【判断题】
采用旁路作业方式进行电缆线路不停电作业前,应确认两侧备用间隔断路器(开关)及旁路断路器(开关)均在合闸状态
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【判断题】
带电立、撤杆作业前,应检查作业点电杆、导线及其他带电设备是否固定牢靠,必要时应采取加固措施
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二次设备箱体应可靠接地且接地电阻应满足要求
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在带电的电流互感器二次回路上工作,应采取措施防止电流互感器二次侧短路
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搬运试验设备时应防止误碰运行设备,造成相关运行设备继电保护误动
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电缆井、电缆隧道内工作时,应只打开电缆井一只井盖
【判断题】
在电缆隧道内巡视时,作业人员应携带正压式空气呼吸器,通风不良时还应携带便携式气体检测仪
【判断题】
电缆沟的盖板开启后,应自然通风一段时间,经检测合格后方可下井沟工作
【判断题】
电力电缆施工使用携带型火炉或喷灯作业时,可在变电站门口对火炉或喷灯加油、点火
【判断题】
电缆耐压试验前,应先对被试电缆充分放电。加压前应在被试电缆周围设置遮栏(围栏)并悬挂警告标示牌,防止人员误入试验场所
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电缆试验需拆除接地线时,应在征得工作负责人的同意。工作完毕后应立即恢复
【判断题】
装设于配电变压器低压母线处的反孤岛装置与低压总开关、母线联络开关间应具备操作闭锁功能
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作业人员应了解机具(施工机具、电动工具)及安全工器具相关性能,熟悉其使用方法
【判断题】
钢丝绳的钢丝磨损或腐蚀达到钢丝绳实际直径比其公称直径减少5%或更多者应报废
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禁止使用外部护套破损显露出内芯的合成吊装带
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切断绳索时,应先将预定切断的两边用软钢丝扎结,以免切断后绳索松散,断头应绑扎处理
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滑车及滑车组使用前应检查,禁止使用有裂纹、轮沿破损等情况的滑轮
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若使用的滑车可能着地,则应在滑车底下垫以木板,防止垃圾窜入滑车
【判断题】
电动工具使用前,应检查确认电线、接地或接零完好;检查确认工具的金属外壳可靠接地
【判断题】
电动工具的开关应设在监护人伸手可及的地方
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安全工器具使用前,应检查确认绝缘部分无裂纹、无老化、无绝缘层脱落、无严重伤痕等现象以及固定连接部分无松动、无锈蚀、无断裂等现象。对其绝缘部分的外观有疑问时应经绝缘试验合格后方可使用
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安全帽使用时,应将下颏带系好,防止工作中前倾后仰或其他原因造成滑落
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人体应与带电设备保持安全距离,并注意防止绝缘杆被人体或设备短接,以保持有效的绝缘长度
【判断题】
成套接地线宜存放在专用架上,架上的编号与接地线的编号应一致
【判断题】
安全工器具经试验合格后,应在醒目的部位粘贴合格证
【判断题】
动火作业中使用的机具、气瓶等应合格、完整
【判断题】
起重指挥信号应简明、统一、畅通,分工明确
【判断题】
遇有6级以上的大风时,禁止露天进行起重工作
【判断题】
在道路上施工应装设遮栏(围栏),并悬挂警告标示牌
【判断题】
起吊电杆等长物件应选择合理的吊点,并采取防止突然倾倒的措施
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