管道安裝施工現場作業,常易發生觸電事故。要時刻牢記現場施工用電安全技術的要求,以防止現場觸電事故的發生。
①. 施工(gong)(gong)(gong)(gong)現場臨時(shi)用(yong)電(dian)(dian)線(xian)(xian)路的架設(she)必須嚴(yan)格(ge)執行(xing)(xing)《施工(gong)(gong)(gong)(gong)現場臨時(shi)用(yong)電(dian)(dian)安全技(ji)術規(gui)程》的規(gui)定。實(shi)行(xing)(xing)三級(ji)配電(dian)(dian)、二級(ji)保護(hu),每臺設(she)備必須實(shi)行(xing)(xing)“一(yi)機、一(yi)刀(dao)閘、一(yi)漏電(dian)(dian)保護(hu)器、一(yi)刀(dao)閘箱”。施工(gong)(gong)(gong)(gong)用(yong)的動力電(dian)(dian)源(yuan)由(you)專業電(dian)(dian)工(gong)(gong)(gong)(gong)負責安裝架設(she)并(bing)試運行(xing)(xing)合格(ge),經驗收交(jiao)付后使(shi)用(yong)。項目(mu)經理部應落實(shi)一(yi)個經特種作業安全操(cao)作培訓、取證(zheng)的電(dian)(dian)工(gong)(gong)(gong)(gong)負責管理現場的臨時(shi)用(yong)電(dian)(dian)工(gong)(gong)(gong)(gong)作,要(yao)求切實(shi)做(zuo)到:“裝”得安全,“拆”得徹底,“檢”查(cha)經常(chang),“修”理及(ji)時(shi)。其(qi)他人員(yuan)不得亂動用(yong)電(dian)(dian)設(she)備和(he)線(xian)(xian)路。
②. 施工現(xian)場(chang)專用(yong)的(de)中(zhong)性(xing)點直(zhi)接(jie)(jie)接(jie)(jie)地(di)的(de)電(dian)力(li)線路必須(xu)采用(yong)三相(xiang)五(wu)線制,電(dian)氣設備(bei)的(de)金屬(shu)外(wai)殼(ke)必須(xu)與(yu)專用(yong)保護零線連接(jie)(jie)。地(di)下(xia)室、潮濕地(di)點、金屬(shu)容器內的(de)施工照明用(yong)電(dian)必須(xu)使用(yong)安全電(dian)壓,不(bu)同的(de)電(dian)壓線路不(bu)能混放在一起,應分開架設。現(xian)場(chang)的(de)動(dong)力(li)、照明線路的(de)架設,不(bu)得利用(yong)樹干、金屬(shu)腳手(shou)架或其他易(yi)晃動(dong)的(de)立木代替電(dian)線桿。
③. 施工現(xian)場所有的移動式電閘箱(xiang),應裝(zhuang)設漏電斷(duan)(duan)路保護(hu)器,不得以鋁絲、銅絲或其他(ta)金屬(shu)絲代替(ti)保險絲,并采取防(fang)雨、防(fang)火措(cuo)施。閘箱(xiang)不用(yong)時要切斷(duan)(duan)電源,鎖(suo)好閘箱(xiang)。
④. 電(dian)(dian)(dian)氣機械(xie)設備的(de)額(e)定(ding)工作(zuo)電(dian)(dian)(dian)壓必須與電(dian)(dian)(dian)源電(dian)(dian)(dian)壓等(deng)級相(xiang)符,其安全(quan)裝置(zhi)必須齊全(quan)有效,嚴禁用獨股導線、自來(lai)水(shui)管道、暖(nuan)氣管道等(deng)當作(zuo)設備保護地(di)(di)線使(shi)用。電(dian)(dian)(dian)氣機械(xie)設備每個(ge)接地(di)(di)點應(ying)以單獨的(de)接地(di)(di)線與接地(di)(di)干線相(xiang)連(lian)接。嚴禁在一(yi)個(ge)接地(di)(di)線中串接幾個(ge)接地(di)(di)點。
⑤. 低(di)壓線(xian)(xian)(xian)路(lu)裝置(zhi)中(zhong)嚴禁利用(yong)大(da)地(di)做零線(xian)(xian)(xian)供電。不得借用(yong)機(ji)械(xie)本身鋼結構做工作零線(xian)(xian)(xian)。保護零線(xian)(xian)(xian)上不得加裝熔(rong)斷(duan)器或斷(duan)路(lu)設備。
⑥. 嚴禁(jin)帶電(dian)作(zuo)業,檢修電(dian)氣設備(bei)前必須切斷(duan)電(dian)源(yuan)并在電(dian)源(yuan)開關上掛“禁(jin)止合(he)閘(zha)、有人(ren)工(gong)作(zuo)”的(de)警(jing)(jing)告(gao)牌。警(jing)(jing)告(gao)牌的(de)掛、取應有專人(ren)負(fu)責。電氣裝(zhuang)置(zhi)遇(yu)到跳閘時,不得強行(xing)合(he)閘。應查明原因,排除(chu)故障后(hou)再(zai)行(xing)合(he)閘。
⑦. 發生人(ren)身觸(chu)電(dian)(dian)時,應立(li)即切斷(duan)電(dian)(dian)源,然后對(dui)觸(chu)電(dian)(dian)者(zhe)做緊急救(jiu)護。嚴禁在未切斷(duan)電(dian)(dian)源之(zhi)前與觸(chu)電(dian)(dian)者(zhe)接觸(chu)。