Ama-geomembrane ayizingxenye ezibalulekile ezinhlelweni zanamuhla zokuquketha, asebenza njengezithiyo ezingangeni manzi ezindaweni zokulahla imfucuza, emisebenzini yezimayini, ezindaweni zokugcina uketshezi, nasezinhlelweni zokuphatha amanzi angcolile emhlabeni wonke. Uma i-geomembrane ivuza, imiphumela yemvelo neyezimali ingaba nzima, kusukela ekungcolisweni kwamanzi angaphansi komhlaba kuya ezijezisweni ezibizayo zokulawula nemizamo yokulungisa. Ukuqonda indlela yokuthola, ukuthola, nokulungisa ukuvuza kulezi zingqimba zokwenziwa kuyikhono elibalulekile kubaphathi bezikhungo, onjiniyela bezemvelo, nabaphathi bamaphrojekthi abathembele kulezi zinhlelo ukuze baqinisekise ukuquketha kwesikhathi eside. Lo mhlahlandlela obanzi unikeza indlela ehlelekile yokuthola nokulungisa ukuvuza kwe-geomembrane, kusetshenziswa izinqubo ezing кращий emkhakheni nobuchwepheshe bakamuva kwezobunjiniyela be-geosynthetic. Noma ngabe uphethe ukufakwa okusha noma ugcina uhlelo olugugile lwe-liner, izinyathelo ezichazwe kulesi sihloko zizokusiza uvikela utshalomali lwakho futhi uhlale uthobela imithetho yezemvelo. Ngokwazi lezi zindlela, ungakwazi ukwelula impilo yesevisi yohlelo lwakho lokuquketha futhi ugweme izindleko ezinkulu ezihambisana nokwehluleka kwe-liner okungabonwa.

Ukuvuza kwe-geomembrane kungavela emithonjeni ehlukahlukene, futhi ukuqonda lezi zimbangela eziyisisekelo kuyisinyathelo sokuqala ekuvimbeleni okusebenzayo nasekulungiseni ngesikhathi. Ngesikhathi sokufakwa, ukuhlanganisa okungafanele, ukulungiswa kwesisekelo okunganele, nokubhoboza okungenhloso okuvela emishinini noma ezintweni ezibukhali, kungenye yezinto ezivame kakhulu ezidala izinkinga zokuqina kwe-liner ezingase zingabonakali kuze kube yilapho uhlelo lubekwa ngaphansi komthwalo wamanzi. Phakathi nesikhathi sokusebenza kwesikhungo sokugcina, izici zemvelo ezinjengokuhlala okwehlukile, ukwanda nokuncipha ngenxa yokushisa, ukuwohloka kwe-UV, nokuchayeka emakhemikhali kungase kunciphisa kancane kancane ukuqina kwesakhiwo sezinto ze-geomembrane eziphakeme kakhulu. Izici zebhayoloji, ezihlanganisa ukungena kwezimpande ezivela ezitshalweni eziseduze noma izilwane ezigubha, zimelela enye indlela evame ukunganakwa yokuthuthuka koku vuza engabukela phansi ukusebenza kokugcina ngezindlela ezingalindelekile. Izimpawu ezivame kakhulu zoku vuza kwe-geomembrane zihlanganisa ukwehla okungachazeki kwamazinga oketshezi emachibini noma emabhesini, izinguquko emininingwaneni yokuqapha ikhwalithi yamanzi angaphansi komhlaba, izindawo ezimanzi ezibonakalayo noma ukuvuza ohlangothini olungezansi lwe-liner, kanye namaphethini angavamile okukhula kwezitshalo aphakamisa ukuthutha kwezakhi zomzimba ngokugqekeza. Ukutholwa kwangaphambi kwesikhathi kwalezi zimpawu zokuxwayisa kubalulekile ngoba ukuvuza okuncane kungakhula ngokushesha ngaphansi kwengcindezi yamanzi, kuguqule ukulungiswa okuncane kube iphrojekthi enkulu yokulungisa edinga ukumba okubanzi nokushintshwa kwe-liner. Abaqhubi kufanele basungule izinqubo zokuqapha ezijwayelekile ezihlanganisa ukuhlolwa okubonakalayo nokulinganiswa kokugeleza kwamanzi ukuze babambe izinkinga ezingaba khona ngaphambi kokuba zikhule zibe ukwehluleka okuphelele kokugcina okusongela kokubili imvelo nesabelomali sokusebenza kwesikhungo.

