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大家(jia)都知道,房子漏水(shui)特別是(shi)地(di)下室漏水(shui)是(shi)一件(jian)(jian)(jian)麻煩的(de)(de)(de)事情(qing),地(di)下室剛性防水(shui)方(fang)面,應(ying)提(ti)高混凝(ning)土的(de)(de)(de)施(shi)工(gong)(gong)質量以(yi)及(ji)減(jian)少混凝(ning)土的(de)(de)(de)開裂(lie)情(qing)況,以(yi)下是(shi)顧得防水(shui)整理的(de)(de)(de)一些提(ti)高質量減(jian)少開裂(lie)的(de)(de)(de)具體施(shi)工(gong)(gong)技術(shu)。模板(ban)(ban)工(gong)(gong)程(cheng)施(shi)工(gong)(gong)過程(cheng)中,首先(xian),要對重(zhong)要構(gou)件(jian)(jian)(jian)的(de)(de)(de)模板(ban)(ban)和支撐(cheng)進(jin)行(xing)計算,確保模板(ban)(ban)體系具有足夠的(de)(de)(de)強度(du)和剛度(du):其次(ci),模板(ban)(ban)加工(gong)(gong)時要控制模板(ban)(ban)尺寸和因(yin)周轉(zhuan)次(ci)數過多而出現(xian)損壞的(de)(de)(de)模板(ban)(ban):再次(ci),模板(ban)(ban)安(an)裝(zhuang)時要注意安(an)裝(zhuang)順(shun)序、大跨度(du)構(gou)件(jian)(jian)(jian)的(de)(de)(de)起(qi)拱、陰陽角部位的(de)(de)(de)支護(hu):最后,模板(ban)(ban)拆(chai)除時要注意混凝(ning)土的(de)(de)(de)強度(du)要達到相應(ying)要求方(fang)可拆(chai)除。
目(mu)前建筑防(fang)(fang)(fang)(fang)水材(cai)(cai)(cai)料(liao)(liao)大體(ti)上可分(fen)為(wei)五(wu)類,即(ji)瀝(li)青(qing)防(fang)(fang)(fang)(fang)水卷材(cai)(cai)(cai)、高分(fen)子防(fang)(fang)(fang)(fang)水片(pian)材(cai)(cai)(cai)、建筑防(fang)(fang)(fang)(fang)水材(cai)(cai)(cai)料(liao)(liao)、建筑密封材(cai)(cai)(cai)料(liao)(liao)及防(fang)(fang)(fang)(fang)滲堵(du)漏等特(te)種用途的(de)(de)(de)防(fang)(fang)(fang)(fang)水材(cai)(cai)(cai)料(liao)(liao)。每種材(cai)(cai)(cai)料(liao)(liao)各有其特(te)性,因(yin)此必須根(gen)據的(de)(de)(de)部位(wei)、條件、所處的(de)(de)(de)環境、建筑的(de)(de)(de)等級(ji)、功能(neng)(neng)需要,選(xuan)用適當的(de)(de)(de)材(cai)(cai)(cai)料(liao)(liao),發揮各類材(cai)(cai)(cai)料(liao)(liao)的(de)(de)(de)特(te)性,使之(zhi)(zhi)獲得最佳防(fang)(fang)(fang)(fang)水效果。依據不同(tong)的(de)(de)(de)工程部位(wei)來選(xuan)材(cai)(cai)(cai),其選(xuan)擇標(biao)準(zhun)也不一致。屋(wu)面(mian)因(yin)長期暴(bao)露(lu),陽光、雪雨直接侵蝕,嚴冬酷暑(shu)溫度變化大,晝夜之(zhi)(zhi)間屋(wu)面(mian)板也會發生伸縮,因(yin)此應選(xuan)用耐(nai)老化性能(neng)(neng)好的(de)(de)(de),且有一定延(yan)伸性的(de)(de)(de)、耐(nai)熱度高的(de)(de)(de)材(cai)(cai)(cai)料(liao)(liao)。如聚(ju)脂胎(tai)改性瀝(li)青(qing)卷材(cai)(cai)(cai)、三(san)元(yuan)乙(yi)丙(bing)片(pian)材(cai)(cai)(cai)或瀝(li)青(qing)油氈(zhan)等。
1、高(gao)(gao)(gao)分子(zi)改性(xing)(xing)(xing)瀝(li)青防(fang)(fang)(fang)水(shui)(shui)卷材(cai)(cai)(cai)是(shi)一(yi)(yi)種(zhong)(zhong)新(xin)(xin)型防(fang)(fang)(fang)水(shui)(shui)材(cai)(cai)(cai)料(liao),在今天(tian)又被推(tui)回(hui)到建材(cai)(cai)(cai)領域(yu)。這樣(yang)一(yi)(yi)種(zhong)(zhong)新(xin)(xin)型防(fang)(fang)(fang)水(shui)(shui)村料(liao)具有很強的綜合(he)(he)性(xing)(xing)(xing)能,耐高(gao)(gao)(gao)溫(wen)和耐腐蝕性(xing)(xing)(xing),是(shi)一(yi)(yi)種(zhong)(zhong)非常(chang)好(hao)的防(fang)(fang)(fang)水(shui)(shui)材(cai)(cai)(cai)料(liao)。