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在京秦铁路施工过程中,我处配合海港施工的秦皇岛东站海港联络线上的立交刚构桥(孔跨为5.5+9+5.5m),当基础和墙的钢筋混凝土灌注完毕,正在准备灌注顶部时,由于协作单位安设管道,违章操作而引起火灾,将已灌注的墙和基础表面烧裂,墙的表皮大部发生剥落。事故发生后,经组织设计、施工和各方面的专家进行现场检查和鉴定,并凿取试件进行多项试验,最后确定对烧裂和表皮剥落部
During the construction of the Beijing-Qinhuangdao Railway, I cooperated with the sewerage rigid bridge at the seaport connecting line of Qinhuangdao East Railway Station (5.5 + 9 + 5.5m in hole span). When the foundation and the reinforced concrete of the wall were filled, the perfusion was being prepared At the top, due to the installation of collaborative units of pipelines, illegal operations and cause a fire, the wall has been perfusion and the underlying surface cracked, most of the wall of the skin spalling occurred. After the accident, the organization design, construction and all aspects of experts on-site inspection and identification, and chisel the specimen for a number of tests, and finally determine the burning and peeling of the skin