Ukushaywa kwezikhala kuyindlela eyisisekelo yokwakha izisekelo ezijulile esetshenziswa ukufaka izinto zokuxhasa ezakhiweni, kwakha izisekelo ezithwala umfutho wezinto zokwakha, izigcawu, izakhiwo ezisogwini, kanye nezinhlelo zokwakha. Le ndlela yokwakha ye-geotechnical ibandakanya ukuswayipha izinto zokwakha ezinde, ezincane—njengama-piles e-steel, ama-piles e-concrete, ama-piles ezinkuni, noma izinto ezihlanganisiwe—ngaphakathi emhlabeni ukuze kufinyelelwe ezindaweni ezinqobile ezikwazi ukuxhasa izithwalo ezithile. Inqubo yokushaya idlulisela isisindo sesakhiwo esiphezulu ngaphakathi ezindaweni ezithambile noma ezixhumiwe emhlabathini okuqina, ibaluleka ekwakheni izisekelo ezinzile nakwimigomo ekhinyayo. Ukushaywa kwepours kuhlala kubalulekile kumsebenzi wokwakha izisekelo lapho umhlabathi ophakeme ungakwazi ukuhlinzeka kahle ngezithwalo zokwakha noma lapho ukuhamba okugdeep kubalulekile ngempela. Izindlela eziyinhloko zokufaka ama-piles zihlanganisa ukuswayipha kokushaya, lapho ama-hammers akhethekile efaka iziphakamiso eziphindaphindwayo ukuhamba i-pile emhlabathini, kanye nokushaya okuvibratory, okusebenzisa ama-vibratory pile drivers ukunciphisa ukuqina nokwenza kube lula ukuhamba phakathi kwezindawo ezinhle nezinto ezinqunyiwe. Izindlela zokushaya zifaka ama-hammers e-diesel, ama-hammers e-hydraulic, kanye nama-hammers amade womabili, ngamunye ofanele izinhlobo ezahlukene ze-pile nezimo zomhlaba, ngenkathi izinhlelo ze-vibratory zikhombisa ukusebenza kahle kakhulu emsandleni, egovini, nasezindaweni ezithile lapho ukuhamba kwevibrations kunciphisa ukumelana. Abaphathi bakhetha izindlela zokushaya ngokusekelwe kwizici zematerials ze-pile, ukwakheka komhlabathi, izidingo zedlula, izimo zemvelo, nezincazelo zephrojekthi. Inqubo yokushaya uqobo idinga imishini esebenzayo efana nama-drilling rigs aphathekayo ahlonyelwe ngomgogodla wokushaya ama-pile, amasistimu wokubeka ama-pile nokuhola, ama-clamps aklanyelwe ukuphatha ama-pile ngokuphephile, kanye nezikhungo ezihlinzekela amandla okukhupha ingcindezi ye-hydraulic kanye namandla ama-hammers. Imisebenzi yokushaya ama-pile ephumelelayo ixhomeke ekuhloleni i-geotechnical kwe-sitimendi ukuze kutholakale ukwakheka komhlaba, amandla okuthwala, amandla ama-pile, ukubikezela kokuhlala, nokumelana kokushaya. Owenza izinto kumele ahlaziye ukwakheka komhlaba kuhlanganisa izendlalelo ze-clay, izinsiza ze-silt, izendlalelo zesand, amabhange egovini, nezici zomhlaba e-bedrock ukuze babikezele ukuthi ama-pile azoshesha kanjani nokukhetha imishini efanele yokushaya. Izimo zomhlaba ezivela ku-clay ethambile edinga ukuswayipha kancane, okuhlonipha, ziba nomthelela omkhulu ekukhetheni imishini kanye nendlela yokushaya. Ukumelana kokushaya okutholakala ngesikhathi sokufaka kunikeza impendulo ewusizo mayelana namandla ama-pile kanye nezimo zomhlaba zangempela uma kuqhathaniswa nokuhlikihla nokuhlaziywa kwelabhorethri. Izicelo zokushaya ama-pile ziqhuba emikhakheni eyahlukene yokwakha efaka izisekelo zokwakha ezindlini zokuhlala nezokuhweba, izinhlelo zemikhumbi nezitolo zasolwandle, izikhala zemifula nezinkundla, ama-overpasses ezindlu, izakhiwo zezimboni, izinhlelo zokuhlinzeka ngezinsiza, kanye nezixazululo ezikhethekile ze-geotechnical ezifana nokwakhiwa kwemhlaba kanye nezinhlelo zokuthuthukisa umhlaba. Imisebenzi yokushaya ama-piles yanamuhla ihlanganisa ubuchwepheshe bokubheka obufaka ama-strain gauges, ama-accelerometers, kanye nezinhlelo zokuthola idatha ezirekhodayo izimo zokushaya, ukubeka kwe-pile, nezinkomba zamandla ngesikhathi sangempela, ukuvumela onjiniyela ukuba baqinisekise ubuqotho bezisekelo futhi baqinisekise ukuthi izidingo zephrojekthi ziyahlangatshezwa. Ukufaka ubuchwepheshe bokushaya obufakazelwe, abangcwabi abanolwazi, ukunakekelwa kobuchwepheshe bokwakha, kanye nokulawulwa kwekhwalithi okujulile kwenza ukushaywa kwepiles kube yinto engasaphuki yokwakha izisekelo eziphephile, ezihlala kwazulu ezindaweni zezinhlelo ezithenjwayo emhlabeni wonke.