2、有機硅(gui)防(fang)(fang)(fang)水(shui)(shui)劑(ji),有機硅(gui)防(fang)(fang)(fang)水(shui)(shui)劑(ji)也是(shi)家居裝飾中的一(yi)(yi)種(zhong)(zhong)新(xin)(xin)型防(fang)(fang)(fang)水(shui)(shui)材(cai)(cai)(cai)料(liao)。它(ta)是(shi)一(yi)(yi)種(zhong)(zhong)無(wu)(wu)色或淡黃色液體(ti),肉眼可見,是(shi)一(yi)(yi)種(zhong)(zhong)安全無(wu)(wu)味(wei)(wei)的防(fang)(fang)(fang)水(shui)(shui)產品(pin)。它(ta)具有阻燃,防(fang)(fang)(fang)爆,不蒸發,可與水(shui)(shui)混合(he)(he),對環境無(wu)(wu)害,防(fang)(fang)(fang)水(shui)(shui)功能好(hao),防(fang)(fang)(fang)漏性(xing)(xing)(xing)能強,是(shi)普通水(shui)(shui)泥的四(si)倍(bei)。3、防(fang)(fang)(fang)水(shui)(shui)密封材(cai)(cai)(cai)料(liao)(CQ101):是(shi)一(yi)(yi)種(zhong)(zhong)新(xin)(xin)型防(fang)(fang)(fang)水(shui)(shui)材(cai)(cai)(cai)料(liao),100%綠色產品(pin),凝(ning)固后無(wu)(wu)毒無(wu)(wu)味(wei)(wei),無(wu)(wu)污染(ran),適合(he)(he)飲用水(shui)(shui)工程。固體(ti)含量可高(gao)(gao)(gao)達100%,每單位面(mian)積的材(cai)(cai)(cai)料(liao)量小,并(bing)且可在一(yi)(yi)次操作中實現所(suo)需的厚(hou)度。它(ta)具有拉伸(shen)(shen)強度高(gao)(gao)(gao),延(yan)伸(shen)(shen)性(xing)(xing)(xing)能好(hao),粘(zhan)接(jie)濕度高(gao)(gao)(gao),耐高(gao)(gao)(gao)溫(wen),耐化(hua)學性(xing)(xing)(xing),耐老化(hua),防(fang)(fang)(fang)霉等優點。
1、從(cong)事建筑防(fang)水(shui)(shui)(shui)工程(cheng)(cheng)(cheng)施工的企(qi)業(ye)必(bi)(bi)須(xu)(xu)具有防(fang)水(shui)(shui)(shui)專(zhuan)業(ye)施工資(zi)質證書,監理應(ying)對其企(qi)業(ye)資(zi)格(ge)及(ji)人員資(zi)格(ge)進(jin)行(xing)審(shen)查確認。2、防(fang)水(shui)(shui)(shui)層(ceng)(ceng)(ceng)(ceng)的基(ji)層(ceng)(ceng)(ceng)(ceng)必(bi)(bi)須(xu)(xu)堅固(gu)、平整、干凈、不(bu)起砂、不(bu)起皮。涂(tu)膠防(fang)水(shui)(shui)(shui)層(ceng)(ceng)(ceng)(ceng)及(ji)嵌(qian)填密(mi)封材(cai)料的基(ji)層(ceng)(ceng)(ceng)(ceng)必(bi)(bi)須(xu)(xu)干燥。3、嚴(yan)格(ge)防(fang)水(shui)(shui)(shui)材(cai)料的進(jin)場報驗程(cheng)(cheng)(cheng)序(xu)和(he)見證送檢(jian)(jian)制度,經檢(jian)(jian)驗合格(ge)的防(fang)水(shui)(shui)(shui)材(cai)料才準予用于工程(cheng)(cheng)(cheng)。4、柔性防(fang)水(shui)(shui)(shui)層(ceng)(ceng)(ceng)(ceng)完成后(hou)必(bi)(bi)須(xu)(xu)及(ji)時做好保(bao)(bao)護層(ceng)(ceng)(ceng)(ceng)。保(bao)(bao)護層(ceng)(ceng)(ceng)(ceng)施工時,應(ying)采取有效的保(bao)(bao)護措施,避免破壞(huai)防(fang)水(shui)(shui)(shui)層(ceng)(ceng)(ceng)(ceng)。5、防(fang)水(shui)(shui)(shui)工程(cheng)(cheng)(cheng)施工過程(cheng)(cheng)(cheng)中應(ying)執(zhi)行(xing)自檢(jian)(jian)、互(hu)檢(jian)(jian)、交接檢(jian)(jian)及(ji)工序(xu)檢(jian)(jian)查等制度,嚴(yan)格(ge)執(zhi)行(xing)從(cong)基(ji)層(ceng)(ceng)(ceng)(ceng)、防(fang)水(shui)(shui)(shui)層(ceng)(ceng)(ceng)(ceng)到(dao)保(bao)(bao)護層(ceng)(ceng)(ceng)(ceng)的逐層(ceng)(ceng)(ceng)(ceng)隱(yin)蔽檢(jian)(jian)查驗收制度。6、已施工的柔性防(fang)水(shui)(shui)(shui)層(ceng)(ceng)(ceng)(ceng)進(jin)行(xing)抽檢(jian)(jian)取樣實(shi)測檢(jian)(jian)查,確認其厚度(便數)是否符合設計(ji)和(he)規范要(yao)求。
