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屋面(mian)工(gong)(gong)程(cheng)施工(gong)(gong)中,屋面(mian)防(fang)滲(shen)(shen)(shen)(shen)(shen)防(fang)漏(lou)是(shi)一項非常重要的(de)質(zhi)(zhi)量控制工(gong)(gong)作(zuo),更是(shi)一項進行其(qi)它后續(xu)工(gong)(gong)序施工(gong)(gong)的(de)基(ji)礎性工(gong)(gong)作(zuo),是(shi)其(qi)他工(gong)(gong)作(zuo)優質(zhi)(zhi)完成的(de)前提和保障。之所以重要,解釋原因如下:一、發生滲(shen)(shen)(shen)(shen)(shen)漏(lou)的(de)屋面(mian),滲(shen)(shen)(shen)(shen)(shen)漏(lou)的(de)具體部位不(bu)容易查找,處(chu)理過(guo)程(cheng)受到(dao)天氣環境因素的(de)影響(xiang)(xiang),處(chu)理返工(gong)(gong)周期比較(jiao)長,還不(bu)易取得(de)較(jiao)為理想(xiang)的(de)預期效果。從屋面(mian)面(mian)層到(dao)結構板面(mian)基(ji)層工(gong)(gong)序較(jiao)多,處(chu)理起來整個過(guo)程(cheng)較(jiao)為繁瑣。二、如果是(shi)開發商開發的(de)商品房(fang),屋面(mian)滲(shen)(shen)(shen)(shen)(shen)漏(lou)問題還會(hui)(hui)直接影響(xiang)(xiang)開發商的(de)營銷網絡,屋面(mian)滲(shen)(shen)(shen)(shen)(shen)漏(lou)會(hui)(hui)導致小(xiao)區(qu)樓(lou)盤出售困(kun)難甚至滯銷。試想(xiang),如果小(xiao)區(qu)內經常發生屋面(mian)滲(shen)(shen)(shen)(shen)(shen)漏(lou)的(de)質(zhi)(zhi)量問題,有哪個小(xiao)業主會(hui)(hui)買如此質(zhi)(zhi)量低劣的(de)房(fang)產。
如(ru)果陽(yang)(yang)(yang)臺的(de)地面(mian)上出(chu)現了積水(shui)(shui)或者陽(yang)(yang)(yang)臺漏(lou)水(shui)(shui),這(zhe)個時候(hou)就(jiu)要(yao)對(dui)陽(yang)(yang)(yang)臺進(jin)行設(she)計了。陽(yang)(yang)(yang)臺補(bu)(bu)漏(lou)完(wan)(wan)成(cheng)之后,要(yao)注(zhu)意加(jia)強抗(kang)滲(shen)砼的(de)養護,派專人完(wan)(wan)成(cheng),保證砼表面(mian)保持濕潤(run)狀(zhuang)態,養護時間不少于14天。最后進(jin)行外墻防(fang)水(shui)(shui)施工的(de)時候(hou),先進(jin)行結構外墻蓄水(shui)(shui)試驗確保無(wu)滲(shen)漏(lou)現象,對(dui)有濕澤的(de)地方增加(jia)一道防(fang)水(shui)(shui)涂料,對(dui)螺栓(shuan)孔處,鑿除小木(mu)塊用1:2水(shui)(shui)泥(ni)砂漿修補(bu)(bu),對(dui)陽(yang)(yang)(yang)角及施工縫處在大面(mian)防(fang)水(shui)(shui)前必須做一道防(fang)水(shui)(shui)附加(jia)層。