Ukuqhutshwa kwemishini yokushayisa i-pile nge-hydraulic hammer kuyindlela eyisisekelo yokwakha izisekelo ezijulile ehlanganisa ukufakwa kwezingxube ezilawulwayo ezinzwa ezisemhlabeni sisebenzisa imishini ethuthukisiwe enezinga lokuqukethwe kwamandla. Le ndlela yokusebenza ifaka phakathi inqubo ephelele yokushaya i-pile zensimbi, ama-pile e-concrete aqinisiwe, kanye nezimbobo ezihlanganisiwe usebenzisa ama-hammers e-hydraulic ukuze kufezwe izikhundla ezidingekayo zokungena nezinga lokuthwala ezimweni ezihlukahlukene zomhlabathi nezindonga. Ama-hammers e-hydraulic anikeza ukuwenyuka okuphindaphindiwe ngokuqondile namandla nezikhathi ukuze agweme ukumelana komhlabathi nokuqhubekisela phambili i-pile ukuze ihambe ijulile. Le nqubo ibalulekile ekwakheni izisekelo eziqinile zama-bridges, izakhiwo, izakhiwo zomhlala phansi, izikhungo zezimboni, nezinhlelo ezibalulekile ezidinga ukudluliswa kokushayisana ezinhlelweni ezijulile, ezinzile zomhlabathi noma kwezindonga zephakeme. Ukuqhuba kwesikhuhla se-hydraulic hammer kudinga ukuqonda okujulile kwemigomo ye-geotechnical engineering nezimo zomhlaba ezithile. Onjiniyela kumele benze ukuhlola komhlabathi okujulile nokuhlolwa kokuthwala kwe-pile ukuze bathole izincazelo ezifanele zama-hammer, isikhathi sokushaya, nezinga lokungena kuye nge-stratification yomhlabathi, izidingo zokuthwala, nezincazelo zephrojekthi. Izinhlobo ezahlukene zomhlabathi—kusuka emhlabathini osawolwandle kanye ne-silt kuya kumalanga aqinile kanye nezindonga ezithambile—zidinga izindlela zokushaya ezihlukene nokwakhiwa kwemishini. Ama-hammers e-hydraulic ajwayele ukuxhunywa nezinhlelo zokushayisa i-pile ezichichimayo ukuze kukhuphuke ukusebenza kwezokufaka ngesikhathi kunciphise umthelela wemvelo kanye nezinga lomsindo ezindaweni ezithintela kakhulu. Le nqubo ibandakanya ukuqapha ngokucophelela ukunyakaza kwe-pile, amarekhodi okushaya, ukuqina kwe-pile, nokuziphatha komhlabathi phakathi nokufakwa ukuze kuqinisekiswe ukuthi izisekelo zihlangabezana nezidingo zomsebenzi nezindinganiso ze-geotechnical. Imisebenzi yokushaya ama-pile nge-hydraulic hammer yesimanje ihlanganisa izinhlelo zokubheka ezithuthukisiwe kanye nobuchwepheshe bokugcina idatha bokuqapha ukusebenza kwe-hammer, ukuhlaziywa kwemithwalo ye-pile, izilinganiso zokwakha nokuphumula, nezimo zokushaya ngesikhathi sangempela. Ukukhethwa kwemishini kuncike ngokukhethekile ohlotsheni lwe-pile nesisindo, ukujula kokuthwala, ukwakheka komhlabathi, imikhawulo yemvelo, kanye nezikhathi zephrojekthi. Abakhiqizi abasebenzisa ama-hammers e-hydraulic kumele bagcine ukulandela ngokucophelela izincazelo zokwakha izisekelo, imithetho yokwakha, kanye nezimfuneko zokuhlola izinga okwakhiwe ezibekwe yiziphathimandla kanye nezinhlaka zezindinganiso zobungcweti. Ukuphila kwama-hydraulic pile driving systems kwenza kube yimfuneko emisebenzini yezisekelo ezindaweni ezinzima okuhlanganisa izisekelo ezingasogwini, izindawo ezingcolile, ezindaweni ezibucayi zomphakathi, kanye nezinqubo ezinezimfuneko ezibucayi zokudlidliza noma umsindo. Ukufaka izisekelo ezijulile ngempumelelo ngokushaya ama-pile nge-hydraulic hammer kuthonya ngqo ukuphepha kwesakhiwo, ukusebenza kwesakhiwo eside, kanye nezindleko zephrojekthi emikhakheni yokuphila, yokuhweba, ye-infrastructure, kanye ne- industrial development.
