改(gai)性瀝青防(fang)(fang)(fang)水(shui)(shui)卷材、聚(ju)合物水(shui)(shui)泥防(fang)(fang)(fang)水(shui)(shui)涂(tu)料(liao)等(deng)等(deng)防(fang)(fang)(fang)水(shui)(shui)材料(liao)也(ye)越(yue)(yue)來越(yue)(yue)受到廣(guang)泛(fan)使用(yong)。??那么在防(fang)(fang)(fang)水(shui)(shui)工程中，防(fang)(fang)(fang)水(shui)(shui)卷材和防(fang)(fang)(fang)水(shui)(shui)涂(tu)料(liao)究竟哪個比較好呢？防(fang)(fang)(fang)水(shui)(shui)卷材和防(fang)(fang)(fang)水(shui)(shui)涂(tu)料(liao)的(de)(de)優缺點(dian)又(you)是(shi)(shi)什么？接下(xia)(xia)來讓帶你(ni)們了解一(yi)下(xia)(xia)。先(xian)來了解下(xia)(xia)防(fang)(fang)(fang)水(shui)(shui)卷材和防(fang)(fang)(fang)水(shui)(shui)涂(tu)料(liao)分別是(shi)(shi)什么：??防(fang)(fang)(fang)水(shui)(shui)卷材主要是(shi)(shi)用(yong)于建(jian)筑墻體(ti)、屋面、以及(ji)隧道、公路、垃圾填埋場等(deng)處，起(qi)到抵(di)御外界雨水(shui)(shui)、地(di)下(xia)(xia)水(shui)(shui)滲漏的(de)(de)一(yi)種可卷曲(qu)成卷狀的(de)(de)柔性建(jian)材產品；??

鋪(pu)貼(tie)卷材(cai)時(shi)(shi)應(ying)(ying)采(cai)(cai)用搭(da)(da)接(jie)(jie)法，若平行(xing)(xing)于(yu)屋(wu)脊(ji)(ji)(ji)(ji)的(de)(de)搭(da)(da)接(jie)(jie)縫，應(ying)(ying)順流水方向(xiang)搭(da)(da)接(jie)(jie)；若垂(chui)直(zhi)于(yu)屋(wu)脊(ji)(ji)(ji)(ji)的(de)(de)搭(da)(da)接(jie)(jie)縫，應(ying)(ying)順大頻率風向(xiang)搭(da)(da)接(jie)(jie)。（2）卷材(cai)鋪(pu)貼(tie)方向(xiang)應(ying)(ying)按屋(wu)面(mian)坡度(du)(du)的(de)(de)大小進行(xing)(xing)，若屋(wu)面(mian)坡度(du)(du)小于(yu)3%時(shi)(shi)，應(ying)(ying)平行(xing)(xing)屋(wu)脊(ji)(ji)(ji)(ji)鋪(pu)貼(tie)；若屋(wu)面(mian)坡度(du)(du)在3%~15%時(shi)(shi)，平行(xing)(xing)或(huo)垂(chui)直(zhi)于(yu)屋(wu)脊(ji)(ji)(ji)(ji)進行(xing)(xing)鋪(pu)貼(tie)都(dou)可以(yi)；若屋(wu)面(mian)坡度(du)(du)大于(yu)15%或(huo)屋(wu)面(mian)受振動時(shi)(shi)，瀝(li)青防(fang)水卷材(cai)應(ying)(ying)垂(chui)直(zhi)屋(wu)脊(ji)(ji)(ji)(ji)鋪(pu)貼(tie)，改(gai)性(xing)瀝(li)青防(fang)水卷材(cai)及高(gao)分子(zi)防(fang)水卷材(cai)采(cai)(cai)用平行(xing)(xing)或(huo)垂(chui)直(zhi)屋(wu)脊(ji)(ji)(ji)(ji)鋪(pu)貼(tie)都(dou)可以(yi)。

原因分(fen)析：找(zhao)平層(ceng)(ceng)、剛(gang)(gang)性(xing)(xing)防(fang)(fang)(fang)(fang)水層(ceng)(ceng)等施(shi)工時(shi)(shi)直接(jie)靠(kao)(kao)緊女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)，不留(liu)(liu)分(fen)格縫(feng)，瀝(li)青(qing)防(fang)(fang)(fang)(fang)水涂(tu)料(liao)(liao)，長條女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)砌體沒(mei)(mei)有留(liu)(liu)伸縮縫(feng)，在溫(wen)差作用下，山墻(qiang)(qiang