Imishini eyengeziwe idlala indima ebalulekile ekuholeni izinqubo zokufaka amalunga emhlabathini futhi iqinisekisa impumelelo ezinhlelweni zokuzinza komhlaba. Ngenkathi ukufaka amalunga emhlabathini kuncike ekwakhiweni kwezingxenye eziyimpumelelo ezitholakala emagameni omhlaba nakwezinye izinqaba, umkhiqizo ophumelelayo, ukuhlola ikhwalithi, nokuphepha kwabantu kudinga imishini, amathuluzi, nezinhlelo zokubhekwa ezihlukahlukene. Izigaba zomshini kulo mkhiqizo zifaka imishini yokubholela, amakompressor, izinhlelo zokuxuba nokuphumpa i-grout, amadivayisi okulawula amanzi, kanye nezinsiza zokubheka ezinembile ezivumela abathengisi ukuthi benze izixazululo ezinzima ze-geotechnical ezindaweni eziyinkimbinkimbi nasezimo zomhlaba ezihlukahlukene. Izicelo zokufaka amalunga emhlabathini zidinga imishini yokubholela ebasimende ukuze ifake amalunga ngemigqa ethile nezindonga, ikakhulukazi emhlabathini oqinile, amagquma alukhuni, kanye nezindawo ze-saprolite ezivame ukuhlangatshezwa ezinhlelweni zokuzinza komhlaba nasekusekeleni ukumba. Imishini yokubholela ye-rotary, amahhashi wokushaya, nezinsiza zokubholela ezizophuma phansi zenza kube lula ukufakwa kwamalunga ezinhlelweni eziphathelene ne-friction lapho ukudluliswa komthwalo kwenzeka ngokuhlangana phakathi kwamalunga nomhlaba. Ukwengeza emishini yokubholela, amakompressor anamandla aphezulu abalulekile ekwakheni amathuluzi aphumayo, anikezela ngempahla yomoya ezinqubweni zokubholela, nokwenza kube lula ukushaya amageja kunye nezinqubo zokwelapha umhlaba. Ubuchwepheshe be-grouting bubonisa enye ingxenye ebalulekile, ngezibhebhe eziqhubekayo, amapompo e-piston, kanye nezinhlelo zokuxuba eziqinisekisa ukufingqa i-cement grout, i-chemical grout, noma izinsiza zokuzinza ezithuthukisa ukubopha kwamalunga, zivalwe ama-bores, futhi zithuthukise ukuhlanganiswa komhlaba ezindaweni eziyinqaba noma ezishaywe. Imishini yokuphatha amanzi njengezinhlelo zokuhlukaniswa kwe-slurry, amapompo okukhulula amanzi, kanye nezinhlelo zokuhlunga zixazulula izinselelo ze-hydraulic ezisemqoka ezimisweni zokusekela ukumba kanye nezinhlelo zokuzinza emakhaleni. Izinsiza zokubheka nezinhlelo zokuhlola zisebenza njengezigaba ezibaluleke kakhulu zesisekelo, ikakhulukazi ezinhlelweni ezithintekayo eduze kwezakhiwo ezikhona noma ezakhiweni ezisemqoka. Amaseli emithwalo, ama-piezometers, ama-inclinometers, kanye ne-extensometers anikeza idatha yesikhathi sangempela ngamasentimitha wamathilasi, izimo zomhlaba, ukuhamba komhlaba, nokusebenza kohlelo ngesikhathi sokufakwa nasekukhanyisweni. Imishini ye-casing, izinhlelo zamapumu, nemishini yokuphatha ukudla kwama-spoils iyakwazi ukuqeda izidingo zezinqubo eziphumelelayo. Lezi zinhlelo zokuxhasa zisetshenziswa ezimeni ezehlukene zomhlaba ezibandakanya i-clay, ama-silt, amawokhuni aqinile, kanye ne-granite ezibhakabhakayo lapho ukufaka amalunga emhlabathini kuhlinzeka ngokuqina kwezindonga kanye nokubamba umhlaba. Izicelo zifaka ukuvikela emathaleni ezindlela, ukukhulisa amahhashi emitha, ukulungisa amaqhaza okuhlala, kanye nokusekela ukumba okujulile ezindaweni zasemadolobheni lapho ukuhamba nokushintsha kufanele kulawulwe ngokucophelela. Imakethe ye-TerraForce ixhumanisa abathengisi, izinkampani zokuhlola, nabakhiqizi bemishini abakhangisa ngale ndlela ebanzi yokuxhasa ukufaka amalunga emhlabathini, faciliti ukungena emininingwaneni eqinisekisiwe nokuhlakanipha okubalulekile ekunikezeni izixazululo ezithembekile zokuzinza komhlaba ezindaweni ze-geotechnical ezinzima.