Ukushaywa kwepiyari ngomhlinzeki we-diesel kuyindlela yokufaka isisekelo esisebenzayo esebenzisa amandla okushayisa ancike ekushayweni ukuze ifake izinsimbi zensimbi noma ze-concrete emhlabathini, yakha izisekelo ezijulile ezikwazi ukudlulisela iz yük zezakhiwo emhlabeni onamandla noma kumagumbi wezintaba. Le ndlela yokwakha itholiwe ye-geotechnical isebenzisa umshini we-hammer ophakanyiswa yi-diesel ophindaphindiwe oshaya ikhanda le-pile, uguqula ukujikeleza kwamafutha kube amandla okunyakaza aphesheya kokushayisa ipiyari phansi ezindaweni ezihlukene zomhlabathi. Le ndlela ikakhulukazi iyasebenza emaphrojekthini adinga ukufakwa okusheshayo, njengoba ama-hammer e-diesel ethula amandla okushaya ahlale efanayo ngaphandle kwemithombo yamandla angaphandle, okwenza kube ukukhetha okuhle ezindaweni ezikude noma ezithuthukisiwe lapho ukwakhiwa kukagesi kungatholakali noma kungafaneleki. Inqubo yokushaya ipiyari ngomhlinzeki we-diesel ihilela ukuhlolwa kwendawo ye-geotechnical ngokucophelela kwemikhuba engaphansi komhlaba, kufaka phakathi idatha yokuboring yomhlaba, ukuhlaziywa kokuthwala, nokubikezela kokuhlala okuhlaziywa ngokuhlolwa kwendawo. Ngokwezimo zomhlabathi ezithile endaweni ehambisana nezindawo ezinzima zentshonalanga nezindawo ze-gravel kuya ezindaweni ze-clay nezemfucuza, abaqashi bakhetha izinhlobo ezilungile ze-pile—kuhlanganisa ne-H-piles ezivalekile, ama-piles ompipe avulekile, noma ama-piles e-concrete aphakanyisiwe—nokuphikisana nemodeli ze-hammer ze-diesel ezinomoya wokusho ohambelana nokuqinisekisa ubukhulu bokufaka obuhlosiwe nezidingo zokuthwala. Inqubo yokushaya idinga ukuhwatshwa isikhathi sangempela kokumelana nokushayisa, ukubalwa kokushayisa, nokukala ukusethwa kwe-pile ukuze kuqinisekiswe ukuphumelela kokuthwala nokwenza ama-piles afinyelele ezindaweni ezilungile ngaphandle kokulimala, usebenzisa ukuhlaziywa kwe-wave equation kanye nezinhlelo zokuhlola ukukh load udinga lapho ukusebenza kwesithekile se-fundation kubalulekile. Izicelo zokushaya ipiyari ngomhlinzeki we-diesel zifaka ukwakha amabhuloho, izisekelo zokwakha, amapulatifomu asolwandle, izakhiwo ezisondelene namanzini kanye nezindawo zezimboni lapho izisekelo ezijulile zibalulekile ukuze kudluliswe iz yük namandla amasha. Le ndlela ibalulekile kumaphrofayili e-soil ahlanganiswe kahle lapho ama-boulders aphakeme noma izendlalelo ezinzima zidinga amandla okushayisa afanele ukuhamba okuqhubekayo, futhi iyakwazi ukufaka amaqembu e-pile asebenza ngokubambisana ukudlulisela iz yük zezakhiwo ezindaweni ezilula noma eziphathekayo zomhlaba. Izimo zokusebenza ezifana nezinga lamanzi, ukuhluka kosoma, kanye nolayini lwesine eziqondile zithinta ngqo ukukhethwa kwe-hammer nokusebenza kokushaya, kudinga abakhiqizi abanamava abazi ngalezi zimo ze-geotechnical nezindlela zokushaya eziphephile. Izinsiza zokushaya ipiyari ze-diesel zanamuhla zifaka izinhlelo zokulawula ezithuthukile, ukuqapha amandla, nezinto zokuthola idatha ezithuthukisa ukunembile kokufakwa nokwethula ubumfihlo bokuhlonza izinga lokwakhiwa. Abakhi abahlanganisa ubuchwepheshe be-hammer ye-diesel nokuhlola okunembile kwe-geotechnical, ukwakhiwa kwe-pile efanele, kanye nolwazi lwezokwakha olunobuchwepheshe, bakhiqiza izixazululo zezakhiwo ezijulile ezihlangabezana nezimfuneko zokuthwala, zinciphisa ingozi yokuhlala, futhi ziqinisekise ukuqina kwesakhiwo eside ezimeni ezihlukile zomhlaba kuzo zonke izimboni zokwakha.
