施工风险分析及应对措施
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施工风险分析及对策
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二〇一九年七月
目 录
一、施工风险分析及对策 ...................................................................................................................................1
1. 深基坑施工 .....................................................................................................................................................1
1.1 地连墙钢筋笼吊装 ...............................................................................................................................1
1.1.1 施工风险分析 ...........................................................................................................................1
1.1.2 应对措施 ...................................................................................................................................1
1.2 地下连续墙槽壁坍塌 ...........................................................................................................................2
1.2.1 施工风险分析 ...........................................................................................................................2
1.2.2 应对措施 ...................................................................................................................................2
1.3 基坑失稳 ...............................................................................................................................................2
1.3.1 施工风险分析 ...........................................................................................................................2
1.3.2 应对措施 ...................................................................................................................................2
1.4 土方开挖土体失稳 ...............................................................................................................................3
1.4.1 施工风险分析 ...........................................................................................................................3
1.4.2 应对措施 ...................................................................................................................................3
1.5 围护结构渗漏 .......................................................................................................................................3
1.5.1 施工风险分析 ...........................................................................................................................3
1.5.2 应对措施 ...................................................................................................................................3
1.6 基坑突涌、周边地层沉降 ...................................................................................................................4
1.6.1 施工风险分析 ...........................................................................................................................4
1.6.2 应对措施 ...................................................................................................................................4
1.7 机械伤害 ...............................................................................................................................................4
1.7.1 施工风险分析 ...........................................................................................................................4
1.7.2 应对措施 ...................................................................................................................................4
2. 盾构施工 .........................................................................................................................................................5
2.1 盾构设备起重吊装 ...............................................................................................................................5
2.1.1 施工风险分析 ...........................................................................................................................5
2.1.2 应对措施 ...................................................................................................................................5
2.2门式起重机安装与拆除 ........................................................................................................................5
2.2.1 施工风险分析 ...........................................................................................................................5
2.2.2 应对措施 ...................................................................................................................................6
2.3 材料、设备垂直运输 ...........................................................................................................................6
2.3.1 施工风险分析 ...........................................................................................................................6