Ngaphezu kwezimbangela eziqondile, uhlobo lwezinto ze-geomembrane kanye nokusetshenziswa okuthile kudlala indima enkulu ekunqumeni ubungozi bokuvuza kanye nezindlela ezifanele zokuthola izinkinga. Isibonelo, ama-HDPE geomembrane asetshenziswa kakhulu ezindaweni zokulahla imfucuza nasezimayini ngenxa yokumelana namakhemikhali okuhle nokuqina, kodwa angaba sengozini yokuqhekeka ngenxa yengcindezi uma engafakwanga kahle noma uma umhlaba ongaphansi unamaqhubu abukhali adala ukugxila kwengcindezi endaweni ethile. Uhlelo lwe-geomembrane oluhlanganisiwe, olufaka izingqimba ze-geotextile ukuze kuvikelwe nokukhipha amanzi, lunikeza ukumelana nokugwazeka okuthuthukisiwe kodwa ludinga ukunakwa ngokucophelela lapho i-geomembrane ihlangana khona ne-i-geotextileUkuqinisekisa ukuthi isenzo esihlanganisiwe siletha izinzuzo ezilindelekile zokusebenza. Ukukhetha umkhiqizi we-geomembrane ohloniphekile kubalulekile ngoba ikhwalithi yezinto, ukujiya okufanayo, namandla okuthunga kuthonya ngqo ukumelana nokuvuza kwesikhathi eside kohlelo lwe-liner olufakiwe. Amazinga emboni afana ne-GRI GM13 ahlinzeka ngemihlahlandlela yokucaciswa kwama-HDPE geomembrane, ehlanganisa izici ezibalulekile ezifana nokuminyana, amandla okudonsa, ukumelana nokudabuka, nokumelana nokuqhekeka kwengcindezi okusiza onjiniyela ukukhetha izinto ezifanele izidingo zephrojekthi yabo ethile. Ngokuqonda ukusebenzisana phakathi kokukhethwa kwezinto, ikhwalithi yokufaka, nezimo zokusebenza, abaphathi bezikhungo bangakha indlela eqondise kakhulu yokuthola ukuvuza nokulungisa ebhekana nephrofayili yobungozi eyingqayizivele yohlelo lwabo lokugcina.

Isigaba sokuqala sokuhlola siyisisekelo sanoma yiluphi uhlelo olusebenzayo lokuthola ukuvuza kwe-geomembrane, futhi siqala ngokuhlolwa okuphelele ngamehlo kwendawo evulekile ye-liner kanye nazo zonke izinto ezifinyelelekayo ezifana namaphayiphu, izixhumanisi zama-sump, nemisele yokubambelela. Abahloli kufanele bahlole ngokuhlelekile yonke indawo evulekile ukuze babone izimpawu zomonakalo womzimba okuhlanganisa ukusikwa, ukugwazwa, ukugqokwa, nokuhlukaniseka, banake kakhulu izindawo ezinengcindezi ephezulu ezizungeze izinto zokuxhuma, izindawo zokungena, nezindawo lapho i-liner ithintana khona nezinto ezingaphansi ezinamatshe. Ngesikhathi salolu hlolo lokubuka, kubalulekile ukubhala phansi indawo, usayizi, kanye nohlobo lwanoma yiziphi iziphazamiso ezitholakele kusetshenziswa izithombe, izixhumanisi ze-GPS, namanothi anemininingwane azosiza ekuhleleni ukulungisa okuzolandela futhi anikeze isisekelo sokuhlolwa kwesikhathi esizayo. Ngokuhambisana nokuhlolwa ngamehlo, abasebenzi kufanele baqalise izinqubo zokuqapha ukugeleza ezilandelela amavolumu okungena nokuphuma ngokuhamba kwesikhathi, kusetshenziswa amamitha okugeleza, ama-weir, noma izinzwa zamazinga ukuze kusungulwe ibhalansi yamanzi engaveza umehluko okhombisa ukuvuza. Umehluko oqhubekayo phakathi kwevolumu yoketshezi olungena ohlelweni nevolumu ephuma ngezindlela eziklanyelwe ukuphuma, ngemva kokucabangela imvula nokuhwamuka, uyinkomba eqinile yokuthi i-geomembrane ilimele futhi idinga uphenyo olwengeziwe. Inhlanganisela yokuhlolwa okuhlelekile ngamehlo nokuqapha okubalayo kokugeleza kunikeza ukuhlolwa kokuqala okunamandla okungakhomba kokubili ukuphuka okusobala kanye nokungahambi kahle kwe-hydraulic okungase kungabonwa kuze kube yilapho sekulahlekelwe uketshezi oluningi.

Lapho imininingwane yokuqala yokuhlola ngamehlo kanye nokuqapha ukugeleza isiye yaqoqwa, isinyathelo esilandelayo sihilela ukuhlaziya okutholakele ukuze kubekwe phambili izindawo zophenyo olunzulu kanye nokunquma ukuthi izimo ezibonwayo zimele ukuvuza okusebenzayo noma iphutha lokulinganisa elibangelwa ukungasebenzi kahle kwemishini noma izici zemvelo. Abaqhubi kufanele baqhathanise idatha yamanje yokugeleza namarekhodi omlando ukuze bahlonze izitayela kanye nezinguquko ezingazelelwe ezingahle zihambisane nezehlakalo ezithile ezifana nemvula enkulu, ukuzamazama komhlaba, noma umsebenzi wokwakha eduze nendawo yokuvalela ongase uphazamise uhlelo lwe-liner. Kubalulekile futhi ukuqinisekisa ukuthi yonke imishini yokuqapha ilinganiswe kahle futhi isebenza ngendlela efanele, ngoba ukufunda okungaqondile kokugeleza kungaholela emiphumeleni engamanga eqinisekisa okungelona iqiniso okumosha isikhathi nezinsiza noma imiphumela engamanga engavumeli ukuvuza kuqhubeke kungabonwa. Uma ukuhlola ngamehlo kuveza umonakalo osobala noma ukuqapha ukugeleza kubonisa ukulahleka koketshezi olubalulekile olungachazekile, ukuhlolwa kufanele kudlulele esigabeni esilandelayo sokuthola indawo yokuvuza kusetshenziswa izindlela ezithuthukile ze-geophysical kanye ne-tracer. Nokho, noma ngabe akukho zici ezisobala ezitholakalayo futhi idatha yokugeleza ibonakala ijwayelekile, ukuhlolwa kabusha ngezikhathi ezithile kuyanconywa ngoba okunye ukuvuza kukhula kancane ngokuhamba kwesikhathi futhi kungase kungavezi ukuphambuka okutholakalayo kokugeleza kuze kube yilapho sekukhule kakhulu. Ukuhlolwa kokuqala okubhalwe kahle nakho kusebenza njengobufakazi obubalulekile bokuthotsela imithetho, okubonisa ukuthi umqhubi wesikhungo uthatha izinyathelo ezisebenzayo zokuqapha nokugcina ubuqotho bohlelo lokuvalela ngokuhambisana nezimfuneko zamalayisensi kanye nezinqubo ezinhle zomkhakha.

