Ukuqiniswa kwe-geosynthetic kuyindlela ebalulekile yokuzinza komhlaba esetshenziswa ukuze kuthuthukiswe amandla okuphatha nokuzinza kwezendlalelo zomhlaba kumaphrojekthi wezimpande ezijulile nasemisebenzini yomhlaba. Le ndlela ihilela ukusatshalaliswa kwempahla ebhalwe phansi njengama-geogrids, ama-geotextiles, ama-geocells, kanye nama-geomembranes ngaphakathi kwezakhi zesihlabathi ukuze kuthuthukiswe ukusatshalaliswa komthwalo, kuncishiswe ukuwa, futhi kuvinjwe ukuhamba komhlaba ngokujula. Ukusetshenziswa kwe-geosynthetics kuphendula ezintweni ezithile eziphukile zomhlaba wemvelo, ikakhulukazi ezindaweni ezinomhlaba ophansi, ama-clays ansimbi, noma izinto zebhande ezilula ezingakwazi ukujabulisa amandla aphakeme adingekayo. Ngokuqinisa umxube womhlaba, lezi zimpahla zakha uhlelo lwezinto ezihlanganisiwe olukhulisa kakhulu amandla okuphatha kanye nekhwalithi yesakhiwo somhlaba, okwenza kube nezindleko eziphansi ukuba kwakhiwe ezindaweni ezazingafaneleki kahle noma ezinzima. Ukusebenzisana kokuqiniswa kwe-geosynthetic kuhilela izindlela eziningi ezikhethekile ezakhelwe izimo zomhlaba ezithile zephrojekthi kanye nezidingo zesakhiwo. Ama-geotextiles asebenza njengemizila yokuhlukanisa nokuqinisekiswa, avimbela ukuhamba komhlaba okuncane ngenkathi kugcinwa ukuqina kwamanzi. Ama-geogrids, anombono wendawo ovulekile, anikeza ukuqina komhlaba okuqondile ngokuvimbela ukuhamba komhlaba ngokujula nokusabalalisa imithwalo egxilile ezindawana ezibanzi zomhlaba. Ama-geocells asebenza njengohlelo oluncane lwezinto ezintathu ezivimbela ukuhlanganiswa kwezinto kanye nokuhamba komhlaba, okuhlanganisa kahle ekwakhiweni kwe-emankment nasekuphakanyeni izimpande ezinzima. Ukukhethwa kwefomu lempahla, usayizi we-aperture, amandla okudonsa, kanye nobude bokufaka kuncike ekuhlaziyweni kwemekhanika yomhlaba, izimo zomthwalo ezilindelekile, kanye nezimo zemvelo. Imishini evamile esetshenziswa ifaka ama-vibro-compactors kanye nama-plate compactors ukuze kuqinisekiswe ukufakwa kahle nokuhlanganiswa kwemithwalo phezu kwezendlalelo ze-geosynthetic, kanye ne-cranes ezihambayo kanye nezihambisi zokufaka izinto ezindaweni zomhlaba. Ukuqiniswa kwe-geosynthetic kufakwa ezimeni ezahlukene ze-geotechnical lapho ukuthuthukiswa komhlaba okujwayelekile kutholakala kungenanele noma kuphansi kwezindleko. Kumaphrojekthi wezimpande ezijulile, lezi zimpahla zisetshenziselwa ngaphansi kwezindonga ze-pile namafutha asabalalayo ukuze kuthuthukiswe ukusatshalaliswa komthwalo futhi kuncishiswe ukuwa okuhlukeneyo. Ekukhiqizeni i-emankment phezu kwemithombo ethambile, ama-geogrids anikeza ukusiza okuqhakazile kanye nezinga, kunciphisa ingozi yokwehlisa ukuhlala nokwenziwa kwemisebenzi ye-emankment. Ukuqina komgwaqo nokuvikela imizila ye-railway kudlula kakhulu ezindleleni ezihambelanayo ze-geotextile-geogrid