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Comparison of Piling Technologies for Bridge Foundation in Mountainous Karst Areas
Author(s): 
Pages: 99-102
Year: Issue:  8
Journal: Road Machinery & Construction Mechanization

Keyword:  山区岩溶地带高速公路桥梁桩基成孔技术;
Abstract: 针对山区岩溶地带桥梁桩机械,从工艺适用性、成孔质量、施工安全、环保水保、进度控制等方面,通过地质条件和桩基成孔工程难度分析,对桩基机械成孔与人工挖孔施工技术进行比选.结果表明:人工挖孔施工具有工程质量易于控制、设备经济适用、施工工艺简单、生态环境影响小等优点,但作业人员安全风险高,应按规定提前进行施工安全风险评估,并认真执行专项施工方案.
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