Enye yezinselelo ezivame kakhulu ekutholeni ukuvuza kwe-geomembrane ukwehlukanisa phakathi kokulahleka kwangempela koketshezi ngokugqekezeka kanye nokulahleka okubonakalayo okubangelwa ukuhwamuka, okungaba nkulu ezindaweni ezomile noma ezinomoya lapho amazinga okuhwamuka komhlaba ephezulu khona. Ukubalwa okunzulu kwebhalansi yamanzi kubalwa konke okufakwayo nokuphumayo ohlelweni lokugcina amanzi, okuhlanganisa imvula, ukugeleza kwamanzi emhlabeni, ukungena kwamanzi angaphansi komhlaba, ukuhwamuka, kanye nokususwa koketshezi ngamabomu, ukuze kutholakale ukuthi ngabe kukhona yini ukushoda okungachazekile okukhomba ukuvuza kunokuba kube inqubo yemvelo yezinto eziphilayo. Amazinga okuhwamuka angalinganiswa kusetshenziswa idatha yesimo sezulu efana nezinga lokushisa, umswakama, isivinini somoya, kanye nemisebe yelanga, kuhlanganiswe nama-coefficients okuhwamuka ashicilelwe noma amafomula asebenzayo afana ne-Penman-Monteith equation asetshenziswa kabanzi kubunjiniyela bamanzi. Emachibini nasezindaweni zokugcina amanzi ezinolayini, i-equation yebhalansi yamanzi ngokuvamile ithatha le fomu: ushintsho ekugcinweni lulingana nemvula kanye nokugeleza kwamanzi kuncishiswe ukuhwamuka kanye nokungena kwamanzi emhlabeni, lapho ukungena kwamanzi emhlabeni kuyinto engaziwa emele ukuvuza okungenzeka nge-geomembrane. Uma ukuhwamuka okubaliwe kuchaza ukulahleka koketshezi okubonwayo ngaphakathi kwezinga lokungabi naphutha elamukelekile, khona-ke ukuvuza kwe-geomembrane akunakwenzeka futhi uhlelo lungathathwa njengolunamandla ngokwe-hydraulic okwamanje. Nokho, uma ibhalansi yamanzi ngokuqhubekayo ikhombisa ukushoda okudlula isilinganiso sokuhwamuka ngezinga elibalulekile ngokwezibalo, umsebenzisi kufanele aqhubeke nokuthola indawo yokuvuza ngokuqiniseka ukuthi kukhona ukuphuka kwangempela kokugcina amanzi futhi kudinga ukunakwa ngokushesha.

Ukuze kwenziwe ukubalwa okuthembekile kwebhalansi yamanzi, abasebenzi badinga idatha enembile ngemingcele eminingi eyisihluthulelo, futhi ikhwalithi yaleyo datha inquma ngokuqondile ukuthembeka kweziphetho ezitholakala ekuhlaziyweni. Idatha yemvula kufanele iqoqwe kugeji lemvula elisendaweni, hhayi ngokuncika eziteshini zezulu ezikude, ngoba imvula ingahluka kakhulu emabangeni amafushane futhi iziphepho zasendaweni zingase zingatholwa amanethiwekhi okubheka esifunda. Izilinganiso zokuhwamuka noma izilinganiso kufanele zisekelwe ezimweni ezithile zendawo, okuhlanganisa izinga lokushisa kwamanzi, ukuchayeka emoyeni, kanye nokuba khona kwezembozo ezintantayo noma izitshalo ezinganciphisa ukulahleka kokuhwamuka uma kuqhathaniswa nezimo zamanzi avulekile. Ukunemba kwezilinganiso zokungena nokuphuma kuncike kumamitha okugeleza afakwe kahle futhi agcinwe kahle, kanye nokuhlolwa okujwayelekile kokulinganisa ukuze kuqinisekiswe ukuthi izinzwa zinikeza idatha ethembekile engasetshenziswa ukubala ibhalansi yamanzi ngokuqiniseka. Lapho ibhalansi yamanzi ikhombisa ukuvuza okungenzeka, kuhle ukwenza ukuhlaziya ngezikhathi eziningi, okuhlanganisa izilinganiso zamasonto onke, zanyanga zonke, nezinkathi zonyaka, ukuze kuqinisekiswe ukuthi ukushoda kuyaqhubeka futhi akukona nje umphumela wokuhlukahluka kwesikhathi esifushane sokulinganisa noma izimo ezeqisayo zemvelo. Ngokukuqeda ngohlelo ukuhwamuka njengembangela yokulahleka koketshezi, abasebenzi bezikhungo bangathethelela izindleko nomzamo wokusebenzisa ubuchwepheshe obuthuthukile bokuthola ukuvuza, konga isikhathi nemali ngokugxilisa izinsiza ezinhlelweni ezidinga ukulungiswa ngempela kunokuba baxoshe ama-alamu amanga abangelwa izinqubo zemvelo zokuhwamuka.