ezihlukanisa izinto zomgwaqo, ziqhubekisela phambili imithwalo ye-wheels, futhi zwandise impilo yokusebenza ye-pavement. Ukuqiniswa kwezindlebe kanye nokuvikela emiphakathini kuvuna ama-geocells kanye nama-geotextiles ukuqinisa iziQhingi eziphakeme futhi kuvinjeze ukuhamba kombhobho. Ngaphezu kwalokho, izixazululo ze-geosynthetic ziphendula ukuthuthukiswa komhlaba ezindaweni ezibhekelela ukudilizwa, ezinamandla aphansi, kanye nezimo zomhlaba eziyinkinga lapho izindlela ezijwayelekile zezimfundamakhwela zibhekana nezinkinga, kugcina kwehlisiwe izindleko zephrojekthi nomthelela wemvelo ngenkathi kuthuthukiswa ukusebenza kwesakhiwo eside nokuphepha.
Ukufakwa kwe-geogrid kukhombisa indlela ebalulekile yokwakha umhlabathi futhi kusetshenziswa emkhakheni wezehlakalo zeklayenti, ikakhulukazi ekuthuthukiseni ukujikeleza komhlaba emaphrojekthini lapho izimo zokwakha kudingeka ukuphuculwa kokuphathwa kokukhwezela. I-geogrids yizinto ezinamandla ezithuthukisiwe ezenzelwe ukub strengthens soil ngokwakha uhlaka oluhlanganisiwe oluphakamisela izilayidi ezinde emakhoneni amakhulu futhi kunciphise kakhulu izisindo zomhlabathi kanye nokunyakaza okuphakathi. Lezi zinto ziqukethe amabhodi aqinile noma ama-composite grids axhumene neziqukathi zomhlaba, akha uhlelo oluhlanganisiwe olukhulisa ikhono lokuphathwa nokulawula ukwehluka kokuhlala—okubalulekile lapho preparing izigaba zokwakha ezinzima ezifana nezigila eziyigobho, ukufaka imishini yokubomba, kanye nezinhlelo zokwakha ezijulile. Ukukhethwa kwehlobo lwe-geogrid kuncike kuzimo zomhlaba ezithile, kuhlanganise nokuhlukaniswa komhlabathi, okuqukethwe kwamanzi, nezidingo zokuphucula, kanye nesilinganiso esilindelekile sokuthwala ngamaphrojekthi wokwakha nemishini yokwakha. Ezimweni zokwakha ezinjulunkulu nezokuthuthukiswa komhlaba, ukufakwa kwe-geogrid ngokuvamile kulandela izinqubo ezikhethekile ezihambisana nezimo zomhlaba zom helyelanga ezithile. Le nqubo ibandakanya ukuhlola ngokuphelele indawo, ukuhlolwa komhlabathi, kanye nokuhlaziywa kokwakha ukuze kuthiwe izicelo ze-geogrid ezifanele, kuhlanganise namandla okukhucululwa, ubukhulu begubhu, futhi nokujula kokufaka. Ukufakwa kudinga ukulungiswa kahle kwendawo yomhlabathi esedlule, kuhlanganise nokucindezela nokulinganisa, kulandela ukufakwa kwe-geogrid ezindaweni ezicala—ngokuvamile phakathi kwezisekelo ezisefudumele namahlamvu ajulile, noma njengengxenye yokugcinwa komhlaba phansi kwemishini eyindlunkulu yezigila ezinkulu nemishini yokubomba. Izingxenye ezihlanganisiwe ziqiniswa ngaphezulu kwezinye izindlela zomhlabathi, zicutshungulwa ngokwespecification zisebenzisa izitsha zokucindezela izivunguvungu kanye nemishini ebulalayo. Izimiso zokufaka zanamuhla zivame ukuxuba ama-geogrids nezinye izindlela zokuthuthukiswa komhlaba njengezokubeka umhlabathi, ukujoliswa kwezakhi, noma