二
、用於垃圾填埋場的土工複合排水網
在垃圾填埋場中
，土工複合排水網可用於：
1、地下水導排層
2、滲漏檢測層
3、滲濾液收集導排層
4、封場氣體收集導排層
5
、封場地表水收集導排
三
、垃圾填埋場滲濾液導排層和滲漏檢測層
yaofangzhidianchenxitongshenloubingbaozhenglajitianmaichangdeanquan，shenlvyedaopaixitongbixujuyoukekaodepaishuixingneng，paichuchendianxitongshoujideshenlvye，baozhengchendianshenlvyebaoheshuitouxiaoyupaishuicenghoudu。chuantongdeshalishidengtianranpaishuicailiaoyongyulajitianmaichangdeshenlvyeshoujidaopai，huizhanyonghendadetianmaikongjian。duiyuxieposhenlvyedaopai，shiyongshalishijianghennanduifang。shiyongtugongfuhepaishuiwang，jibenshangbushoubianpopodudexianzhi。lishizuoweishenlvyeshoujidaopaiceng
，huiduifangshentugongmozaochengpohuai。jutongjixianshi，tugongmoshanglishidepufangshizaochengtugongmopohuaidezuidayuanyin
，zhanzongpohuaide70%以上。
sanweitugongfuhepaishuiwangjuyousanweikongjianlitidaopaijiegou，shiyonggaoshentouxingnengdetugongbufuhe，zaijigaodehezaixianenggoubaochichangqidedaopaixingneng，yongyuzhushenlvyeshoujidaopaiceng(LCRS)，能夠及時排出防滲膜的滲濾液，使得水頭小於土工排水材料的厚度
，減少由於水頭過大造成的土工膜滲漏。
四
、填埋場封場氣體導排層和地表水導排層
垃la圾ji填tian埋mai場chang最zui終zhong覆fu蓋gai封feng場chang係xi統tong的de目mu的de是shi限xian製zhi降jiang水shui滲shen入ru填tian埋mai垃la圾ji裏li麵mian，盡jin量liang減jian少shao可ke能neng侵qin入ru水shui源yuan的de滲shen濾lv液ye的de產chan出chu。在zai封feng場chang係xi統tong中zhong，地di表biao水shui導dao排pai層ceng的de功gong能neng是shi排pai出chu滲shen入ru覆fu蓋gai土tu層ceng的de水shui分fen，避bi免mian在zai防fang滲shen層ceng上shang積ji聚ju。積ji水shui會hui在zai封feng場chang防fang滲shen層ceng上shang產chan生sheng超chao孔kong隙xi水shui應ying力li，有you可ke能neng導dao致zhi植zhi被bei覆fu蓋gai土tu層ceng產chan生sheng滑hua動dong
，封feng場chang邊bian坡po破po壞huai。傳chuan統tong上shang使shi用yong砂sha礫li石shi作zuo為wei封feng場chang地di表biao水shui導dao排pai層ceng，對dui於yu坡po度du較jiao大da的de斜xie坡po，砂sha礫li石shi墊dian層ceng的de堆dui放fang很hen困kun難nan，而er使shi用yong土tu工gong複fu合he排pai水shui網wang

，可ke以yi適shi用yong於yu更geng陡dou的de封feng場chang邊bian坡po，還hai能neng夠gou增zeng加jia垃la圾ji的de填tian埋mai容rong積ji。三san維wei土tu工gong複fu合he排pai水shui網wang具ju有you較jiao高gao的de導dao排pai性xing能neng

，能neng夠gou及ji時shi排pai除chu地di表biao滲shen水shui，保bao證zheng封feng場chang斜xie坡po的de穩wen定ding。封feng場chang氣qi體ti導dao排pai層ceng垃la圾ji填tian埋mai場chang封feng場chang係xi統tong的de氣qi體ti導dao排pai層ceng的de排pai氣qi能neng力li不bu足zu或huo者zhe沒mei有you設she置zhi平ping麵mian氣qi體ti導dao排pai層ceng，施shi加jia於yu防fang滲shen層ceng的de氣qi體ti壓ya強qiang過guo大da，有you可ke能neng導dao致zhi封feng場chang係xi統tong產chan生sheng破po壞huai。封feng場chang係xi統tong氣qi體ti導dao排pai層ceng可ke以yi使shi用yong高gao導dao排pai性xing能neng的de土tu工gong複fu合he排pai水shui網wang。使shi用yong高gao導dao排pai三san維wei土tu工gong複fu合he排pai水shui網wang
