地铁车站明挖施工测量方案.pdf

北京地铁XX号线工程第XX标段XXX站

明挖施工测量方案

编制：

审核：

审批：

中铁X局集团有限公司

北京地铁XX号线工程第XX标段项目经理部

2010年10月20日

目录

一、编制依据·································································································2

二、工程概况·································································································2

三、控制测量依据···························································································2

四、测量质量管理目标和基本质量指标································································2

1、施工测量质量管理目标··············································································2

2、质量指标································································································2

五、基本测量程序···························································································3

1、平面控制测量··························································································3

2、高程控制测量··························································································3

六、明挖基坑施工测量·····················································································4

1、施工加密测量··························································································4

2、围挡和管线位置测量·················································································4

3、桩位(人工挖孔桩和钻孔灌注桩)的放样·························································5

4、基坑开挖及结构施工测量···········································································5

七、质量保证措施···························································································8

1、施工准备································································································8

2、分级测量复核制度····················································································8

3、内业资料计算···················