ukuphuculwa okujwayelekile ukuze kuzuzwe imiphumela ephelele ezimweni zomhlaba ezinzima. Ama-geogrids abe namandla kakhulu ekuxazululeni izinselelo ezijwayelekile zokwakha ezifana nezinkinga zokuphathwa kwekhono, amandla okuphakazela angazelelwe, kanye nezinkinga zokuzinza komhlaba emhlabathini soft cohesive, ukuvisisa izinto ezijulile, nezimo zomhlaba ezishintshashintsha. Izicelo zifaka phakathi ukuqinisa izisekelo ezincane, ukuvuselelwa kwezigqugquzela, ukwesekwa kwesakhiwo sokugcina, nokulungiselela umhlaba ukuze kube nezinsiza eziphakathi ezifaka imishini ye-crane nezinkundla zemishini eziyisisekelo ekwakheni izisekelo ezijulile. Le teknoloji ifanelekile emizileni yasemadolobheni lapho izikhala ezithize kanye nezakhiwo ezikuvaliwe zidinga ukulawula ukuhamba nokunciphisa ukuhamba komhlaba. Ukuhlolwa kokusebenza ngokusebenzisa amaphaneli okuhlangana, ama-inclinometers, kanye nama-piezometers kuqinisekisa ukusebenza kwe-geogrid futhi kuqinisa izicwangciso zokwakha phakathi nenqubo yokwakha, kwenza ukuba onjiniyela bathole imininingwane eyinhloko yokuziphatha komhlaba kanye nokusebenza kwazo ngaphansi kwezimo zokuthwala ezibhekene nezisebenzi ezinzima zokwakha.
I-Geotextiles imele isigaba esibalulekile samathuluzi e-geosynthetic akhiwe ukuze kuthuthukiswe ukuzinza komhlaba, kuqinisiwe izimo zendawo, futhi kuthuthukiswe ukusebenza kwezimiso ezifana nezindonga ezijulile nezokuhlanza. Lezi zimpahla ezisemqoka, ngokuvamile ziqukethe i-polypropylene noma i-polyester, zisebenza emisebenzini ehlukahlukene yokwakhiwa komhlaba okubandakanya ukuhlunga, ukuhamba kwamanzi, ukusabalalisa, nokuqinisa umhlabathi ongazinzile. Ngaphakathi kwesimo senzuzo evulekile, i-geotextiles ibalulekile ekuphatheni ukuhamba kwamanzi ezindaweni zokufaka amapali, ukuvimbela ukuhamba komhlaba kwi-sistimu yokuhlanza, nokusabalalisa umthwalo ngokulinganayo ezindaweni ze-subgrade. Ukufakwa kwezixazululo ze-geotextile emisebenzini yokulungiselela umhlaba kunciphisa kakhulu ingozi yokuhlala futhi kanda isikhathi sokuphila kwemigqa yokusekela. Ukufakwa kwe-geotextiles kumaphrojekthi wezinsizakusebenza kudinga imishini ethile kanye nesipiliyoni esihambisana nezimo zomhlaba ezithile kanye ne-hydrology engaphansi. Imishini esindayo efana nama-vibratory rollers, ama-plate compactors, kanye nemishini yokuhlanza isetshenziselwa ukufaka imigqa ye-geotextile ngenhlekelele kanye nokuhlelwa ngokucacile, kuqinisekisa ukuxhumana okujwayelekile phakathi kwempahla ethile nomhlaba ongaphansi. Emisebenzini yokuzinza, i-geotextiles ivamise ukuhlanganiswa nezinqubo zokuthuthukisa umhlaba ezihlanganisa ama-agent okuqinisa umhlabathi, ukwelashwa kwe-lime, noma izithasiselo eziphathelene ne-cement ukuze kwakhiwe izinhlelo zokuqinisa ezihlanganisiwe. Ukukhetha iz_specification ezinhle ze-geotextile—okuhlanganisa amandla