Ukuhlinzwa kwezimboni ze-pneumatic hammer kuyi ndlela yokufaka ama-pile edlulele eyisebenzisa ama-hammer anikezwa umoya ophumile ukuze adlula ama-pile ensimbi noma iwolintshi phansi ngokuqondile. Le ndlela yokufaka ibalulekile ekwakhiweni kwezimiso ezijulile, ikakhulukazi emisebenzini edinga ukufakwa okusheshayo kanye nokukhiqiza okuphezulu. I-pneumatic hammer icubungula amandla omoya ophumile ibe ngamandla okunyakaza, ethinta iphuzu le-pile ngokuphindaphindiwe, ikhulisa i-pile phezulu ngaphezu kokuphikiswa komhlaba. Le ndlela isetshenziswa kabanzi kwi-construction yezohwebo, ukuthuthukiswa kwesisekelo, imisebenzi yesisekelo sezindonga, kanye nezinhlelo zokufaka ama-pile ezindaweni zezilwandle lapho izindlela zokubhola ezijwayelekile zingasebenzi kahle. Izinhlelo zokufaka ama-pile ze-pneumatic zisebenza kahle ekufakeni ama-pile okukhishwa, ahambisa umhlaba ngaphandle ngesikhathi sokufakwa, ngaleyo ndlela eqinisa umhlabathi oseduze futhi ikhulisa ukweseka okupharaziwe kwesakhiwo sesisekelo. Le ndlela ikwazi ukuhlinzeka ngohlobo olubanzi lwama-pile, kuhlanganise ne-H-piles zensimbi, ama-pipe piles, ama-pile ewolintshi, kanye nama-pile enhlanzi, okwenza kube ikhono elijule kahle ezintweni ezahlukene ze-geotechnical nezincazelo zephrojekthi. Ukuma kwezinsiza zokufaka ama-pile e-pneumatic kubandakanya izingxenye eziningana ezibalulekile ezisebenza emakholweni ahlanganisiwe. Ama-pneumatic pile hammers ahlinzeka ngogesi wokuthinta ngokuphindaphindiwe nokuhamba kakhulu, ngokuvamile phakathi kwezithuba ezingu-800 kuya ku-1,400 zokushaya ngomzuzwana kuye ngezilinganiso ze-hammer noshintsho lwengcindezi. Ama-compressor omoya anikeza umoya ophumile ongenamkhawulo kanye nengcindezi eyadingekayo ukuze ama-hammer aqhubeke ukusebenza, kuyilapho ama-pile guides noma ama-leads aqinisekisa ukuvumelana nokumiswa komugqa ngesikhathi sokufaka. Izingxenye eziningi zihlanganisa nezithako ezithola amandla wokushefa, amahosu ashintshwe amafutha, kanye nezinhlelo zokulawula ezilungisa izikhathi zokuphindaphinda ze-hammer nobukhulu. Amathimba okufaka alungisa izinga lokungena kwe-pile, izilinganiso zokuphikiswa komhlaba, kanye nezinkomba ze-capacity yokuthwala ngokuhamba kwesikhathi ukuze kuqinisekiswe ukusebenza okufanele kwesisekelo. Ukuhlinzwa kwezimboni ze-pneumatic hammer kusebenza kahle ezimweni ezahlukene zomhlaba kanye nezindawo, kuhlanganise nesihlabathi esinaso, izikhukhu, ama-clay, kanye nezendlalelo zomhlaba. Le ndlela iyakwazi ukuhlinzeka ngokuqondile nangokwehlisa umhlaba, nakuba izinga lokungena likhula ngenxa yokwakheka komhlaba, ukujula, kanye nezithiyo ezingaphansi komhlaba ezifana ne-cobbles noma i-bedrock. Imisebenzi ezindaweni zesimanje ithokozisa ikhono lokuhlinzeka ngezinga eliphansi lokukhipha izinsuku uma kuqhathaniswa ne-diesel noma ama-hammer ahlolisayo, kunciphisa ukuphazamiseka kwezakhiwo ezisondelene