Uma uma ukuvuza okungenzeka sekuqinisekisiwe ngokuhlolwa kokuqala nokuhlaziywa kokulinganisela kwamanzi, isinyathelo esilandelayo esibalulekile ukuthola ngqo lapho kugqeke khona ukuze kulungiswe ngendlela eqondile ngaphandle kokumba izindawo ezinkulu zohlelo lwe-liner ngokungadingekile. Ukuhlolwa kokutholwa kwendawo kagesi (ELL) kungenye yezobuchwepheshe ezisebenza kahle kakhulu nezisetshenziswa kabanzi ekutholeni ukuvuza kwe-geomembrane, okusebenza ngomgomo wokuthi i-liner engangeni manzi isebenza njengesivikeli sikagesi kuyilapho ukuvuza kudala indlela yokuqhuba amandla kagesi lapho amandla kagesi efakwa kulo lonke i-liner. Ekusetshenzisweni okuvame kakhulu, umthombo wamandla kagesi uxhumeka kuma-electrode abekwe emanzini angenhla kwe-liner nasenhlabathini noma kungqimba oluqhuba amandla kagesi ngezansi, futhi umhloli usebenzisa i-probe ukukala izinga lamandla kagesi (voltage gradient) ebusweni, lapho indawo enezinga eliphakeme kakhulu ikhombisa indawo yokuvuza. Le ndlela ingathola izimbobo ezincane ngegobolondo elingangamilimitha elilodwa ububanzi, okwenza ukuthi ibe nokuzwela okuphezulu ekutholeni noma ukuvuza okuncane okungenzeka kungabonakali ekuhlolweni okujwayelekile ngamehlo noma kutholakale ngokuqapha ukugeleza kwamanzi kuphela. Ukuhlolwa kwe-ELL kungenziwa kuma-liner aveziwe ngesikhathi sokwakhiwa noma kuma-liner amboziwe asevele esebenza, futhi ubukhulu begridi yokuhlola bulungiswa ngokuya ngezinga lokutholwa okufiswayo nosayizi wendawo ephenywayo. Ukuze kube nempumelelo ephezulu, ukuhlola kufanele kwenziwe ngabasebenzi abaqeqeshiwe abaqonda izimiso zikagesi ezihilelekile futhi abakwazi ukuhumusha idatha ye-voltage gradient ngendlela efanele ukuze bahlukanise ukuvuza kwangempela nomsindo wangemuva noma iziphazamiso ezibangelwa izinto zensimbi eziseduze nendawo yokuhlola.

Ngaphezu kwezindlela zikagesi, amasu asuselwa kuma-tracer anikeza elinye ithuluzi elinamandla lokuthola ukuvuza, ikakhulukazi ezimweni lapho ukufinyelela ezinhlangothini zombili zeliner kulinganiselwe noma lapho ukuvuza kutholakala endaweni eyinkimbinkimbi njengakuzungeze lapho amapayipi angena khona noma emiseleni ebekwe nge-geomembrane. Ama-fluorescent dye tracer angafakwa oketshezini ohlangothini olungaphezulu lweliner, futhi amasampula aqoqwa emithonjeni yokuqapha noma ezindaweni zokuqoqa ukungena kwamanzi ahlaziywe ukuze kutholakale ukuthi kukhona yini i-tracer, ukuze kuqinisekiswe nokutholakale indawo yokuvuza. Izindlela zegesi ye-tracer zibandakanya ukufaka igesi engenabuthi njengengxube ye-nitrogen ne-hydrogen noma i-helium esikhaleni esingaphansi kweliner, bese kusetshenziswa umtshina wokuthola igesi ozwela kakhulu phezulu ukuze kutholakale amaphuzu lapho igesi iphuma khona ngokuvuza, okunikeza indawo enembile kakhulu engamakwa ukuze ilungiswe. Ukukhetha phakathi kwezindlela zikagesi neze-tracer kuncike ezintweni ezithile zendawo okubandakanya impahla yeliner, ukujula kokumboza, ukwakheka kwamakhemikhali oketshezi, izidingo zokulawula, kanye nolwazi lwabasebenzi abatholakalayo bokuhlola, kanti amaphrojekthi amaningi amakhulu asebenzisa zombili izindlela ukuze kutholakale ukumbozwa okuphelele. Ezinhlelweni ze-composite geomembrane ezihlanganisa ungqimba lokuvikela lwe-geotextile, izindlela zokuhlola kumele zicabangele ungqimba olwengeziwe, futhi kungadingeka izinqubo ezikhethekile ukuze kuqinisekiswe ukuthi i-geotextile ayiphazamisi umsinga kagesi noma ukuhamba kwe-tracer ukuya endaweni yokuthola. Noma iyiphi indlela ekhethiwe, inhloso ukunikeza indawo enembile yokuvuza evumela ithimba lokulungisa ukuthi linciphise indawo yokuphazamiseka, kwehlise izindleko nesikhathi esidingekayo ukuze kubuyiselwe uhlelo lokugcina ekusebenzeni kwalo okugcwele.