okuxhapha, izinga lokwandiswa, ukumelana nokunpukane, kanye nezici zokuhlunga—kuncike ekuhlolweni okuphelele kwe-geotechnical nasemiphumeleni yokuhlola umhlaba ukuze kuqondwe amandla okuthwala, ukuziphatha kokuhlanganiswa, nezidingo zokuhanjiswa kwamanzi zendawo. Izicelo ze-geotextile ziqhuba izimo ezihlukahlukene zomhlaba ezihlangabezana nezindonga ezijulile, kusukela kumhlaba oshubile nemihlezi edinga ukwesekwa okwengeziwe kwedelamanja kuze kube kudlula izinsiza ezisetshenziswa emhlabeni. Kumaphrojekthi e-piling, i-geotextiles yokwahlukanisa ivimbela izingcezu ezincane zomhlaba ekonakaleni ezindaweni ezikhulu zokuhlanza ezizungeze ama-shaft amapali, ngenkathi izingxenye ze-geotextile ezinamandla zixhasa ngempumelelo imithombo futhi ziphikisa ukucindezelwa komhlaba ngenkathi kuhamba. Izimo zemvelo ezifaka phakathi amazinga amanzi angaphansi, umhlabathi ophatheka nhlobo, nezindawo zasemanzini zidinga ukucaciswa kwezimpahla ze-geotextile ezifanele futhi kwesinye isikhathi izinyathelo zokuvikela ezengeziwe. Abakhiqizi bezithuthukisi zomhlaba kanye nezinkampani zokwakha izinsizakusebenza basebenzisa i-geotextiles njengezinketho ezingabizi kunezindlela ezijwayelekile zokuzinza, beshaya izixazululo ezikahle ngaphandle kokwandisa izikhathi zephrojekthi noma izindleko zokuhamba kwemishini. Imakethe ye-geotextile ngaphakathi kwe-injini yokwakha izinsizakusebenza iyaqhubeka nokwandisa njengoba izindinganiso zokwakha ziqhubeka zidinga ukusebenza kangcono komhlaba kanye nokuzinzile kwezomnotho. I-geotextiles zanamuhla zifaka izinzuzo ezilinganekayo ekwehliseni ukuhlinzwa okuhlangene, ukukhipha ukudabula ezindaweni zokuhlanza, kanye nokuphathwa kokuhlanza ezindaweni ezinomjaho urban. Abakhiqizi abahileleke emsebenzini wezindonga ezijulile baziqonda i-geotextile reinforcement njengensiza ebalulekile yokufeza izincazelo zokwakha ezimeni ezinzima, ikakhulukazi lapho izimpawu zomhlaba zendabuko zisehla ngaphansi kwezidingo zephrojekthi noma lapho ukuphathwa kwamanzi kuveza ubunzima ekusebenzeni. Ukufakwa kwe-geotextile okuphumelelayo kusekelwa ekuxhumaneni phakathi kwabakhi bezinsizakusebenza, abakhiqizi bemishini, kanye nezazi ze-geotechnical ukuze kuqinisekiswe ukufakwa okufanele, ukuguquka, nokuhlanganiswa nezinye izingxenye zokuzinza zomhlaba kanye nezinsiza zokwakha.
Ukuqiniswa komhlaba nge-geocell kumelwe kukhombise indlela ebalulekile yokufaka ubuchwepheshe bokwenziwa kumphakathi womhlaba ezinsizakalweni zokwakha ezinzulu zomhlaba nobuchwepheshe bokuthuthukisa umhlaba. Amagecelo e-geocell ayizinhlelo zokugcina ezinomumo ezakhiwe ngopoli ethile ebanzi (HDPE) noma okunokuhlangana kanyekanye okuhlangene, okwakhiwe ngendlela ye-honeycomb ebanzi evumela ukuthi kube nezikhala ezifakwe umhlaba ezingama-individual. Lapho ehlangene emhlabeni ohlukeneyo noma ezindaweni zomhlaba