Iziqhulusi ze-hydraulic zimele isici esibalulekile emisebenzini yokufaka izintambo zomhlabathi yamanje futhi ziwumshini owengeziwe obalulekile kubakhiqizi abenza imisebenzi ye-geotechnical kanye nezinhlelo ezijulile zomgqa. Lezi zinsiza ezikhethekile zisebenzisa ingcwephe ye-hydraulic ukuze zifeze umphumela owodwa, ophawulekayo wokuba nokuqiniswa, okuhlinzeka ngokugcina umhlabathi okunemba nezimo zendawo ezinzima. Iziqhulusi ze-hydraulic zisebenza ngokuguqula ingcwephe ibe yindlela ehlobene noma evundlile, kuvumela abakhiqizi ukuba baqiniseke izintambo zomhlabathi, ama-anchors, kanye nezakhiwo ngokuqinile ngesikhathi sokufaka. Le mshini ibaluleke kakhulu ezinhlelweni lapho ukuziqhuba okwenziwa ngezandla kunganele noma lapho ukusabalalisa umthwalo ngokulinganayo emigqeni yezakhiwo kubaluleke kakhulu empumelelweni yephrojekthi. Ekuwakheni izisekelo ezijulile, iziqhulusi ze-hydraulic zenza kube lula ukufakwa kwezintambo zomhlabathi eziqinisa imifantu ethukutheleyekile noma engazinzile, ivimbela ukuwa kwamagquma nokunyakaza komhlaba okungase kube nomthelela ezakhiweni eziseduze noma emaphaketheni. Izindlela zokusebenza ezilawula ukusungulwa kweziqhulusi ze-hydraulic emsebenzini we-intambo zomhlabathi zidinga ukuhlela kahle nezinqubo zokuhlola izimo zomhlaba kanye nokuchaza izimo ezizoba phansi. Onjiniyela be-geotechnical bachaza izincazelo zeziqhulusi ze-hydraulic ngokwezici zomhlabathi ezilindelekile, izimo zamanzi emhlabathini, kanye nenani lempempe yomhlaba abangawela umkhiqizo we-intambo zomhlabathi. Izimo ezivamile zokusebenzisa zifaka phakathi ukuqinisa izinkanyezi eziphakeme noma eziseduze kokuphuma, ukubuyisela izinkanyezi ezikhona ezizindala, kanye nokuqinisa umhlaba ezindaweni ze-seismic lapho ukuhushulwa komhlaba kuveza ubungozi obuphakeme. Iziqhulusi ze-hydraulic zihlanganiswa ngendlela engapheli namanye amathuluzi okuzenzela izintambo zomhlabathi kufaka phakathi ama-drilling rigs, izinhlelo zokuvala, kanye nezinsiza zokuvikela ukuguguleka ukuze kusungulwe izinhlelo eziqinisekile zokuhlala emhlabeni. Lolu theknoloji luhlinzeka ngezichasiso ezihlukene zomhlaba, kusuka emathuneni amancane adinga ukufaka ngokushesha kuya emhlabeni ophathekayo lapho izinga lokufaka elilawulwayo livimbela ukuphazamiseka nokukhiqiza ingcwephe. Iziqhulusi ze-hydraulic zenza izicelo ezibalulekile emikhakheni yokwakha eyakhelwe, eyokuhweba, kanye nezakhiwo zemiphakathi lapho ukuqina komhlaba kuthinta ngqo ukuphepha kwezakhiwo kanye nezindleko zephrojekthi. Ezindaweni zasemadolobheni ezinezimo zokwakha eziqinile, iziqhulusi ze-hydraulic zenza kube lula kubakhiqizi ukuba benze imisebenzi