| 大顶子山航电枢纽上游纵向混凝土围堰拆除爆破 |
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| 引用本文： | 吴清华,毛晖,雷玲,帅秀莲.大顶子山航电枢纽上游纵向混凝土围堰拆除爆破[J].水运工程,2010(4). |
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| 作者姓名： | 吴清华 毛晖 雷玲 帅秀莲 |
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| 作者单位： | 1. 黑龙江省交通厅,黑龙江,哈尔滨,158801
2. 龙岩市天玉建材有限公司,浙江,龙岩,364000 |
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| 摘 要： | 介绍大顶子山航电枢纽上游纵向混凝土围堰拆除爆破设计.该工程根据爆破围堰的特点和技术要求,采用减震孔、预裂爆破和减震槽减震,用草帘钢丝网及砂袋防护飞石,取得了良好的爆破效果.
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| 关 键 词： | 混凝土围堰 减震槽 预裂爆破 水下爆破设计 |
Demolishing blasting of longitudinal concrete cofferdam in the upper reaches of Dadingzishan navigation-power junction |
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| WU Qing-hua,MAO Hui,LEI Ling,SHUAI Xiu-lian.Demolishing blasting of longitudinal concrete cofferdam in the upper reaches of Dadingzishan navigation-power junction[J].Port & Waterway Engineering,2010(4). |
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| Authors: | WU Qing-hua MAO Hui LEI Ling SHUAI Xiu-lian |
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| Institution: | WU Qing-hua1,MAO Hui2,LEI Ling2,SHUAI Xiu-lian1(1.Communications Department of Heilongjiang Province,Harbin 158801,China,2.Longyan Tianyu Building Material Co.,Ltd.,Longyan 364000,China) |
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| Abstract: | The design of demolishing blasting of longitudinal concrete cofferdam in the upper reaches of the Dadingzishan navigation-power junction is introduced.According to the characteristics and technical requirement of the cofferdam blasting,by adopting damping holes,presplit blasting and damping tank to reduce the vibration,also using straw matting-steel wire mesh and sand bags to prevent the flying stones,a satisfactory blasting effect is achieved. |
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| Keywords: | concrete cofferdam damping tank presplit blasting underwater blasting design |
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