ezibuthakathaka, lezi zinhlelo zezicabha zandisa kakhulu ukuvalwa kobuningi bomhlaba, zicashe izindlala ngempumelelo ezinhlelweni zezakhiwo, futhi zandisa kahle ukuxhaphaza komhlaba onobandlululo noma ongaqinisekile. Inqubo yokufaka i-geocell ifaka phakathi ukulungiselela indawo, ukuma ngokuqondile kwensiza ye-geocell evuleke ngokuphelele, kanye nokugcwaliswa ngezinto ezikhethwe ziegwinyoli noma umhlaba owenziwe ngempela odinga ukuhlangenwe nakho kwemisebenzi. Le ndlela yokufaka ibonakala ikhethekile ezinhlelweni lapho izindlela ezingajwayelekile zokwakha ezinzulu zingabiza kahle noma zibe nezinkinga zokwakha, inokuhlinzeka ngezixazululo eziguquguqukayo ekwakheni okwakhiwe kwemikhakha ejwayelekile yokwalipha noma ezinhlelweni ezimfushane zokwelashwa komhlaba. Ukubekwa kwe-geocells kuhlangabezana nezimo ezihlukahlukene zomhlaba okuhlanganisa izinsizwa ezisondelene, amagalelo e-granular, umhlaba omkhulu, nakho konke okukhona, okwenza le ndlela yokwakha imhlaba ibe nekhono eliphakeme kumqondo wokwakha kwezobunjiniyela. Izidingo zamathuluzi okufaka i-geocell zihlala zilinganiselwe kakhulu uma ziqhathaniswa nezinqubo zokwakha ezinzulu, amathuluzi wokumba ajwayelekile, amathuluzi wokusabalalisa, kanye namathuluzi okucindezela avame ukuvuma ukufana kokusebenza kahle. Imikhakha ye-geocell ibalulekile ezinhlelweni zokuthuthuka umhlaba, idinga amathuluzi njengesithombe se-GPS ukuze kuhlangabezwane kahle kwe-cel, izilayidi ezihambayo noma izinsiza zokumba ukuze kubekwe umhlaba, kanye nezinsiza zokucindezela ezihlakazayo noma ezibhalakalayo ukuze kwakhiwe umphumela omuhle wokuphuculayo. Ukuhlola izimo zomhlaba kuba mkhulu ukuze kudalwe i-geocell efanele, kudinga ukuhlola okujule endaweni ukuze kuhlolwe izimo zomhlaba, ukuxhaphaza okukhona, ukusindiswa kokukhukhumala, nezimo zomhlaba ezithinta indlela yokufaka nokuphumelela kwemiphumela. Izicelo zokwakha komhlaba nge-geocell zifaka izinselelo eziningi zezakhiwo ezihlanganisa ukuqiniswa kwengqalasizinda ngaphansi kwezinhlelo, ukwakhiwa kwamagquma, ukuthuthukiswa kokuxhaphaza komhlaba ezindaweni zokumisa amathuluzi, nokuxhasa izinhlelo ezikhethekile zokwakha emhlabeni onobandlululo. Phakathi kwezinhlelo zokwakhiwa ezinzulu, ama-geocells ahlanganisa kahle nezinye izindlela zokuthuthukisa umhlaba—asebenza eduze kwezinsiza zokwakha, amakholomu alala ngokumelene, ukuhlanganiswa kwezinsiza ezibhakabhakayo, noma ukusabalalisa izinto ezinamandla aphansi ukugcina ukusebenza kahle komhlaba jikelele. Le ndlela yokugcina izicabha ikhipha izinguquko ezibalulekile ekuphileni kwesakhiwo, ukungena ezingxenyeni zomhlaba ezibanzi, ukunciphisa izikhala zokuhamba, kanye nokwandisa isikhathi sokuphila kwezinhlelo zokwakha. Le ndlela yokuthuthukisa umhlaba ibonakala ikhokha izindleko eziphansi ezinhlelweni zokwakha ezihlanganisa ama-profiles omhlaba ahlukene, izinqe eziyinsakavukela, noma izimo ezidinga ukwenziwa ngokushesha ngaphandle kokuhwamuka okuningi noma izinqubo zokuhlola ezivamile ezihambisana nezinqubo zokwakha ezinzulu.
