at all and some said: ”This is impossible. It must be