当室外平均的气温低于5℃时,即转入冬季玻璃幕墙施工阶段。玻璃幕墙安装工(gong)(gong)程和建筑(zhu)结构工(gong)(gong)程一样,也须(xu)考(kao)虑冬(dong)季(ji)(ji)施(shi)工(gong)(gong)及(ji)雨季(ji)(ji)施(shi)工(gong)(gong),以加快施(shi)工(gong)(gong)进度,提(ti)高经济效益。要根据(ju)冬(dong)、雨季(ji)(ji)施(shi)工(gong)(gong)任务的特点(dian),在保(bao)证竣工(gong)(gong)投产的前提(ti)下,考(kao)虑均衡施(shi)工(gong)(gong)。其(qi)原则是:
1、对冬季施工(gong)有影响的(de)分(fen)项工(gong)程或工(gong)序(xu),如(ru)耐候胶施工(gong)避免在低(di)于5℃的(de)环境(jing)温度下进行施工(gong),对刚打(da)完耐候胶遇(yu)5℃以下低(di)温时可(ke)采取(qu)塑料薄膜(mo)覆盖加以妥善保护;
2、多雨(yu)季节施(shi)工(gong),应合(he)理安(an)(an)排施(shi)工(gong)项目,可利用雨(yu)天(tian)做一(yi)些制作性项目,晴天(tian)才做室(shi)外施(shi)工(gong),尤其是雨(yu)天(tian)应停止电焊作业,避免安(an)(an)全事(shi)故,如遇到赶工(gong)需要时应设置挡雨(yu)条(tiao)件。
3、雨季(ji)或雨天玻璃幕墙结构胶打胶室要关闭门窗,防止过量潮(chao)湿空气(qi)流入。
4、在工期紧迫的情况下确(que)须(xu)赶工且温度较低时,尤其是打(da)耐候胶施工时应争取利(li)用(yong)总包(bao)的热源及采暖(nuan)设(she)备,经验(yan)收合格后准(zhun)使用(yong);
5、做好冬(dong)施技术培训工(gong)作。为(wei)了加(jia)强(qiang)管理,玻璃幕墙(qiang)安(an)装单位(wei)在冬(dong)施前应作好冬(dong)施技术人员的培训工(gong)作;
6、做好冬雨季玻(bo)璃幕墙(qiang)施工期(qi)间材(cai)料(liao)、工具的储(chu)备。施工单位的技(ji)(ji)术(shu)部门(men)应根(gen)据技(ji)(ji)术(shu)措施要求,编制冬、雨季施工材(cai)料(liao)、工具计划,由供(gong)应部门(men)分期(qi)分批进场。
7、冬(dong)、雨(yu)季施工检查。项目部要(yao)根据(ju)施工任(ren)务特点(dian),在进入冬(dong)施、雨(yu)施前,对各项准备工作(zuo)计划进行(xing)一次全面检查。