Ngemva kokuthi ukuvuza kutholakale ngokunembile, isigaba sokulungisa siyaqala, futhi indlela ethile esetshenziswayo incike ngosayizi, indawo, kanye nohlobo lwesici, kanye nohlobo lwe-geomembrane material efakiwe esikhungweni. Emgodleni omncane, ukusikwa, nokudabuka okufinyelela kumayintshi ambalwa ubude, ukunamathisela i-patch kuyindlela evame kakhulu futhi elula yokulungisa, ebandakanya ukufaka i-patch eyindilinga noma engunxande yempahla ye-geomembrane ehambisanayo enwebeka okungenani amayintshi amane kuya kwayisithupha ngalé kwesici ngazo zonke izinhlangothi. I-patch inamatheliswa ku-liner engumzali kusetshenziswa i-hot wedge welding, i-extrusion welding, noma i-chemical fusion, kuye ngohlobo lwe-geomembrane material kanye nokufinyeleleka kwendawo yokulungisa, ngendlela ngayinye idinga ukulungiswa okucophelelayo kwendawo ukuze kuqinisekiswe indawo ehlanzekile, eyomile, futhi engenakho ukungcola yokunamathela. Ezindaweni ezinkulu ezilimele noma lapho i-liner material isehlile kakhulu, ingxenye ethintekile ingadinga ukusikwa ngokuphelele futhi ithathelwe indawo ngephaneli entsha eshiselwayo endaweni yayo kusetshenziswa izindlela ezifanayo zokuhlanganisa ezasetshenziswa ngesikhathi sokufakwa kokuqala. Izinsimbi zokuvala zamapayipi (pipe boot seals), eziyizimbangela ezivame kakhulu zokuvuza ngenxa yobunkimbinkimbi be-geometry yokungena kanye nokucindezeleka kokunwebeka ngenxa yokushisa endaweni yokuhlangana, zivame ukudinga izinqubo ezikhethekile zokulungisa ezihlanganisa ukuhlanza indawo yepayipi, ukufaka i-boot assembly entsha, nokuhlola ukuvala nge-vacuum box noma ukuhlola ngomfutho ukuze kuqinisekiswe ubuqotho. Kuzo zonke izimo, izinto zokulungisa kufanele zihambisane nemininingwane ye-liner yokuqala, okuhlanganisa ubukhulu, ukuminyana, kanye ne-additive package, ukuze kuqinisekiswe ukuhambisana kwamakhemikhali kanye nokusebenza kwesikhathi eside okuhlangabezana nezidingo zokusetshenziswa.

Impumelelo yokulungiswa kwanoma iyiphi i-geomembrane incike kakhulu ekhonweni nolwazi lweqembu elilungisayo, kanye nezinyathelo zokulawula ikhwalithi ezisetshenziswayo ngesikhathi sokulungisa ukuze kuqinisekiswe ukuthi umsebenzi uhlangabezana namazinga adingekayo. Ngemva kokuqeda isiqephu noma i-weld, ukulungiswa kufanele kuhlolwe ngezindlela zokuhlola ezingonakalisi njengokuhlola ngebhokisi le-vacuum emifuleni, ukuhlola nge-spark kuma-liners aqhubayo, noma ukuhlola ngomfutho kuma-double-track fusion welds ukuze kuqinisekiswe ukuthi ukubopha kuqhubekile futhi akukho imigodi noma imigudu engadala ukuvuza. Ukuhlola okonakalisayo, okubandakanya ukususwa kwesampula elincane ku-test weld noma emaphethelweni esiqephu ukuze kuhlaziywe elabhorethri amandla e-peel ne-shear, kunikeza isiqiniseko esengeziwe sokuthi ukulungiswa kufinyelela izakhiwo zemishini ezishiwo ohlelweni lokuqinisekisa ikhwalithi yephrojekthi. Ngokulungiswa okubandakanya ama-geomembranes asetshenziswa ezimweni ezibucayi njenge-landfill bottom liners noma i-mining heap leach pads, kuvame ukwelulekwa ukuthi kuqashwe umhloli wekhwalithi ozimele (third-party quality assurance inspector) ukuze abone futhi abhale inqubo yokulungisa, enikeza ukuqinisekiswa okuzimele kokuthi umsebenzi uhambisana nemininingwane yokuklama nezimfuneko zokulawula. Imibhalo kufanele ihlanganise izithombe, imingcele ye-welding, imiphumela yokuhlola, nendawo ngqo yokulungiswa ukuze ukuhlolwa okuzayo nemisebenzi yokunakekela kwakhe phezu kwaleli rekhodi lomlando wesistimu ye-liner. Ngokulandela izinqubo ezimisiwe zokulungisa nokutshala imali ekulawuleni ikhwalithi okuphelele, abaqhubi bezikhungo bangabuyisela umsebenzi wokuquketha wesistimu yabo ye-geomembrane ngesiqiniseko sokuthi indawo elungisiwe izosebenza ngokuthembekile isikhathi esisele sokuphila kwesikhungo.