Izigaba zokulawula ukukhukhula zimele isixazululo esibalulekile sokuphucula i-geosynthetic phakathi kwezinhlelo zokuzinza komhlaba, eziklanyelwe ukuvimbela ukulahleka komhlabathi, ukuvuselela ubuphakanyiswa, nokuvikela izinto ezisemqoka phansi ngesikhathi sokwakhiwa kwezinhlaka ezijulile nezindawo zokufaka iziqhingi. Lezi zinhlelo zokwakha ezingangeni amandla amanzi, noma ezincane, zisebenza ngokunciphisa ijubane lokugeleza kwamanzi, ziqhube amandla okukhukhula, futhi zigcine ukuhlanganiswa kwezithako zomhlabathi ezindaweni ezinamandla. Emkhakheni wezobunjiniyela bezisekelo ezijulile, ama-mat okulawula ukukhukhula adlala indima ebalulekile ngesikhathi sokumba, sokukhipha amanzi, kanye nezinyathelo zokulungiselela umhlaba, lapho imhlabathi exhumene ibhekana nezingcuphe ezinkulu zokukhukhula ngenxa yokuhamba kwamanzi emhlabeni, ukunyakaza kwamanzi aphansi, kanye nezithuthi zokwakha. Ukusetshenziswa kwamamathayi okulawula ukukhukhula eziphakanyisweni ezimaphakathi nezindawo ezikhorwejwe ngokubhoboza, ngaphansi kwemidwebo yeziqhingi, nasemaphethelweni okumba kwe-caisson kuvimba ukudlula kwe-sediment ezinqwabeleni zezakhiwo ngenkathi kugcinwa ukuzinza komhlaba futhi kunciphise ukuphinda kwenziwe kabusha okukhokhelwa futhi izinkinga zokuhambisana nezemvelo. Ukufakwa nokukhetha ama-mat okulawula ukukhukhula kudinga ukuhlolwa ngokucophelela kwezimo ezithile zendawo, kuhlanganise nokuhlukaniswa komhlabathi, ukuphakama kwephakanyiswa, izinga lokuhamba kwamanzi elilindelekile, kanye nezindlela zokwakha. Abakhiqizi kufanele bacabangele ukuhlela kwezithako zomhlabathi ukuze bathole izpecifications ezifanele zokuvula amalunga, njengoba ukuvuleka okuncane kunciphisa ukugeleza nokusebenza kahle kokukhipha amanzi, kuyilapho ukuvuleka okukhulu kwenza i-erosion resistance ingasebenzi. Izikhumba zokulawula ukukhukhula zesikhashana, ezijwayelekile zihlala zenziwe nge-polypropylene engafakwanga noma i-polyester, zisebenza kahle ezindabeni zokwakha zokwakha zezakhiwo ezihamba kancane futhi zingasuswa kalula ngemuva kokuzinza. Izinhlelo ze-geotextile eziphathelekile, eziklanyelwe ukusebenza isikhathi eside ekuzinziseni ubuphakanyiswa nasekuphatheni ukuvikelwa, zifaka izilinganiso eziphezulu zokuqina nezakhiwo ezivikeleke ku-UV. Ukukhetha phakathi kwe-engilizi yokulawula ukukhukhula, ama-mat okuvuselela uthuli, kanye nama-geotextiles athosiwe noma anga-thosiwe kuncike esikhathini sephrojekthi, ezimweni zemvelo, izidingo zokugcina, kanye nezinhlinzeko zokuhambisana eziphathelene nokuphathwa kwe-sediment kanye namanzi enkomo. Ukusetshenziswa kwezinsiza kanye nezindlela zokufakwa kwamamathayi okulawula