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1984年8月8日与9月1日,庐山地区因受本年度第7号与第11号台风影响,突降特大暴雨,先后两次爆发了自建国以来规模最大、历时最长、来势最猛与危害最重的沟谷型暴雨泥石流。泥石流所到之处,房舍被冲,桥涵被毁,道路被埋,田地被淤,自然景观发生了急骤改变。由于两次台风雨的中心均位于庐山的南半部,而暴雨又是泥石流赖以形成的主要水源和山坡上土体被激发产生滑塌的重要因素,所以上述两次泥石流亦均发生于庐山的南部,其中以西南侧的赛阳至通远一带最集中,危害也最严重。如庐山山南公路由通远向牯岭街22.6公里
On August 8 and September 1, 1984, due to typhoons No. 7 and No. 11 of this year, Lushan Mountain area suffered sudden torrential rains. Since the founding of the People’s Republic of China, the Lushan area has witnessed the largest scale and the longest one since the founding of the People’s Republic of China. And the most damaging valley-shaped storm debris flow. Debris flow to where, buildings were washed, bridges and culverts were destroyed, the road was buried, the field was silt, a sudden change in the natural landscape. As the two typhoon centers are located in the southern half of Lushan, and heavy rainfall is the main source of water and debris flow is formed on the slopes of the soil is triggered an important factor in slippery, so the two debris flow also occurred in Lushan Of the south, of which the southwest side of the Saiyang to Tongyuan area most concentrated, the hardest hit. Such as Lushan Shannan Road Yutong Street far from 22.6 kilometers