49 施工现场安全用电协议
施工现场安全用电协议一、安全技术操作要求1.线路敷设1.1电缆干线应采用穿管埋地敷设,严禁沿地面明设和随地拖拉。以免机械损伤和介质腐蚀。直埋时其表面距地面的距离不宜小于0.7m;在电缆上下辅以50㎜厚软土或砂土,盖砖保护,并有明确标示。1.2埋地敷设电缆的接头应设在地面上的接线盒内,接线盒应能防水。电缆接头应牢固可靠;并应做绝缘防水包扎,保持绝缘强度,不得承受张力。1.3施工现场临时加工场的照明必须要设独立的控制开关和漏电断≤路器,其漏电动作电流30mA、0.1s高度应大于2.4m。1.4现场办公室、施工现场、施工通道、夜间警示照明灯具与地面高度不底于2.4m、室外照明灯不低于3m。2、对配电...
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