了解hdpe土工膜的具體施工工藝
瀏覽次數:次信息來源:泰安佳(jia)路通工程材料(liao)有限公司發布時間:2022/10/8
要知道(dao),hdpe土(tu)工(gong)(gong)膜(mo)產(chan)品被廣泛應用于(yu)各大防滲工(gong)(gong)程(cheng)建(jian)設中(zhong),成為保障工(gong)(gong)程(cheng)建(jian)設質量的關(guan)鍵材(cai)料產(chan)品,我公(gong)司多(duo)年來從事hdpe土(tu)工(gong)(gong)膜(mo)的研究生(sheng)產(chan),對(dui)于(yu)產(chan)品的使用施工(gong)(gong)技巧也是掌握了解,關(guan)于(yu)hdpe土(tu)工(gong)(gong)膜(mo)有哪些具體防滲施工(gong)(gong)工(gong)(gong)藝(yi),小編為您進行(xing)了簡單的概(gai)況。 1、適(shi)用于均質壩和斜(xie)墻壩。 2、hdpe土工膜(mo)(mo)厚(hou)度選擇應根據承受水(shui)(shui)壓大(da)小而(er)定。承受30m以(yi)下水(shui)(shui)頭(tou)的,可選用非加(jia)筋聚(ju)合物hdpe土工膜(mo)(mo),鋪膜(mo)(mo)總厚(hou)度0.3~0.6mm;承受30m以(yi)上(shang)水(shui)(shui)頭(tou)的,宜選用復合土工膜(mo)(mo),膜(mo)(mo)厚(hou)度不小于0.5mm. 3、hdpe土工膜鋪設范圍(wei),應超過滲(shen)漏范圍(wei)上下左右(you)各2~5m. 4、hdpe土工膜的(de)連接,一般采(cai)用(yong)(yong)焊(han)接,熱合(he)(he)寬度不小(xiao)于0.1m;采(cai)用(yong)(yong)膠合(he)(he)劑粘(zhan)(zhan)(zhan)接時,粘(zhan)(zhan)(zhan)接寬度不小(xiao)于0.15m;粘(zhan)(zhan)(zhan)接可用(yong)(yong)膠合(he)(he)劑也可用(yong)(yong)雙面膠布(bu)粘(zhan)(zhan)(zhan)貼,要求粘(zhan)(zhan)(zhan)接均勻、牢固、可靠。 5、hdpe土工膜廠家(jia)鋪設前(qian)應進(jin)行坡(po)(po)面處理,先(xian)將(jiang)鋪設范圍內的護坡(po)(po)拆(chai)除,再將(jiang)壩坡(po)(po)表層土挖除30~50cm,要求減(jian)少樹根雜草,坡(po)(po)面修(xiu)整平順、密實(shi),然后沿壩坡(po)(po)每隔5~10m挖防(fang)滑(hua)溝(gou)一(yi)道,溝(gou)深(shen)1.0m,溝(gou)底寬0.5m. 6、hdpe土工(gong)膜鋪(pu)(pu)設,將卷成(cheng)捆的土工(gong)膜沿(yan)壩坡由(you)下而上縱向鋪(pu)(pu)放,同時(shi)周邊用V形槽形式(shi)埋因好;鋪(pu)(pu)膜時(shi)不能拉(la)得(de)太(tai)緊,以免受壓破壞;施工(gong)人(ren)員不允(yun)許(xu)穿帶釘(ding)鞋進入現場(chang)。 7、回(hui)填保(bao)(bao)護層(ceng)(ceng)要(yao)與hdpe土(tu)工膜鋪設(she)同步進(jin)行(xing);保(bao)(bao)護層(ceng)(ceng)可采(cai)用沙壤(rang)土(tu)或沙,厚度(du)不小于0.5m;先(xian)回(hui)填防滑槽,再(zai)填坡(po)面(mian),邊回(hui)填邊壓(ya)實;保(bao)(bao)護層(ceng)(ceng)上面(mian)再(zai)按設(she)計恢復原有護坡(po)。 以上就是關于(yu)hdpe土(tu)(tu)(tu)工(gong)膜施(shi)工(gong)工(gong)藝的(de)簡(jian)單概(gai)述,希(xi)望對各(ge)位(wei)工(gong)程建(jian)設(she)者更(geng)好的(de)進行hdpe土(tu)(tu)(tu)工(gong)膜的(de)選(xuan)擇(ze)使用(yong),保障工(gong)程建(jian)設(she)質量(liang)提供(gong)支持(chi)幫助,更(geng)多關于(yu)hdpe土(tu)(tu)(tu)工(gong)膜的(de)使用(yong)技巧(qiao)了解,您(nin)可(ke)持(chi)續關注公司網站更(geng)新,及時與(yu)我(wo)們取得聯系。