ukukhukhula kuhlanganisa kahle nezikhawuko zokwakha ezijulile. Izinhlelo zokunamathela ezisebenzisa izimbobo, ama-pins, noma i-adhesive bonding zibopha ama-mat ukuze avikelekile ekuvalweni kukamanzi, umoya, nezimpempe ezivamile ezindaweni zokwakha ezisebenzayo. Ukufakwa kwe-geotextile ngaphansi kwezindawo zokuchotshozela amanzi nokuhlanza izinhlelo phakathi kwezinhlelo zokukhipha amanzi ezikhonjiwe kuvimba ukuhamba kwezinto ezincane ngenkathi kugcinwa ukugeleza okufanele kokuphatha amanzi aphansi. Izinsiza ezikhethekile ezijolise ekubekeni ama-mat, ama-roller aqinisa, nezinsizwa zokunamathela zenza kube lula izinqubo zokufakwa futhi ziqinisekise ukufaka okuhlelekile emaphrojeni amakhulu ezisekelo. Ngemigomo emikhulu yomhlaba edinga amarock efrakthiwe, imhlabathi ewumngcingo, noma izindawo ezibucayi zokuhamba kwe-sip, abanjiniyela bahlola izinhlelo ze-composite mat ezihlanganisa ukusebenza kokulawula ukukhukhula nokufaka umthwalo wezicelo zokuhamba okuphelile ezindaweni zokwakha zeziqhingi. Imvelo yokulawula ikhulisa ngokushesha izinyathelo zokulawula ukukhukhula nokuhlanganiswa kwemayela ezindaweni zokwakha, okwenza ama-mat okulawula ukukhukhula abe izincazelo ezijwayelekile phakathi kwezivumelwano zokwakha ezijolise ezisekelweni. Ngaphezu kokuhambisana, ama-mat anciphisa ukubambezeleka kwephrojekthi okubangelwa ukulimala kokukhukhula, avikelekile ezakhiweni ezikhehliwe kokuphuma, futhi anciphisa ukuphinda kwenziwe kabusha okukhokhelwa emhlabathini. Ukusetshenziswa kubandakanya ukuzinzisa okuhlelekile ngesikhathi sokufakwa kwe-caisson, ukuvikelwa okuqhubekayo kokukhukhula eziphakanyisweni ezinenhloso elula ngemuva kokwakhiwa kwezinhlaka ezijulile, nemigqa yokwakha yokusekela izinqamuleli zezinsiza ezindaweni ezinzima. Kubakhiqizi abahlanganyela ngezinsiza ezijulile ezimeni ezahlukahlukene ze-geotechnical, ukukhetha nokufaka ama-mat okulawula ukukhukhula kube yisici esisebenza kahle, esinempumelelo, sezindleko eziphathelene nezinhlelo ezihlanganiswe zokuzinza komhlaba.
Imishini yokufaka emisebenzini yokwakha izisekelo ezijulile ifaka phakathi imishini ethile namathuluzi abalulekile ukuze kukhishwe, kubhujiswe, noma kumiswe izitsha nezinto zokwakha izisekelo emhlabathini. Lezi zinhlelo zibalulekile ekuqaliseni izakhiwo ezizinzile ezimweni ezinzima zomhlabathi nezisezingeni eliphansi lapho izisekelo ezishisayo zinganele. Ukukhetha nokuthunyelwa kwemishini yokufaka kuncike ezintweni eziningi kubandakanya ukuhlanganiswa komhlabathi, amamitha emanzini omhlaba, ubukhulu obudingekayo, izidingo zomthwalo, nezithiyo zephrojekthi. Imishini yokufaka imele enye yeziqu ezinzima kakhulu zemishini yokwakha izisekelo, edinga abatshali bezempi abanobuchwepheshe obukhulu nolwazi ngezinsiza ze-geotechnical ukuze kuqinisekiswe ukumiswa okufanele nokwakhiwa okunempilo. Izindlela