Uma sekuqediwe ukulungisa futhi kuhlolwe, ukuhlola kwangemva kokulungisa kubalulekile ukuze kuqinisekiswe ukuthi uhlelo lwe-geomembrane lulonke selubuyele ezingeni elihlosiwe lokugcina ukuqina kokuvikela, nokuthi ukulungisa ngokwako akuzange kwethule ubungozi obusha noma kukulimaze izindawo eziseduze zolwelwesi. Ukuhlola okuphelele kakhulu kwangemva kokulungisa ukuhlola kokutholwa kokuvuza kohlelo lonke kusetshenziswa izindlela ezifanayo zikagesi noma ze-tracer ezisetshenziswa ngesikhathi sokuthola indawo yokuvuza, okusetshenziswa kuyo yonke indawo elungisiwe kanye nendawo yokugada enwebeka ngamamitha ambalwa ngale komngcele wokulungisa ukuze kuqinisekiswe ukuthi akukho ukuvuza kwesibili okudalwe ngesikhathi sokulungisa. Lokhu kuhlola kabusha ezingeni lohlelo kunikeza ubufakazi obucacile bokuthi ukulungisa kube nempumelelo nokuthi uhlelo lokuvikela selusebenza futhi njengomgoqo ongenawo amagebhugebhu oqhubekayo okwazi ukuhlangabezana nezidingo zokusebenza zohlelo. Ngaphezu kokuhlola kohlelo lonke, ukuhlola okugxilile kokulungisa okuthile kufanele kwenziwe kusetshenziswa ukuhlola kwe-vacuum box kwamapheshana nemithungo, noma ukuhlola kwe-spark kuma-geomembrane aqhubayo, ukuze kuqinisekiswe ubuqotho bokubopha phakathi kwento yokulungisa nolwelwesi olungumzali. Inqubo yokuhlola yangemva kokulungisa kufanele ihlanganise inqubo ebhaliwe echaza izindlela zokuhlola, imibandela yokwamukela, nezidingo zokubhala, nayo yonke imiphumela irekhodwe kumarekhodi okugcina esikhungo ukuze isetshenziswe esikhathini esizayo futhi ibuyekezwe ngabaphathi bomthetho. Uma ukuhlola kwangemva kokulungisa kuveza ukushoda, ukulungisa kufanele kuhlolwe kabusha futhi kulungiswe ngaphambi kokuba uhlelo lubuyiselwe emsebenzini, futhi umjikelezo wokuhlola kabusha uphindwe kuze kufezwe imibandela yokwamukela.

Ngaphezu kokuqinisekiswa kwangemva kokulungiswa ngokushesha, abaqhubi bezikhungo kufanele bahlele ukuqapha okuqhubekayo ngemva kokulungiswa ukuze baqinisekise ukuthi uhlelo lokugudluza luhlala lusesimweni esihle ngokuhamba kwesikhathi nokuthi akukho ukuvuza okusha okuthuthuka endaweni elungisiwe noma kwenye indawo ohlelweni lwe-liner. Kufanele kusungulwe uhlelo lokuhlola kabusha, kanti ukuhlolwa kokulandela kokuqala kufanele kwenzeke phakathi nenyanga yokuqala ngemva kokulungiswa ukuze kutholakale izimpawu zakuqala zokwehluleka ngenkathi uhlelo lusaqaphelwa, kulandelwe ukuhlolwa kweminyaka emine nokonyaka okuhambisana nekhalenda lokugcina lesikhungo. Ngesikhathi kwalokhu kuhlola okulandelayo, abaqhubi kufanele banake kakhulu indawo elungisiwe, babheke izimpawu zokwehluleka kokunamathela njengokuhlukaniswa kwezingqimba, ukuqhamuka kwamabhamuza, noma ubufakazi bokuthi i-patch noma i-weld iyadabuka kusuka ku-liner yomzali ngaphansi kwengcindezi ye-hydraulic. Ukuqapha kokulinganisela kwamanzi kufanele kuqhubeke ngemva kokulungiswa, futhi imiphumela kufanele iqhathaniswe nesisekelo sangaphambi kokulungiswa ukuze kuqinisekiswe ukuthi ukulahleka koketshezi okungachazwanga kususiwe nokuthi ukusebenza kwe-hydraulic kohlelo kubuyele emazingeni avamile. Ezikhungweni ezincike ohlelweni lwazo lwe-geomembrane ukuze zihambisane nemithethonqubo, imibhalo yokuhlola yangemva kokulungiswa isebenza njengobufakazi obubalulekile bokuthi umqhubi uthathe isinyathelo esisheshayo nesisebenzayo ukubhekana nenkinga yokugudluza, okungaba yinto ebalulekile ekugcineni ubudlelwano obuhle nezinhlangano eziqapha ezemvelo. Ngokuzibophezela ekuhloleni okuqinile kwangemva kokulungiswa nokuqapha okuqhubekayo, abaphathi bezikhungo babonisa indlela esebenzayo yokunakekela uhlelo lokugudluza evikela kokubili imvelo nokusimama kwesikhathi eside kwemisebenzi yabo.

