工程爆破

2000, (02) 42-45

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深孔微差爆破在拆除大体积桥墩中的应用
APPLICATION OF DEEP HOLE MILLISECOND BLASTING TECHNIQUE IN DEMOLITION OF LARGE -VOLUME BRIDGE PIERS

高育滨,刘智庆
GAO Yu bin, LIU Zhi qing (Zhongren Blasting Project Co. Ltd of Hunan Province, Changsha 410008, China)

摘要(Abstract):

用深孔微差爆破技术成功地拆除了复杂环境下的四个大体积桥墩。介绍了深孔爆破方案的选择、爆破参数设计、装药结构和起爆网路等。为大体积构筑物的快速拆除提供了一种行之有效的爆破方法
By use of deep hole millisecond blasting technique, four large volume bridge piers under complicated circumstances were successfully demolished. The selection of deep hole blasting scheme, the design of blasting parameters, charge structure, priming network and others were introduced in this paper. An effective blasting way had been provided for quick demolition of large volume constructions.

关键词(KeyWords): 桥墩;深孔;微差爆破
Bridge pier; Deep-hole; Millisecond blasting

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作者(Author): 高育滨,刘智庆
GAO Yu bin, LIU Zhi qing (Zhongren Blasting Project Co. Ltd of Hunan Province, Changsha 410008, China)

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