)(qiang)(qiang)(qiang)和女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)開裂;女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)等根(gen)部陰(yin)角(jiao)沒(mei)(mei)有按(an)規定(ding)做(zuo)(zuo)圓弧，鋪卷材(cai)(cai)(cai)防(fang)(fang)(fang)(fang)水層(ceng)(ceng)沒(mei)(mei)有按(an)規定(ding)做(zuo)(zuo)緩沖層(ceng)(ceng)，卷材(cai)(cai)(cai)端(duan)邊(bian)的(de)收頭(tou)密封(feng)不好，瀝(li)青(qing)防(fang)(fang)(fang)(fang)水涂(tu)料(liao)(liao)供應(ying)，導致裂縫(feng)、張(zhang)(zhang)口而滲漏水。3、防(fang)(fang)(fang)(fang)治措(cuo)施(shi)：施(shi)工屋(wu)(wu)面(mian)找(zhao)平層(ceng)(ceng)和剛(gang)(gang)性(xing)(xing)防(fang)(fang)(fang)(fang)水層(ceng)(ceng)時(shi)(shi)，在女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)交(jiao)接(jie)處應(ying)留(liu)(liu)30mm的(de)分(fen)格縫(feng)，縫(feng)中嵌(qian)(qian)填柔性(xing)(xing)密封(feng)膏;女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)根(gen)部的(de)陰(yin)角(jiao)粉成圓弧，女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)高度大于 800mm時(shi)(shi)，要留(liu)(liu)凹(ao)(ao)槽(cao)(cao)，卷材(cai)(cai)(cai)端(duan)部應(ying)裁(cai)齊壓入預留(liu)(liu)凹(ao)(ao)槽(cao)(cao)內，釘牢后用水泥砂漿(jiang)或密封(feng)材(cai)(cai)(cai)料(liao)(liao)將凹(ao)(ao)槽(cao)(cao)嵌(qian)(qian)填嚴(yan)實。女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)高度低于800mm時(shi)(shi)，卷材(cai)(cai)(cai)端(duan)頭(tou)直接(jie)鋪貼(tie)到(dao)女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)頂(ding)面(mian)，再(zai)做(zuo)(zuo)鋼(gang)筋混凝土壓頂(ding)。屋(wu)(wu)面(mian)找(zhao)平層(ceng)(ceng)或剛(gang)(gang)性(xing)(xing)防(fang)(fang)(fang)(fang)水層(ceng)(ceng)緊靠(kao)(kao)女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)，瀝(li)青(qing)防(fang)(fang)(fang)(fang)水涂(tu)料(liao)(liao)廠家，未留(liu)(liu)分(fen)格縫(feng)時(shi)(shi)，要沿(yan)女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)邊(bian)切(qie)割出(chu)20～30mm寬(kuan)的(de)槽(cao)(cao)，掃刷干凈，槽(cao)(cao)內嵌(qian)(qian)填柔性(xing)(xing)密封(feng)膏，女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)體有裂縫(feng)，要用灌漿(jiang)材(cai)(cai)(cai)料(liao)(liao)修補(bu)，如(ru)山墻(qiang)(qiang)(qiang)(qiang)(qiang)的(de)女(nv)(nv)(nv)兒墻(qiang)(qiang)(qiang)(qiang)(qiang)已(yi)凸(tu)出(chu)墻(qiang)(qiang)(qiang)(qiang)(qiang)面(mian)時(shi)(shi)，須拆除后重砌，對卷材(cai)(cai)(cai)收頭(tou)的(de)張(zhang)(zhang)口應(ying)修補(bu)密封(feng)嚴(yan)實。