Ukuvimbela ukuvuza kwe-geomembrane ngaphambi kokuba kwenzeke kuhlala kungabizi kakhulu kunokukuthola nokukulungisa ngemuva kokuba sekuvele kwenzekile, futhi uhlelo lokunakekela oluhleliwe lokuvimbela lungandisa kakhulu impilo yesevisi yohlelo lokugcina amanzi ngenkathi lunciphisa ubungozi bezehlakalo zemvelo. Isisekelo sanoma yiluphi uhlelo lokuvimbela ukufakwa okufanele ngabasebenzi abaqeqeshiwe abalandela izincomo zomkhiqizi namazinga omkhakha, okuhlanganisa nencazelo ye-GRI GM13 yama-HDPE geomembrane ebeka amazinga ezinto zokwakha nezinqubo zokuhlola. Ukuhlolwa okuvamile kufanele kwenziwe ngezikhathi ezifanele ubungozi besikhungo, kanti ukuhlolwa okuvamisile kwenziwe ezinhlelweni eziqukethe izinto eziyingozi noma ezisebenza ngaphansi kwengcindezi ephezulu yamanzi ekhulisa amandla okungena kwamanzi ngoba kunoma yiliphi iphutha elingavela. Ukuphathwa kwezitshalo kuyisici esivame ukunganakwa ekunakekelweni kwe-geomembrane, ngoba izitshalo ezinezimpande ezijulile zingangena ezintweni zokufulela futhi zenze izindlela zokugeleza okunzima ukuzithola nokuzilungisa uma sezisunguliwe, ngakho abasebenzi kufanele bagcine indawo engenazitshalo ezungeze umngcele wezindawo ezifulelwe. Izinto zokumboza, okuhlanganisa izingqimba zokuvikela ze-geotextile nezimbozo zomhlabathi, kufanele zihlolwe futhi zigcinwe ukuze kuqinisekiswe ukuthi ziyaqhubeka nokunikeza ukuvikelwa okuhloswe kukho ekonakaleni kwe-UV, ukulimala ngokomzimba, nokushintshashintsha kokushisa okungasheshisa ukuguga kwe-geomembrane engaphansi. Ngokuhlanganisa lezi zinyathelo zokuvimbela ohlelweni olubanzi lokunakekela, abasebenzi bezikhungo banganciphisa imvamisa nobukhulu bokuvuza, bathuthukise inzuzo yokutshalwa kwezimali kwe-geomembrane, futhi babonise ukunakekela imvelo okunesibopho kubalawuli nomphakathi ozungezile.

Ngaphezu kokunakekelwa okuvamile, abaqhubi bezikhungo kufanele batshale imali ekuqeqesheni nasekuthuthukiseni amakhono abasebenzi abaphethe ukuhlolwa nokulungiswa kwe-geomembrane, baqinisekise ukuthi banolwazi namakhono adingekayo ukuze babone izinkinga ezingaba khona ngaphambi kokuba zibe izinkinga ezinkulu. Ukuqeqeshwa okusebenzayo ngezindlela zokuhlola ngamehlo, ukubalwa kokulinganisela kwamanzi, nezinqubo eziyisisekelo zokulungisa kunganika amandla abasebenzi basendaweni ukuthi babhekane nezinkinga ezincane ngokushesha ngaphandle kokulinda osonkontileka bangaphandle, kunciphisa isikhathi sokuphumula nezindleko zokulungisa. Ngemisebenzi eyinkimbinkimbi kakhulu efana nokuhlola izindawo zokuvuza kagesi nokulungisa okukhulu ngokushisela, kuhlakaniphile ukugcina ubudlelwano nosonkontileka abakhethekile abanemishini nolwazi lokwenza lezi zinsiza ngempumelelo nangokuvumelana namazinga omkhakha. Amarekhodi azo zonke izinhlolo, imisebenzi yokunakekela, nokulungiswa kufanele agcinwe kusizindalwazi esimaphakathi esivumela abaqhubi ukuthi balandele umlando wohlelo lwe-liner futhi babone amaphethini angakhombisa izinkinga eziyisisekelo ezidinga izixazululo eziyisisekelo. Ukusebenzisana nomkhiqizi we-geomembrane onolwazi ekuqaleni kwesigaba sokuklama iphrojekthi nakho kunganikeza imininingwane ebalulekile mayelana nokukhethwa kwezinto, izinqubo ezing кращий zokufaka, namasu okunakekela esikhathi eside aklanyelwe izidingo ezithile zokusetshenziswa. Ngokuhlanganisa ukunakekela okuvimbelayo okuqinile nokuzibophezela ekufundeni nasekuthuthukiseni okuqhubekayo, abaqhubi bezikhungo bangafinyelela amazinga aphezulu kakhulu okusebenza nokwethembeka kohlelo lokuqukethwe.