eziyinhloko zokufaka ezisetshenziswa emisebenzini yokwakha izisekelo ezijulile zifaka phakathi ukuhweba imijondolo, ukunqunywa kwe rotary, ukuhweba okuqhubekayo kwe-augur (CFA), nezindlela zokufaka ezishayayo. Abashayeli bemijondolo banikela ngamandla aphezulu ukuze bangene izinsiza zosilika ze-H, amapayipi evaliwe, nezimijondolo eziphathekayo emathafeni ahlanzekile nakwezimeko zempucuko enkulu. Imishini yokubhola eqhutshwa ngama-kelly bars noma izinhlelo zokuhweba nge-rotary ivula izikhala emigudwini efanelekile, ikakhulukazi emithini eqinile lapho uketshezi lokubhola noma ukwesekwa kwe-casing kugcina ukuzinza. Ama-hammers akhulayo kanye nabakhiphi bangathinta ukunyakaza okukhulu ukuthuthukisa ukuhamba komhlabathi, kuvumela ukuhamba okusheshayo emathafeni amsandayi ngenkathi kunciphisa ukuphazamiseka komhlaba nezinga loud. Izinsiza zokuphuza amanzi ziyasiza ekwelapheni kabusha kwezinhlaka zebhulashi ezimfishane nezinhlaka ze-clay, kuthuthukisa ukuhamba ngokukhipha ukuvimbela komhlabathi nezimo zokpressure emanzini. Ukukhetha imishini kudinga ukuhlola ngokucophelela i-geology ye-subsurface, ethola ngocwaningo lwezindawo nezinhlolovo ze-geotechnical, kanye nezidingo zokwakhiwa ezichaza ubukhulu bezisekelo, ikhono lokuthwala umthwalo, nezimo zokuhluka. Umhlabathi omncane onama-drainage amahle uphendula kahle ezinhlosweni zokuhweba nezindlela ezishayayo, kuyilapho ama-clay aqinile nezinhla ezixubile zivame ukufuna ukuhweba noma izindlela ze-CFA ezinamathuluzi ekhethekile okushayisa nezinye izinhlelo zokuthumela uketshezi. Abaklami bezisekelo babambisana nabachwepheshe bemishini ukuze bahambise amakhono okufaka nezimo zomhlabathi, kuqinisekiswe ukuthi imishini ekhethiwe ingafinyelela ubukhulu obudingekayo bokuhlola ngenkathi igcina ukujula kwezakhiwo, ukujula, nokulungisa okuqakathekile kokusebenza kwezakhiwo. Ukusebenzisa imishini yokufaka kuncike ezinhlelweni zokwakha izakhiwo zomphakathi kubandakanya izakhiwo eziphakeme, izindawo zokukhiqiza, izikhumbuzo ezikwi-oyinti, ukwakhiwa kwezinqaba, kanye nezinhlelo zokuthuthukisa umhlaba. Imishini yokufaka yamanje ihlanganisa izinhlelo zokubheka ukuqoqa idatha yokumelana nokufaka, ukuhlolela ingcindezi ye-tip, nokuvuma ikhono lemijondolo. Ukulandelwa kahle kokufaka, isikhathi phakathi kwemijondolo eduze, nokwazi kahle imiphumela yokuphazamiseka komhlabathi okuvela ezitsheni ezikweletayo konke kuthinta impumelelo yephrojekthi jikelele. Abakhi nezesekeli zenkampani yokwakha bakhetha kusuka kumjikelezo obanzi wezimishini zokuhweba, izinguqulo zemishini yokubhola, kanye nezinhlelo zokuthi zifeze izimo ezikhethekile zephrojekthi, izithiyo zebhajethi, nezikhathi zokusebenza ngenkathi kuqinisekiswa ukuhambisana nezimiso zokwakha ezihambisana nemigomo ye-geotechnical engineering.
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