kanye nezinsiza ezibucayi. Izinga noise, nakuba likhulu, lingancishiswa ngeziqhekezi zomculo nezinhlelo zokubeka izinsiza. Inqubo yokufaka iqinisa umhlaba oseduze kwe-pile yokukhishwa ngokuqinisa, ithuthukisa ukuzinza kwesisekelo okude kanye ne-capacity yokuthwala ezindaweni ezimpushekile noma ezihambisene kahle nezindlela ze-geotechnical. Ukuhlinzwa kwezimboni ze-pneumatic kukhethwa emisebenzini yesisekelo ngokuya ngezimfuneko zobuchwepheshe, ukufinyelela endaweni, ukuvinjelwa kwemvelo, kanye nezinto zezimali. Le ndlela ilungele imisebenzi enezidingo ezingu-5 naku-7 zezinga, ezindaweni zokwakha eziphakeme kanye nezimo lapho izikhathi ezisheshayo zokufaka ama-pile zibucayi ukuze kuphumelele i-projekthi. Ukuhluka kwezinsiza kuvumela ukufakwa okukhona okubhalwe kusuka ezinsizeni ezincane ezifanele izikhala ezithile kuya kwi-hammer system enkulu yephrojekthi enkulu. Abasebenzi abanolwazi kanye nezigidi zokuhlinzeka ngezimpahla zodlame zihlanganisa izinhlelo ze-pneumatic hammer nezobuchwepheshe besimanje bokuhlola nezinhlelo zokuqinisekisa ikhwalithi ukuze kuqinisekiswe ikhwalithi yokufaka i-pile ehlelekile kanye nokusebenza okwenziwayo kokuthwala.
Ukushaywa kwephini nge-hammer eshubile, okwaziwa nangokuthi ukuhamba kwamahhala noma ukuhamba kwezinto, kumela enye yezindlela ezilula nezikhona kahle zokufaka iziphini ezishaywe ekwakhiweni kwezisekelo ezijulile. Le ndlela ihilela ukuphakamisa okuphindaphindiwe i-hammer noma isisindo phezulu kwendawo ethile bese ivumela ukuthi iwelwe ngokukhululekile phezulu kwesipini, idlulisa amandla e-kinetic ukuze iphakamise isipini ngaphakathi komhlaba. Le nqubo ixhomeke ku-gravity kanye ne-momentum ukuze yenze kube lula ukuphikisana nomhlaba nokungena ezindaweni ezahlukene zomhlaba. Ama-drop hammers atholakala ezinhlotsheni ezahlukene zezisindo, ngokuvamile ukusuka ezinsukwini eziningana ukuya kwezinye ezingu-100 tons, avumela abasebenzi ukuba baphinde bahlale amandla athunyelwa kuphini ngokususelwa ezimweni zomhlaba kanye nezidingo zokwakha. Ukulula kwalendlela kulenza ikhetheke kakhulu ezindaweni zokwakha ezikude noma ezazwakala kabi lapho imishini eyinkimbinkimbi ingaba nzima ukufakwa noma ukusebenza. Ukushaywa kwephini nge-hammer eshubile kuthola ukufaka kabanzi ezimweni zomhlaba ezahlukene nasemiphakathini yokwakha. Le ndlela ikhiqiza kahle ezindaweni ezihlangene ezifana nezindleko nezindonga, lapho ukuphikisana okuqhubekayo kuvumela izici zokushaywa ezithembekile nokwakhiwa kwesimo sokuphathwa kwemithwalo esikhathini esikhululekile. Le ndlela iphinde iphumelele ezindaweni ezinemivimbo efana nezesekeli nemigqa, lapho ukushaywa okuphindaphindiwe kukhulu ukuthuthukisa umhlaba nokwakha amandla okuphatha imithwalo eduze kweziphini ezifakiwe. Izicelo zikhula ukusuka ezikhungweni ezinkulu zezimboni nezisekelo zezimoto kuya emaphakathini amakhulu ezakhiwo nemisebenzi