Nakuba izici eziningi zokutholwa kokuvuza kwe-geomembrane nokulungiswa zingaphathwa abasebenzi bangaphakathi abaqeqeshwe kahle, kunezimo lapho ukubonisana nonjiniyela we-geosynthetic ochwepheshile noma usonkontileka abakhethekile kungagqugquzelwa nje kuphela kodwa kubalulekile ekuqinisekiseni ubuqotho bohlelo lokugcina nokuthobela izidingo zokulawula. Izimo eziyinkimbinkimbi zokuvuza ezibandakanya izindawo ezinkulu, izindawo eziningi ezingaba nezinkinga, noma izimo eziyinselele zesiza ezifana nokumbozwa okujulile noma ukufinyelela okulinganiselwe zivame ukudinga ubuchwepheshe nemishini ekhethekile enganikezwa abachwepheshe abanokuhlangenwe nakho kuphela ukuze kutholakale imiphumela ethembekile. Lapho ukuhlaziywa kwebhalansi yamanzi kuveza imiphumela engacacile noma lapho izinhlolovo zokuthola indawo yokuvuza kagesi zibonisa okungajwayelekile okunzima ukukuhumusha, umbono wesibili ovela kuchwepheshe ozimele ungasiza ukugwema ukuxilongwa okungalungile okubizayo okungaholela ekumbiweni okungadingekile, noma ngokuphambene, kuvumele ukuvuza kwangempela kuqhubeke kungabonwa. Ezikhungweni ezisebenza ngaphansi kwezimvume eziqinile zemvelo ezidinga ukuqinisekiswa kwenkampani yezwe yesithathu yobuqotho be-liner, ukubandakanyeka kochwepheshe kuyisidingo sokulawula kunokuba ukukhetha, futhi abaqhubi kufanele bahlanganyele nezinkampani eziqeqeshiwe kusenesikhathi enqubweni ukuze baqinisekise ukuthobela wonke amazinga asebenzayo nezidingo zokubika. Izindleko zezinsiza zobuchwepheshe ngokuvamile zincane uma ziqhathaniswa nesikweletu esingaba khona esihambisana nokuvuza kwe-geomembrane okungabonwa noma okungalungiswanga kahle, okwenza ukubonisana nochwepheshe kube ukutshalwa kwezimali okuhlakaniphile ekuphathweni kwezingozi nasekuthuleni kwengqondo kokusebenza. Ekugcineni, inhloso yanoma yiluphi uhlelo lokuphatha i-geomembrane ukuvikela imvelo, ukuvikela impilo yomphakathi, nokulondoloza ukusebenza kwesikhungo sokugcina, futhi ukufeza leyo nhloso kudinga indlela elinganiselayo ehlanganisa amakhono angaphakathi nokufinyelela ebuchwephesheni bangaphandle lapho isimo sikudinga.

Uma kukhethwa uzakwethu ochwepheshe wezinsizakalo zokuthola nokulungisa ukuvuza kwe-geomembrane, abaqhubi bezikhungo kufanele babheke izinkampani ezinomlando oqinisekisiwe emkhakheni wazo othile wezimboni, kungakhathaliseki ukuthi ukugcinwa kwemfucuza, imisebenzi yezimayini, ukugcinwa koketshezi lwezimboni, noma ukuphathwa kwamanzi angcolile. Ochwepheshe abanokuhlangenwe nakho baletha nje kuphela ubuchwepheshe bezobuchwepheshe kodwa nolwazi ngezimo zokulawula kanye nekhono lokulungisa imibhalo ehlangabezana nezidingo zezikhungo eziqondisa ukulawulwa kwemvelo ukuze kutholakale izimvume nokuqinisekiswa kokuthotshelwa kwemithetho. Izinkampani ezinjengeGeofantex Geosynthetics, umkhiqizi ohamba phambili we-geomembrane nomhlinzeki wezixazululo eziphelele ze-geosynthetic kusukela ngo-2014, ziyisibonelo sohlobo lozakwethu bezimboni onganikeza kokubili izinto zokwakha ezisezingeni eliphezulu kanye nokusekelwa kwezobuchwepheshe okudingekayo ukuze izinhlelo zokugcina ziqhubeke zisebenza kahle kakhulu. Noma ngabe udinga usizo ekukhetheni kokuqala kwe-composite geomembrane yephrojekthi entsha, isiqondiso ekuhlanganiseni izingxenye ze-geomembrane ne-geotextile ukuze kutholakale idizayini ehamba kahle yesistimu, noma izinsizakalo zokulungisa ezingochwepheshe zokufakwa okukhona, ukusebenza nomhlinzeki osunguliwe kuqinisekisa ukufinyelela ezintweni ezintsha zakamuva zomkhiqizo kanye namasu afakazelwe ensimini. Ukutshalwa kwezimali ekuboniswaneni ngochwepheshe kubuyiselwa ngokushesha ngokunciphisa ubungozi boku vuza, ukwelula impilo yensiza yokugcina, kanye nokuzethemba okuza nokwazi ukuthi isistimu yakho yokugcina ihlangabezana namazinga aphezulu kakhulu okusebenza nokwethembeka. Ngokuthatha indlela esebenzayo nenolwazi ekuphathweni kwe-geomembrane nokwazi ukuthi kufanele ubize usizo lochwepheshe nini, abaqhubi bezikhungo bangavikela izimpahla zabo, idumela labo, kanye nemvelo iminyaka eminingi ezayo.