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1985年12月26日22时许,贵阳建材综合厂白水泥车间锻烧白水泥的13m~3高炉,在试生产过程中,因煤气在烟囱中爆炸,上口内径1m、下口内径1.75m、高20m 的砖砌烟囱被炸成碎块,造成一人死亡、两人重伤、三人轻伤,车间建筑物损坏,经济损失达数万元的重大事故。爆炸后的烟囱地面以下根部残存;烟囱碎块呈圆形并以烟囱为中心均匀分布在地面。最大一块尺寸为1390×720×380mm,距烟囱中心5m;最远的一碎块尺寸为50×50×70mm。距烟囱中心70.2m。
December 26, 1985 22 o’clock, Guiyang Building Materials Plant white cement workshop white cement 13m ~ 3 blast furnace in the trial production process, due to the explosion of gas in the chimney, the mouth diameter 1m, the mouth diameter 1.75m , 20m high brick chimney was blown into pieces, resulting in one death, two serious injuries, three minor injuries, plant damage, economic losses of tens of thousands of major accidents. After the explosion of the chimney residual roots below the ground; chimney fragments were round and evenly distributed in the center of the chimney on the ground. The largest piece size is 1390 × 720 × 380mm, 5m away from the center of the chimney; the furthest piece size is 50 × 50 × 70mm. 70.2m from the center of the chimney.