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山东省青岛市“11·22”中国石化东黄输油管道泄漏爆炸特别重大事故调查已经结束,事故的主要原因是输油管路与排水暗渠交汇处管道腐蚀变薄破裂,原油泄漏,流入排水暗渠,所挥发的油气与暗渠当中的空气混合形成易燃易爆的气体,在相对封闭的空间内聚集,现场处置人员使用不防爆的液压破碎锤,在暗渠盖板上进行钻孔粉碎,产生撞击火花,引爆了暗渠的油气。
Shandong Province, Qingdao “11 · 22” Sinopec East Yellow River pipeline leak explosion investigation has been particularly serious accident, the main reason for the accident is the intersection of pipeline and drainage culvert pipe corrosion thinning rupture, the leakage of crude oil, into the drainage culverts , The volatilized oil and air mixed with the air in the culvert form a flammable and explosive gas, gathered in a relatively closed space, on-site disposal staff using non-explosion-proof hydraulic breaker, drilling in the culvert cover crushing, resulting in impact Spark, detonated the culvert of oil and gas.