yokwakha. Le ndlela ikhethekile ezinhlelweni ezidinga izikhathi zokufaka ezisheshayo kanye lapho izimpikiswano zemvelo zilinganisa izinketho ezithintekayo. Imishini esetshenziselwa izinqubo zokushaywa nge-hammer eshubile ihlala iyilula kodwa isebenza kahle kakhulu, ifaka umframe wokuphakamisa noma i-crane, i-hammer uqobo, uhlelo lokuhola ukuqinisekiswa kokuphakanyiswa okuqondile, kanye nezingxenye ezifanele zokuhlela. Uhlelo lokuphula khona kuphakamisa ukufinyelela okuhle ukuthi enze ukushayisana amandla, kuvumela abasebenzi ukuba balungise ukusebenza ngokuhluka kwezindawo zokuphakanyiswa kanye nezilungiselelo zezimbangela. Le ndlela yokusebenza ikhulisa amathuba okuthola izimo ezahlukene zomhlaba ezitholwe ngesikhathi sokushaywa futhi iyakwazi ukuthuthukisa ukudluliselwa kwamandla kumaphini ahlukene kufaka phakathi iziphini ze-H-steel, iziphini zokwakhiwa eziqinile, neziphini zekomputha. Ikhono lokubeka izinga lokuphikisana nokubalwa kwezishaywa linikeza impendulo yangempela emkhosini wokufakwa kwezimpini futhi lusiza ukuqinisekisa ukuthi ubude bokwakhiwa negalelo lemithwalo kuyafezeka. Ukuhlolwa kwemihla ngemihla okujwayelekile kuhlanganisa amasistimu okurekhoda idatha ahlola izibalo zokushaywa, ukuphikisana, nemisebenzi yemishini, kusekela ukuqinisekiswa kwekhwalithi kanye nemibhalo yokuhambisana edingekayo ezinhlelweni ezijulile zanamuhla. Ukushaywa kwephini nge-hammer eshubile kusagcina kubalulekile emathakheni abakhi bezikhungo ezijulile ngenxa yokuthembeka kwayo, ukusebenza kahle kwezomnotho, kanye nokwaziswa ezimweni ezihlukene zomsebenzi. Ukusebenza kwayo okuqinisekisiwe eminyakeni eminingi yokuhlola, okuhlanganiswe nezidingo ezilula zomshini kanye nezidingo ezincane zokuphatha, kwenza kube kuhle kakhulu ezindleleni ezihlukene zokwakha nezisingathwe. Kungakhathalekile ukuthi kugcinwa kahle ukufinyelela okuhluphayo, ukushayela isikhala esiyethekile, noma ukuphathwa kwabantu, ubuchwepheshe be-drop hammer buqhubeka nokuletha imiphumela ethembekile ekuphakanyisweni kweziphini nasemsebenzini wakhe wezakhiwo ukuze kuvimbele isisindo nezidingo zokuzinza zemisebenzi yokwakha yanamuhla.
Amarig mini piling anohambo ahlakaniphile abhekisela emathinini ikhethekile afaneleka ekwakhekeni kwezisekelo, designed ukufaka ama-pile ezindaweni ezihlukumezayo lapho amarakhi amakhulu e-piling engakwazi ukusebenza. Lezi zinsiza ezisesekhaya zibalulekile ekwakheni kwemizi, ekuqhubekeni kwemabhokisi, nasezinhlelweni zokuvuselela lapho ukufinyelela kukhinyekile ngenxa yezakhiwo ezikhona noma umkhawulo wesiza oqinile. Ukufakwa kwe-impact kuletha amandla aphephile okukhokhela izendlalelo zomhlabathi futhi kuqinise ukwesekwa kwezisekelo ezijulile, okwenza kube yindlela ebalulekile emsebenzini wezemvelo efuna ukunemba nokuguquguquka endaweni ezinzima. Imeqisi ye-impact, noma iyasetshenziswa ngamathuluzi e-diesel, izinhlelo