ye-intambo zomhlabathi ezindaweni ezishodayo, ekwakhiweni kwemabhasi, kanye nezinhlelo zokuphakela izisekelo ngaphandle kokuhamba okukhulu kwezindawo zomsebenzi noma izindawo zokuphuma zemishini. Lolu theknoloji lukhomba kahle ezindaweni eziphakeme kakhulu lapho izindlela zokuvikela umhlaba ezinjenge-piling ejulile noma ukusekela umhlaba okhiqiza umsindo, ukuhuzuka, noma imikhawulo yokusebenza engamukeleki. Iziqhulusi ze-hydraulic zigcina ukusebenza kahle ngezimo ezahlukahlukene zomhlaba kuhlanganise nemigwaqo enganqamuki lapho ukuphazamiseka kanye namathuba omhlaba kudinga ukuhlinzekwa okusheshayo, kanye nezindawo ezihlanganiswe lapho ukukhululwa kwengcwephe ngesikhathi sokwakha kudinga ukuvuselelwa komhlaba okuphuthumayo. Izilungiselelo zeziqhulusi ze-hydraulic ezithuthukisiwe zifaka ukuhlela ingcwephe, ukulawula umthwalo, kanye nezinhlelo zokuphumelela ezithuthukisa ukuphepha komphakathi futhi ziqinisekisa ukufakwa okufanele ngaphansi kwesimo sephrojekthi kanye nezidingo ze-geotechnical. Kubakhiqizi abaphatha izinhlelo ezinzima zokwakha ngezikhathi ezisheshayo, izinhlelo zeziqhulusi ze-hydraulic zimele ubuchwepheshe obuvele buphumelele ekutholeni ukuqina komhlaba okuhlala isikhathi eside ngenkathi kugcinwa ukudluliswa kwemali okuphezulu kuzo zonke izinhlelo ze-geotechnical ezihlukahlukene.
Ukurekhoda idatha kwe-Down-The-Hole (DTH) yokubhola kubalulekile ekugadweni nasekuqoqweni kwedokhumenti okusetshenziswa ekwakhiweni kwezisekelo ezijulile kanye nezehlakalo ze-geotechnical. Lolu hlobo lwemisebenzi olwakhiwa luhilela ukuqoqa, ukubhalela, nokuhlaziya idatha yesikhathi sangempela ngesikhathi sokusebenza kwe-DTH, okuvame ukusetshenziswa ekwenziweni kwemigudu yomhlabathi, ukufakwa kwemikhono emincane, nakwezinye izinhlelo zokwakha ezijulile. Inqubo yokurekhoda idatha ibamba iz参数 ezibalulekile ezichaza izimo zomhlaba, ukusebenza kokubhola, kanye nezimpahla ezitholakele ngesikhathi sokufakwa kwamabhakela, ipha amakhasimende nab工程师 ulwazi olungasetshenziswa ukuze kuthuthukiswe ukusebenza kokubhola nokunikeza uqinisekiso lokuhambisana nezincazelo zokwakhiwa. Ngesikhathi sokusebenza kwe-DTH, izinhlelo zokurekhoda idatha ziqhubeka zigadla ama-parameter amaningi afaka phakathi ub profundidad bokubhola, izinga lokungena, i-torque, ijubane lokujikeleza, ingcindezi ye-rod, kanye nemithwalo yokuphenduka. Imishini yokurekhoda idatha yakamuva isebenzisa ama-sensors athuthukile nezinhlelo ze-telemetry ezithumele ulwazi lwesikhathi sangempela ezindaweni zokulawula ezisemhlabathini, okuvumela ukutholwa ngokushesha kwezimo ezingaphansi komhlaba nanokuphazamiseka. Idatha ebhalwe iveza ulwazi