南方电网 配网工程 3DLGT03杆塔拉线安装作业指导书-2012.doc

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1、第8部分：配网工程杆、塔拉线安装作业指导书编码：DLGT-03目次1适用范围························································································································································192编写依据···························································

2、·····························································································193作业流程图····················································································································································194安全风险

3、辨析与预控····································································································································195作业准备················································································································

4、········································206作业方法··························································································································································67质量控制措施及检验标准··········································

5、····················································································91适用范围1.1电压等级35kV及以下配网工程。1.2电气类别架空线工程的拉线制作安装。2编写依据表2编写依据序号引用资料名称1GB50173—1992《电气装置安装工程35kV及以下架空电力线路施工及验收规范》2GB50233—2005《110～500kV架空送电线路施工及验收规范》3DL5009.2—2004《电力建设安全工作规程第2部

6、分：架空电力线路》4Q/CSG11105—2008《南方电网工程施工工艺控制规范》5《中国南方电网有限责任公司基建工程质量控制作业标准（WHS）》3作业流程图4安全风险辨析与预控图3作业流程图4.1杆、塔拉线安装作业前，施工项目部根据该项目作业任务、施工条件，参照《电网建设施工安全基准风险指南》（下简称《指南》）开展针对性安全风险评估工作，形成该任务的风险分析表。4.2按《指南》中与杆、塔拉线安装作业相关联的《电网建设安全施工作业票》（编码：DLGT-03-01/01），结合现场实际情况进行差异化分析，确

7、定风险等级，现场技术员填写安全施工作业票，安全员审核，施工负责人签发。4.3施工负责人核对风险控制措施，并在日站班会上对全体作业人员进行安全交底，接受交底的作业人员负责将安全措施落实到各作业任务和步骤中。4.4安全施工作业票由施工负责人现场持有，工作内容、地点不变时可连续使用10天，超过10天须重新办理作业票，在工作完成后上交项目部保存备查。表4.1作业任务安全基准风险指南序号危害名称风险种类风险等级风险控制措施1受力拉线与导线不在同一直线上，拉线与杆塔夹角不足打击坠落高风险1.拉线分坑定位应准确；2.受力

8、拉线与导线要在同一直线上；3.拉线与杆塔夹角不应小于45°受地形限制时，不应小于30°2线夹安装错误打击夹伤低风险1.楔形、UT形线夹安装的朝向要正确；2.线尾露出线夹300～500mm，与主线用铁丝绑扎3临时拉线的花篮没有用铁丝绑扎固定，双钩没有卸去手柄打击夹伤坠落高风险临时拉线使用的花篮应用铁丝绑扎固定，双钩应卸去手柄4剪切钢绞线防回弹措施不足打击中等风险拉线剪切时线头应用铁丝扎牢，并防止线头回弹伤人5拉棒、