，或huo者zhe土tu工gong複fu合he排pai水shui網wang配pei合he砂sha礫li石shi組zu成cheng填tian埋mai場chang封feng場chang係xi統tong的de氣qi體ti導dao排pai層ceng。填tian埋mai場chang封feng場chang係xi統tong中zhong使shi用yong土tu工gong複fu合he排pai水shui網wang作zuo為wei地di表biao水shui導dao排pai層ceng和he氣qi體ti導dao排pai層ceng，可ke以yi適shi用yong於yu較jiao陡dou的de斜xie坡po
，其qi較jiao高gao的de導dao排pai性xing能neng能neng夠gou及ji時shi排pai除chu滲shen水shui和he氣qi體ti
，保bao證zheng邊bian坡po的de穩wen定ding。
五
、垃圾填埋場或蓄水池地下水導排
垃la圾ji填tian埋mai場chang填tian埋mai區qu域yu或huo蓄xu水shui庫ku的de地di下xia水shui位wei較jiao高gao，地di下xia水shui壓ya力li可ke能neng會hui破po壞huai防fang滲shen襯chen墊dian。要yao求qiu有you地di下xia水shui導dao排pai層ceng
，排pai出chu上shang升sheng的de地di下xia水shui，使shi得de防fang滲shen襯chen墊dian不bu被bei破po壞huai。
填tian埋mai場chang斜xie坡po或huo蓄xu水shui庫ku壩ba體ti也ye可ke能neng因yin為wei水shui壓ya力li太tai大da
，有you可ke能neng導dao致zhi斜xie坡po或huo壩ba體ti以yi及ji斜xie坡po的de防fang滲shen層ceng產chan生sheng破po壞huai。使shi用yong土tu工gong土tu工gong複fu合he排pai水shui網wang作zuo為wei地di下xia水shui導dao排pai層ceng，可ke以yi在zai很hen短duan的de時shi間jian排pai出chu上shang升sheng的de地di下xia水shui，防fang止zhi過guo高gao的de地di下xia水shui壓ya力li破po壞huai防fang滲shen襯chen墊dian。土tu工gong複fu合he排pai水shui網wang具ju有you較jiao高gao的de抗kang拉la強qiang度du，有you加jia固gu地di基ji的de作zuo用yong。土tu工gong複fu合he排pai水shui網wang用yong於yu斜xie坡po或huo壩ba體ti的de滲shen流liu導dao排pai，能neng夠gou將jiang斜xie坡po的de山shan體ti滲shen流liu收shou集ji排pai放fang，能neng夠gou有you效xiao消xiao除chu施shi加jia於yu防fang滲shen層ceng的de側ce向xiang壓ya力li
，減jian少shao或huo消xiao除chu由you於yu水shui壓ya力li可ke能neng造zao成cheng的de破po壞huai。
六、鐵路係統排水
鐵(tie)路(lu)路(lu)基(ji)可(ke)能(neng)會(hui)受(shou)到(dao)來(lai)自(zi)地(di)下(xia)和(he)地(di)表(biao)的(de)水(shui)破(po)壞(huai)。地(di)下(xia)水(shui)位(wei)過(guo)高(gao)，上(shang)升(sheng)的(de)地(di)下(xia)水(shui)會(hui)侵(qin)蝕(shi)路(lu)基(ji)，破(po)壞(huai)鐵(tie)路(lu)結(jie)構(gou)
，使(shi)得(de)路(lu)基(ji)的(de)承(cheng)載(zai)力(li)降(jiang)低(di)。來(lai)自(zi)於(yu)路(lu)表(biao)的(de)降(jiang)雨(yu)或(huo)雪(xue)水(shui)如(ru)果(guo)不(bu)能(neng)及(ji)時(shi)排(pai)出(chu)，將(jiang)會(hui)汙(wu)染(ran)道(dao)碴(cha)，產(chan)生(sheng)翻(fan)漿(jiang)冒(mao)泥(ni)
，導(dao)致(zhi)鐵(tie)軌(gui)變(bian)形(xing)等(deng)不(bu)良(liang)後(hou)果(guo)。
在zai路lu基ji基ji礎chu或huo者zhe道dao碴cha下xia設she置zhi複fu合he排pai水shui網wang排pai水shui層ceng

