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时间:2018-12-23
《《滑坡监测方案》word版》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、目录1.工程概况··························································12.目的与任务·························································13、执行的技术规范与依据··········································14、滑坡监测内容、监测方法和工作量布设·····························14.1监测内容·············································
2、····14.2监测方法·················································14.3监测周期·················································14.4监测频率············································14.5监测的等级················································14.6布设监测工作量···········································25、监测工作
3、实施方案··················································265.1监测系统基准网及监测网的建立、实施······················25.2监测基准网施测···········································35.3变形观测点施测···········································35.4位移监测点的建立及实施·································46监测数据的整理及分析······················
4、························46.1监测数据的整理··········································46.2监测数据的分析及上报··································46.3险情预警标准···········································47、人员与设备组织···················································58、提交成果资料········································
5、··············5郴州市梅田区滑坡监测方案1.工程概况:6梅田区滑坡位于郴州市宜章县,滑坡与市区道路仅有人行便道连接,交通条件较差。工作区位于郴州地南端,处于山区过渡地带,气候温和湿润,雨量较充沛,光照适宜,四季分明,属亚热带湿润气候带。降雨多集中在夏季,多暴雨、大暴雨,引发洪涝灾害,江河猛涨,山洪爆发。多年平均气温16.0℃,多年平均降雨量为972.6mm,每年降雨主要集中在5~9月,其间降雨总量占全年降雨总量的75%。多年月平均降雨量最高为7月的236.8mm,最低为1月的3.8mm,最大一日降雨量为220.5mm,最大雨强为70mm/h。工作区位于斜坡
6、上部位,坡面冲沟不发育,无地表水流。2.目的与任务:a)目的:用常规的或先进的仪器和设备在野外滑坡、崩塌现场及其周边地区进行连续或定期重复的测量工作,准确测定监测网和形变监测点的平面坐标、高程或空间三维相对位移值,经合理的数据处理提供监测网和形变监测点水平位移、垂直位移、裂缝及滑带相对位移等动态数据,为掌握滑坡变形规律、险情预报、灾害防治、治理,达到治工程效果的检验目的;确保竣工斜坡体的地形地物实际变形及变形趋势,超前预报,保障斜坡体治理竣工后安全。b)任务:1)对斜坡体进行地表(包括构筑物顶部)的位移与沉降监。2)通过监测数据获得滑坡局部和整体变形及变形趋势,检验滑坡
7、稳定状况。3)与气候、地下水位变化相联系,分析滑坡、危岩变形与之的相关性规律。4)在治理工程期间监测斜坡体的地形地物实际变形及变形趋势,超前预报,确保施工安全。5)提供治理工程效果评价报告,以及必要时的预警报告。3.执行的技术规范与依据a)《工程测量规范》(GB50026-2007)。b)《建筑变形测量规程》(JGJ/T8-97)。c)《国家一、二等水准测量规范》(GB/T12897-2006)。d)《精密工程测量规范》(GB/T15314-94)。e)《国家三角测量和精密导线测量规范》4.变形斜坡体监测内容、监测方法和工作量布设4.1监
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