银川市云轨一号线花博园段测量方案.docVIP

银川市云轨一号线花博园段 测 量 方 案 编 制： 审 核： 审 批： 目录 编制依据和原则................................................4 1.1 编制依据.................................................4 1.2 编制原则.................................................4 工程概况......................................................5 气象条件......................................................5 测量的特点和难点..............................................6 测量控制目的..................................................6 人员组织及仪器配置............................................6 6.1 测量机构组成.............................................6 6.2 仪器配置.................................................7 测量管理制度 7.1 交接桩工作...............................................8 7.2 施工测量.................................................8 7.2.1 施工复测...............................................8 7.2.2 测量控制网测设.........................................9 7.2.3 施工放样测量及检查.....................................9 7.2.4 竣工测量...............................................10 7.3 测量管理.................................................10 控制测量等级和技术要求........................................12 8.1 平面控制测量和技术要求...................................12 8.2 高程控制测量和技术要求...................................12 施工测量允许偏差..............................................13 9.1 钻孔灌注桩测量允许偏差...................................13 9.2 承台测量允许偏差.........................................13 平面控制网...................................................14 10.1 平面控制网布置原则......................................14 10.2 施工控制网的复测、加密..................................15 施工测量......................................................15 11.1 施工测量前准备...........................................15 11.2 主要放样方法.............................................16 11.3 桩基施工测量.............................................16 11.4 承台的施工测量...........................................17