，排pai除chu上shang升sheng的de地di下xia水shui或huo者zhe路lu表biao滲shen水shui。土tu工gong複fu合he排pai水shui網wang具ju有you較jiao高gao的de強qiang度du和he剛gang度du，能neng夠gou有you效xiao加jia固gu堤di基ji或huo道dao碴cha，提ti高gao其qi承cheng載zai力li。用yong於yu鐵tie路lu係xi統tong排pai水shui
，能neng有you效xiao地di消xiao除chu凍dong脹zhang的de產chan生sheng土tu工gong複fu合he排pai水shui網wang配pei合he砂sha礫li石shi使shi用yong，可ke以yi形xing成cheng有you效xiao的de鐵tie路lu排pai水shui係xi統tong，快kuai速su導dao排pai鐵tie路lu地di下xia水shui或huo地di表biao滲shen水shui。
七、公路路基和路麵排水
進jin入ru路lu麵mian結jie構gou內nei的de自zi由you水shui是shi造zao成cheng或huo加jia速su路lu麵mian損sun壞huai的de重zhong要yao原yuan因yin。道dao路lu積ji水shui在zai高gao速su行xing車che輪lun胎tai下xia產chan生sheng的de動dong水shui壓ya力li直zhi接jie對dui內nei部bu混hun合he料liao造zao成cheng衝chong刷shua
，動dong水shui壓ya力li隨sui車che速su的de增zeng加jia呈cheng幾ji何he級ji數shu增zeng長chang。路lu麵mian內nei部bu或huo附fu近jin的de自zi由you水shui會hui縮suo短duan道dao路lu的de使shi用yong壽shou命ming。如ru果guo自zi由you水shui滲shen過guo路lu麵mian浸jin入ru路lu基ji，無wu論lun路lu麵mian有you多duo厚hou
，道dao路lu都dou會hui因yin失shi去qu支zhi承cheng麵mian而er四si分fen五wu裂lie。
shezhilumianneibupaishuixitong，jiangjizhizailumianjiegouneideshuifenxunsupaichudaolumianhelujijiegouwai
，gaishanlumiandeshiyongxingneng，tigaoqishiyongshouming。yongyoulianghaopaishuixitongdedaoludeshejishoumingbimeiyoupaishuidedaoluyaogaochu2～3倍。通過采用土工複合排水網可以較好地解決道路的排水問題。在道路係統中直接
、連續鋪設土工複合排水網，不僅可以取得良好的排水效果，還能大大減小基層或底基層的厚度，提高承載力，消除不均勻沉降。
八、隧道和擋牆結構排水
suidaohuozhedangqiangtaibeikenenghuiyouyushuiyaliguodaerdaozhijiegoupohuai。suidaochendianpaishuixingnengbuzuhuozhemeiyoushezhipaishuiceng，guogaodeshuiyalihuipohuaifangshenceng
，zuizhongdaozhishenlou。ruguozaifangshencengshangshezhiyicengpaishuiceng，jiangshantishenshuixianxingshoujipaifang
，xiaochushijiayufangshenchendianshangdeshuiya，dadaofangshenloudemude。
擋土牆由於台背後的水分無法及時排出，過大的水壓力有可能破壞擋牆結構，導致擋牆坍塌。解決辦法是：在擋牆台背後設置平麵排水層

，及時排出擋牆台背的水分。
使shi用yong雙shuang肋lei或huo三san維wei土tu工gong複fu合he排pai水shui網wang作zuo為wei隧sui道dao或huo者zhe擋dang牆qiang台tai背bei平ping麵mian排pai水shui層ceng，很hen薄bo的de材cai料liao具ju有you很hen高gao的de導dao排pai能neng力li
，施shi工gong便bian捷jie，其qi優you越yue性xing是shi傳chuan統tong的de砂sha礫li石shi材cai料liao無wu法fa比bi擬ni的de。
擁有良好排水係統的道路的設計壽命比沒有排水的道路要高出2～3倍。通過采用土工複合排水網可以較好地解決道路的排水問題。在道路係統中直接、lianxupushetugongfuhepaishuiwang
，bujinkeyiqudelianghaodepaishuixiaoguo，hainengdadajianxiaojicenghuodijicengdehoudu
，tigaochengzaili，xiaochubujunyunchenjiangshicailiaowufabinide。