ze-hydraulic, noma ama-pneumatic actuators, ihlola izigaba eziphindaphindiwe ezithumele ama-pile ezindaweni ezahlukene zomhlabathi. Amarig mini piling aphumelela ezimweni ezihlanganiswa mechanikhi, kusuka goyi ne-silt kuya ehlathini le-umhlabathi, futhi ahlinzeka ngamandla okuphehla alondolozekayo ezakhiweni zokuhlala, ezakhiweni zomsebenzi, nezinhlelo zezinhlaka. Ukuqinisekisa ukunemba kokufaka ama-pile, ukuhamba kwemishini ye-pile impact kudinga ukukhetha kahle uhlobo lwe-pile, amandla e-hammer, kanye nohlelo lokufaka ukuze luhambisane nezimo zomhlabathi ezithile nokuqashelwa kwesakhiwo. Ama-hammer ye-impact akha amandla ophonsa aphakathi kwamandla ancane afaneleka kuma-micropiles kuya kumphakathi opholile we-piles ezithile. Abahlaziyi be-geotechnical bahlola amandla amadala omhlabathi, ukuhamba kwe-pile, nokumelana nomthwalo ophakanyisiwe ukuze bachaze izinkomba zokufaka ezihamba phambili. Izindlela ezivamile zifaka ama-hammer akhulu, izinhlelo zokusebenza ze-hydraulic ezihlukile, kanye nezithuthi ezikhethekile zokwandisa ukudluliswa kwamandla nge-pile cap. Idatha yokuhlola indawo—ifaka phakathi imibhalo yokumba, ukuhluza komhlabathi, nezimo zamanzi aphansi—iyasisiza ekwenzeni ukwakhiwa okuqinisekisayo, kuqinisekisa ukufakwa kwe-pile okuvikelekile nokusebenza kahle. Ukuhanjiswa kwalesi simo kudinga ukuhlela neziphakamiso zokwakhiwa kwempahla nezilinganiso zokuzinza komhlaba, ikakhulukazi ezindaweni zomphakathi ezithintekayo lapho ukushaya nokumemeza kudingeka ukuphathwa. Amarig mini impact piling anikeza izinhlelo ezahlukene zokwakha emikhakheni yeziqondiso zokwakha izisekelo. Izinhlelo zokuvuselela zezindawo ezisemadolobheni zihlala zisebenzisa ama-piles ama-mini ukuba athole ukwakheka okusha ngasezindlini ezikhona, kuyilapho ukumba kwezimbozelo kusebenzisa amarig amancane okuphatha okuqhubekayo nokuzinzisa. Umsebenzi wokulungisa, kuhlanganisa ukushintsha kwe-pile nokulungisa izisekelo, uzuza endaweni yokusebenza nezilawuli ezinembile. Iprojekthi yokumba nezokwakha izinsiza zisebenzisa ama-piling mini ukuze kuqiniswe umhlaba, kuqiniswe ukuhamba, nokuxhunywa okwesikhashana ngesikhathi sokumba. Ukuhluka kwemishini kumayelana nezimo zomhlaba ezinzima, kuhlanganisa nezindawo ezingcolile lapho ukungqubuzana komhlaba kumele kube kuncane, imithwalo ye-alluvial ethambile edinga ukuphathwa kwamandla ngokucophelela, kanye ne-bedrock ephakathi lapho ukumelana kokuqhuba kwenzeka kumele kulungiswe kahle. Abasebenzi bemishini basebenza eduze nabahlaziyi bezindawo ukuze balandele ukumelana nokuhlala kwe-pile, beqinisekisa ukuhamba okuhle kokufaka futhi beqinisekise amandla okuphehla ngokusebenzisa izinqubo zokuhlola zokuphuzisa ezijwayelekile. Le ngxube yokuhambisana kwemishini nenqubo yezobuchwepheshe iqinisekisa ukuthi zonke izinhlelo ze-pile ezifakiwe zihlangabezana nezidingo zomklamo neziqinisekiso zokuphepha.