涂(tu)刷(shua)(shua)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)層(ceng)(ceng)(ceng)(ceng):衛(wei)生間是家庭防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)的(de)重(zhong)點位(wei)置(zhi),裝修時(shi)一定(ding)要(yao)做防(fang)(fang)(fang)水(shui)(shui)(shui)(shui),以聚合物水(shui)(shui)(shui)(shui)泥(ni)基防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材料為例(li),有通(tong)用型(xing)GS防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材料和柔韌(ren)型(xing)JS防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材料,將材料涂(tu)刷(shua)(shua)兩遍,前(qian)后垂直交叉,單層(ceng)(ceng)(ceng)(ceng)厚(hou)度為0.8~1mm,兩層(ceng)(ceng)(ceng)(ceng)厚(hou)度不(bu)超過2mm。陰陽角(jiao)、上(shang)下水(shui)(shui)(shui)(shui)管(guan)與地(di)面(mian)的(de)接縫處:滲(shen)漏多(duo)發生在穿(chuan)(chuan)過樓層(ceng)(ceng)(ceng)(ceng)的(de)管(guan)根(gen)、地(di)漏、衛(wei)生潔具及(ji)陰陽角(jiao)等(deng)部位(wei),原因是管(guan)根(gen)、地(di)漏等(deng)部位(wei)松動、黏結(jie)不(bu)牢、涂(tu)刷(shua)(shua)不(bu)嚴密或防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)層(ceng)(ceng)(ceng)(ceng)局部損(sun)壞、部件搭接長度不(bu)夠。這些(xie)邊邊角(jiao)角(jiao)是最容易出現滲(shen)漏的(de)地(di)方,要(yao)注意細(xi)節的(de)施工(gong),防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材料一定(ding)要(yao)涂(tu)刷(shua)(shua)到位(wei)。管(guan)道(dao)、地(di)漏等(deng)穿(chuan)(chuan)越樓板(ban)時(shi),其孔洞(dong)周邊的(de)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)層(ceng)(ceng)(ceng)(ceng)必須認真施工(gong)。上(shang)下水(shui)(shui)(shui)(shui)管(guan)一律要(yao)做好(hao)水(shui)(shui)(shui)(shui)泥(ni)護根(gen),從(cong)地(di)面(mian)起向上(shang)刷(shua)(shua)10~20cm的(de)聚氨酯防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材料,然后在地(di)面(mian)再做聚氨酯防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)層(ceng)(ceng)(ceng)(ceng),加(jia)上(shang)原防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)層(ceng)(ceng)(ceng)(ceng),組成復(fu)合型(xing)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)層(ceng)(ceng)(ceng)(ceng),以增強(qiang)防(fang)(fang)(fang)水(shui)(shui)(shui)(shui)性能。
樓頂翻修廠家應選單組分環保型的聚氨酯材料,這種材料是目前建設部極力推薦的防水材料。由于這種材料能嚴密地包住管道與地面,滲入縫隙,在干燥后不會收縮,因此比防水水泥等剛性材料更適合用于衛浴間這種管道、縫隙較多的小面積房屋。所以客戶購買該類材料時應選擇品牌材料,每平方米的用料費約在50~60元。據河池市樓頂翻修了(le)解,目前(qian)國(guo)內一(yi)些品牌聚氨酯材料(liao)生產廠家(jia)都擁有(you)自己(ji)的(de)施工隊伍,市民可在(zai)(zai)購(gou)買(mai)材料(liao)的(de)同時,要求廠家(jia)提供(gong)專業(ye)人員。為(wei)了(le)讓日后的(de)防水期限更為(wei)長久,材料(liao)一(yi)般(ban)需(xu)要刷(shua)上3遍,為(wei)了(le)讓材料(liao)充分(fen)干透,所以不(bu)可選擇在(zai)(zai)陰(yin)雨或潮濕氣候(hou)下進行。一(yi)般(ban)單組分(fen)環保型聚氨酯材料(liao)的(de)干透期在(zai)(zai)3~4天(tian)左右。