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。
tianmaichangxiepohuoxushuikubatiyekenengyinweishuiyalitaida
，youkenengdaozhixiepohuobatiyijixiepodefangshencengchanshengpohuai。shiyongtugongtugongfuhepaishuiwangzuoweidixiashuidaopaiceng，keyizaihenduandeshijianpaichushangshengdedixiashui，fangzhiguogaodedixiashuiyalipohuaifangshenchendian。tugongfuhepaishuiwangjuyoujiaogaodekanglaqiangdu，youjiagudijidezuoyong。tugongfuhepaishuiwangyongyuxiepohuobatideshenliudaopai，nenggoujiangxiepodeshantishenliushoujipaifang，nenggouyouxiaoxiaochushijiayufangshencengdecexiangyali，jianshaohuoxiaochuyouyushuiyalikenengzaochengdepohuai。
六、鐵路係統排水
tielulujikenenghuishoudaolaizidixiahedibiaodeshuipohuai。dixiashuiweiguogao，shangshengdedixiashuihuiqinshiluji，pohuaitielujiegou
，shidelujidechengzailijiangdi。laiziyulubiaodejiangyuhuoxueshuiruguobunengjishipaichu
，jianghuiwurandaocha，chanshengfanjiangmaoni
，daozhitieguibianxingdengbulianghouguo。
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。
設(she)置(zhi)路(lu)麵(mian)內(nei)部(bu)排(pai)水(shui)係(xi)統(tong)，將(jiang)積(ji)滯(zhi)在(zai)路(lu)麵(mian)結(jie)構(gou)內(nei)的(de)水(shui)分(fen)迅(xun)速(su)排(pai)出(chu)到(dao)路(lu)麵(mian)和(he)路(lu)基(ji)結(jie)構(gou)外(wai)，改(gai)善(shan)路(lu)麵(mian)的(de)使(shi)用(yong)性(xing)能(neng)
，提(ti)高(gao)其(qi)使(shi)用(yong)壽(shou)命(ming)。擁(yong)有(you)良(liang)好(hao)排(pai)水(shui)係(xi)統(tong)的(de)道(dao)路(lu)的(de)設(she)計(ji)壽(shou)命(ming)比(bi)沒(mei)有(you)排(pai)水(shui)的(de)道(dao)路(lu)要(yao)高(gao)出(chu)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、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。
shiyongshuangleihuosanweitugongfuhepaishuiwangzuoweisuidaohuozhedangqiangtaibeipingmianpaishuiceng，henbodecailiaojuyouhengaodedaopainengli，shigongbianjie
，qiyouyuexingshichuantongdeshalishicailiaowufabinide。
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、連(lian)續(xu)鋪(pu)設(she)土(tu)工(gong)複(fu)合(he)排(pai)水(shui)網(wang)
，不(bu)僅(jin)可(ke)以(yi)取(qu)得(de)良(liang)好(hao)的(de)排(pai)水(shui)效(xiao)果(guo)，還(hai)能(neng)大(da)大(da)減(jian)小(xiao)基(ji)層(ceng)或(huo)底(di)基(ji)層(ceng)的(de)厚(hou)度(du)
，提(ti)高(gao)承(cheng)載(zai)力(li)，消(xiao)除(chu)不(bu)均(jun)勻(yun)沉(chen)降(jiang)石(shi)材(cai)料(liao)無(wu)法(fa)比(bi)擬(ni)的(de)。