塔吊拆遷主要注意以下幾點:
(1)放fang塔ta身shen與yu安an裝zhuang塔ta身shen一yi樣yang,塔ta機ji工gong作zuo前qian要yao進jin行xing統tong一yi指zhi揮hui定ding分fen工gong,專zhuan人ren監jian視shi地di錨mao。各ge項xiang工gong作zuo詳xiang細xi檢jian查zha,要yao保bao證zheng作zuo到dao一yi次ci放fang到dao位wei置zhi,中zhong間jian不bu要yao停ting機ji。放fang塔ta前qian,自zi塔ta頂ding部bu拴shuan一yi根gen長chang鋼gang絲si繩sheng,用yong吊diao車che或huo鉸jiao磨mo拉la斜xie塔ta身shen,至zhi塔ta身shen超chao過guo重zhong心xin時shi,便bian可ke開kai動dong卷juan揚yang機ji,將jiang塔ta身shen緩huan緩huan放fang倒dao。在zai接jie近jin地di麵mian道dao木mu垛duo時shi,放fang慢man速su度du,使shi塔ta身shen擱ge置zhi在zai道dao木mu垛duo上shang時shi顫chan動dong最zui小xiao。
(2)拆塔前做好準備工作檢查地錨的可靠性,檢查塔吊各部結構螺栓的緊固情況;將(jiang)塔(ta)吊(diao)開(kai)車(che)行(xing)走(zou)到(dao)距(ju)離(li)主(zhu)地(di)錨(mao)規(gui)定(ding)位(wei)置(zhi),卡(ka)牢(lao)軌(gui)鉗(qian),將(jiang)行(xing)走(zou)輪(lun)楔(xie)緊(jin)防(fang)滑(hua)楔(xie),並(bing)用(yong)十(shi)字(zi)撐(cheng)加(jia)固(gu)門(men)架(jia),與(yu)軌(gui)道(dao)之(zhi)間(jian)撐(cheng)牢(lao),檢(jian)查(zha)放(fang)倒(dao)塔(ta)身(shen)旋(xuan)轉(zhuan)範(fan)圍(wei)內(nei)有(you)無(wu)腳(jiao)手(shou)架(jia)及(ji)各(ge)種(zhong)線(xian)路(lu)障(zhang)礙(ai)物(wu),首(shou)先(xian)拆(chai)除(chu)起(qi)重(zhong)臂(bi)、配重臂等部件,配重鬥內的配鐵不要從高空往下拋,要用起重繩索向下傳運。
(3)拆chai除chu與yu安an裝zhuang方fang法fa相xiang問wen,隻zhi是shi工gong作zuo程cheng序xu相xiang反fan。即ji後hou安an裝zhuang的de先xian拆chai,先xian安an裝zhuang的de後hou拆chai,嚴yan禁jin采cai用yong停ting電dian的de方fang法fa使shi塔ta身shen自zi然ran放fang倒dao,必bi須xu使shi用yong操cao作zuo控kong製zhi的de反fan轉zhuan來lai放fang倒dao塔ta身shen。拆chai塔ta工gong作zuo與yu立li塔ta相xiang比bi,其qi危wei險xian性xing更geng大da,所suo以yi拆chai塔ta之zhi前qian,仍reng需xu要yao認ren真zhen的de研yan究jiu,製zhi訂ding方fang案an,並bing向xiang參can加jia拆chai塔ta的de工gong作zuo人ren員yuan進jin行xing交jiao底di和he嚴yan格ge分fen工gong。
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