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。
三(san)維(wei)土(tu)工(gong)複(fu)合(he)排(pai)水(shui)網(wang)具(ju)有(you)三(san)維(wei)空(kong)間(jian)立(li)體(ti)導(dao)排(pai)結(jie)構(gou)
，使(shi)用(yong)高(gao)滲(shen)透(tou)性(xing)能(neng)的(de)土(tu)工(gong)布(bu)複(fu)合(he)
，在(zai)極(ji)高(gao)的(de)荷(he)載(zai)下(xia)能(neng)夠(gou)保(bao)持(chi)長(chang)期(qi)的(de)導(dao)排(pai)性(xing)能(neng)，用(yong)於(yu)主(zhu)滲(shen)濾(lv)液(ye)收(shou)集(ji)導(dao)排(pai)層(ceng)(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。
zailujijichuhuozhedaochaxiashezhifuhepaishuiwangpaishuiceng，paichushangshengdedixiashuihuozhelubiaoshenshui。tugongfuhepaishuiwangjuyoujiaogaodeqiangduhegangdu
，nenggouyouxiaojiagudijihuodaocha，tigaoqichengzaili。yongyutieluxitongpaishui，nengyouxiaodixiaochudongzhangdechanshengtugongfuhepaishuiwangpeiheshalishishiyong，keyixingchengyouxiaodetielupaishuixitong，kuaisudaopaitieludixiashuihuodibiaoshenshui。
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。