olubalulekile mayelana nokuhlukaniswa komhlabathi, izingqimba zetshe, izimo zamanzi omhlaba, kanye nezinguquko zokuhlanganiswa komhlabathi. Lolu lwazi luvumela amaqembu okubhola ukujolisa indlela zabo nezilungiselelo zemishini ngesikhathi, kuthuthukisa ukusebenza kokubhola nokunciphisa izindleko ezihambisana nezinguquko zemishini ezingaplanyisiwe noma ukuhamba kwebhajethi okungahlela. Irekhodi eliphelele ledatha elakhiwe ngesikhathi sokubhola kwe-DTH liphinde linikeze imibhalo ewusizo yokuhlonza kwekhwalithi, izingxabano zenkontileka, kanye nokuhambisana nemithetho, njengobufakazi obuphakade bomsebenzi owenziwayo kanye nezimo zomhlaba ezitholakele. Ukwakheka kwedatha yokubhola kwe-DTH kubalulekile ezimweni ze-geotechnical ezinzima lapho izimo ezingaphansi komhlaba ziqhubeka ziqhubeka. Ezindaweni zokwakha zasemadolobheni, emaphrojekthi wokulungisa umhlaba ongcolile, kanye nasezikhathini eziqhakazile ezikhethiwe eziseduze nezakhiwo ezikhona, ukurekhoda idatha okunembile kuvumela abakhiqizi ukuthola izinguquko zomhlabathi ezingalindelekile, izithiyo ezibhaliwe, nezinto eziyingozi ngaphambi kokuba zibe nomthelela kumasiko omsebenzi noma ukuphepha. Ukuhlanganiswa kokurekhoda okwenzekile nedatha yokubhola komhlabathi, ukubhola kwemikhono emincane, kanye nezindlela zokuzinakekela komhlaba kuqinisekisa ukuthi ama-parameter okubhola ahlala ngaphakathi kwemigomo echaziwe nokuthi izinto zokugcina ezakhiwe zihlangabezana nezidingo zokusebenza eziklanywe. Imishini yokurekhoda idatha ehambisanayo nemishini ehlukene yokubhola kwe-DTH—kuhlanganisa nemishini ejikelezayo, emikhulu, kanye nezinhlelo ezikhethekile—nikeza inkululeko ezindaweni zokwakha ezihlukene nezimo zomhlaba. Izicelo zokusebenza kwedatha yokubhola kwe-DTH zifinyelela kuyo yonke imboni yokwakha izisekelo, ukusuka emisebenzi ejwayelekile yokuhlola umhlabathi nokusebenza kokufaka amabhakela kuya kumaphrojekthi akhuphukayo angaphansi komhlaba. Abakhangisi abasebenzisa izinhlelo zokurekhoda idatha eziyinkimbinkimbi bathola izinzuzo zokuncintisana ngokuthuthukisa ukunemba ekuchazeni izimo ezingaphansi komhlaba, ukusebenza okusheshayo, ukunciphisa ukuwohloka kwezinto, kanye nokubhaliswa kokusebenza okuphelele. Noma ngabe kusetshenziswa ezibalweni zokugcina umthwalo, ukuhlola ukuhlanganiswa, ukuvikelwa kokungcola, noma ukuhlolwa kokubhola ezimweni zemvelo eziyinzima, ukurekhoda idatha kuveza ukuguqulwa kokubhola kwe-DTH ukusuka endleleni yokumba evamile uye enhlakanipho, inqubo eqhutshwa ngedatha esekela kangcono izinqumo zobunjiniyela nezisekelo ezakhiwe eziyikhwalithi ephezulu.
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