“75·8”特大水灾已经过去30年了。人们至今对严重的灾情特别对板桥、石漫滩两水库垮坝造成的惨痛损失记忆犹新。牢牢记取这次事件发生的原因和应该接受的教训,是十分重要的。一、板桥、石漫滩两水库失事的原因1.洪水计算偏小,抗洪能力严重不足石漫滩、板桥水库分别于1951年和 It has been 30 years since the “75.8” catastrophe. People have so far remembered the painful losses caused by the serious disaster and the collapse of the Banqiao and Shimantan reservoirs in particular. It is very important to keep firmly in mind the reasons for this incident and the lessons to be learned. First, the Banqiao, Shimanan two reservoir causes of the crash 1. Flood calculation is too small, a serious shortage of flood control capacity Shimanan, Banqiao Reservoir respectively in 1951 and