正規樓頂翻修發現對眾多堵漏材料和防水材料的技術性能不了解,不重視研究防水技術,國內的防水堵漏材料大多不過關。施工時不找漏水點、漏水線;見縫漏水即騎縫打眼灌漿;見墻面滲水即滿墻打眼灌漿或在墻面涂刷表面材料;見沉降縫漏水即剔鑿填充剛性防水材料或灌注熱瀝青堵漏等等,玉林市樓頂翻修提示這種(zhong)盲目打眼、盲目灌漿、盲目堵(du)(du)(du)漏(lou)(lou)的(de)最終結果(guo)是(shi)鉆孔不進漿或(huo)不易進漿,沉(chen)降縫(feng)堵(du)(du)(du)剛性防水(shui)(shui)材(cai)料(liao),裂縫(feng)后繼續漏(lou)(lou)水(shui)(shui),未真正將漏(lou)(lou)水(shui)(shui)點(dian)、漏(lou)(lou)水(shui)(shui)線(xian)(xian)、漏(lou)(lou)水(shui)(shui)縫(feng)堵(du)(du)(du)嚴,造成(cheng)堵(du)(du)(du)漏(lou)(lou)不成(cheng)功;單(dan)純采(cai)用各種(zhong)材(cai)料(liao)在(zai)砂(sha)漿層或(huo)混凝土表(biao)面涂刷(shua)成(cheng)膜堵(du)(du)(du)漏(lou)(lou),忽視了隱蔽漏(lou)(lou)水(shui)(shui)點(dian)、漏(lou)(lou)水(shui)(shui)縫(feng)的(de)處理,只有點(dian)堵(du)(du)(du)、線(xian)(xian)堵(du)(du)(du)和(he)面涂堵(du)(du)(du)漏(lou)(lou)相結合才(cai)能成(cheng)功;對重點(dian)漏(lou)(lou)水(shui)(shui)部(bu)位和(he)沉(chen)降縫(feng)堵(du)(du)(du)漏(lou)(lou)應(ying)采(cai)用多道(dao)防水(shui)(shui)線(xian)(xian)。
1. 應(ying)對(dui)廚房、衛生間的(de)(de)(de)標(biao)高(gao)復(fu)核(he)正確,特(te)別注意地(di)(di)漏的(de)(de)(de)標(biao)高(gao)位置正確。2. 對(dui)地(di)(di)漏、管道根(gen)部(bu)墻(qiang)洞質(zhi)量要(yao)仔細檢查(cha),墻(qiang)洞要(yao)密(mi)實(shi)合(he)格,找平(ping)(ping)(ping)層施(shi)工時(shi)管道根(gen)部(bu)必須(xu)按要(yao)求作(zuo)嵌縫處(chu)理。3. 陰陽(yang)角應(ying)作(zuo)成圓弧形(xing),并順直、平(ping)(ping)(ping)光。4. 找平(ping)(ping)(ping)層施(shi)工:基(ji)面(mian)(mian)有空(kong)隙、裂縫、不平(ping)(ping)(ping)等缺陷的(de)(de)(de),用(yong)水(shui)泥砂漿(jiang)修(xiu)補抹平(ping)(ping)(ping)。使(shi)基(ji)面(mian)(mian)必須(xu)堅固、平(ping)(ping)(ping)整、干凈,無(wu)灰塵、油(you)膩(ni)、蠟、脫模劑等以及(ji)其他(ta)碎屑物質(zhi)。解(jie)釋衛生間的(de)(de)(de)滲漏多因(yin)衛生間內部(bu)通水(shui)管道等的(de)(de)(de)大量鋪設與水(shui)的(de)(de)(de)使(shi)用(yong)頻(pin)率大等原因(yin),無(wu)論(lun)是墻(qiang)面(mian)(mian)還(huan)是地(di)(di)面(mian)(mian)容易出現滲水(shui)與漏水(shui)現象,滲水(shui)漏水(shui)的(de)(de)(de)處(chu)理不當一定(ding)(ding)會給用(yong)戶帶(dai)來困擾,嚴(yan)重(zhong)的(de)(de)(de)還(huan)會給建筑(zhu)的(de)(de)(de)穩(wen)定(ding)(ding)與使(shi)用(yong)壽命(ming)帶(dai)來威脅。而在(zai)維護中鑒(jian)于其復(fu)雜瑣碎的(de)(de)(de)原因(yin)應(ying)配備專業人員對(dui)其進行修(xiu)繕與維護。