Amamast amhlinzekayo afaka izakhi ezibalulekile ezinhlakeni zokuphosa amalunga, ebonakalisa uhlelo lokuhola oluvulekile oluqinisekisa ukuhlela kahle, ukuzinza, nokuthumela umthelela ophusile we-hammer ngesikhathi sokufaka ukuphakama okujule. Lezi zinhlelo zamamast zibalulekile kuwo wonke amahhashi okuphosa athinta, okuhlanganisa ama-drop hammers, ama-diesel impact hammers, kanye nama-hydraulic impact hammers, futhi zisebenza njengendawo eyinhloko yokuxhumana phakathi kwefayili yokuphosa nendawo ephozwayo. Isethweshini yamamast inikeza amathrekhi omjikelezo, izikhomba, kanye nezicucu ezidingekayo ukuze kugcinwe izinga eliqinile le-plumb kanye nokuvimbela ukuhamba kokuphambuka ngesikhathi sezinye izigameko zomthelela ezithinta izindlela zokuphosa. Izesekeli kanye nokukhethwa kwamamast amhlinzekayo kuncike kakhulu emandleni okuphosa alindelekayo, ukujula kokuphosa, usayizi wombhoshongo kanye nobubanzi bezindonga, kanye nezithombe zokumelana nomhlaba ezitholakala ngesikhathi sokufakwa. Amamast amhlinzekayo kumele akwazi ukumelana nezinkumbulo eziphindaphindayo kanye ne-vibration efanele yokuphosa amangele ngaphandle kokuphambuka kwesakhiwo noma ukwehla kwetolerance. Izinhlelo zamamast zanamuhla zifaka ukwakhiwa kwensimbi eqinile, izinhlelo zokuhola eziningi ezigcwele, ama-assembly amakhono, kanye nezithako ezimelana nomthelela ezikwazi ukumelana nezilayidi ezilinganayo ezivela kumahhashi okuphosa asebenza ngezinsuku eziyi-10 kuya kweziyi-60 ngaphezu komzuzu. Izikhumulo zokuxhuma kumele zihambisane nefayela yokuphosa eyinhloko, ngezithombe zamabholiti kanye nemininingwane yokuxhumana evamile ukuze kuvunyelwe izinguquko zempahla ezisheshayo nokudlulisela ezinamandla kumadokhumenti ahlukene nokuphosa phakathi kwezinhlelo zokwakha. Ukwenza imisebenzi yokuphosa nge-mast ezakhiwe kahle kusebenza ezimeni zendawo ezihlukene zobunjiniyela ezifaka umhlaba omkhulu, ama-clay abeze, amalunga ukuze akha, izimfundo ezihlanganisiwe, kanye nezimo zomhlaba ezinzima lapho ukuphosa ukujula kuhloswe ukuyisebenzisa ngendlela ehamba phambili. Iphrojekthi yokuqinisa ethatha ama-pile epayipi ensimbi eneziphetho ezicashile, amatafula amamphunga, ama-pipes egcwele ubhontshisi, ama-H-beams, kanye nezinhlinzeko eziphakanyisiwe zidinga ukuhlela kahle nokusebenza okuphathekayo okuhlinzekwe ngamamast aphansi. Le teknoloji ibaluleke kakhulu ezindaweni zasemadolobheni nezindawo ezilawulwa kahle lapho izici zomsindo ne-vibration zokuphosa kumele zenziwe kahle ngaphakathi kwemingcele ebekiwe, ukuhlinzeka ngokuqina kwamamast okuhlongoza umthelela wokudlulisa, umthelela wemvelo, kanye nokusebenza kahle kwesakhiwo esiphelile. Ukukhethwa kwezakhiwo zamamast ezisekela izidingo zokwakha kudinga ukuhlaziywa okujulile kwezimo ezithile ezimweni zendawo, kufaka phakathi ukujula kokubambeka, ukwakheka komhlabathi, ukumelana okulinganiselwe, ukuhamba kwamanzi, kanye nezinkinga zokufinyelela ngesikhathi sokwakha. Abajiniyela kumele bahlolisise ukuthi ama-mast amadala noma ama-mast amabili ahlakaniphile ahlangabezana kanjani nezidingo zephrojekthi, ngokubheka izinhlelo zokuhamba, izindleko zokuphathwa kwemishini, isikhathi sokwakha, kanye nezinjongo zokusebenza. Ukuqina kanye nokunemba kwemithwalo yamamast kuthinta ngqo ukufezekiswa kwephrojekthi yokwakha, ukujula kwezindleko, imiphumela yokuphepha, kanye nokuqina kwesakhiwo esiqediwe, okwenza ukukhethwa kwemishini kube yisikhumbuzo esibalulekile ekuphumelelweni kwemisebenzi yokuphosa nakho.
Ukuphakanyiswa kwemishini yokushaya amasondo akhangwayo kudinga indlela ethile yokufaka izisekelo ezijulile esetshenziswa ezihamba phambili yokushaya amasondo, okuhlanganisa ama-hammers akhuphukayo ashukumisayo asekela ezinhlelweni ze-crane ukuze ashaye amasondo phansi emhlabeni. Le ndlela ihlanganisa umsebenzi wezemishini wokunyakaza okwenze kube nezikhathi eziphezulu nezempela, kuhambisana namandla aphakanyisiwe avela ku-crane, okwenza kube nokutholwa okuphathekayo kwephezulu emhlabeni nasemigodini eyehlukene. Umsebenzi oshukumisayo usebenza ezikhathini ezivamile eziphakathi kuka-10 no-80 Hertz, okunciphisa ukuncintisana komhlabathi emhlabeni jikelele wokushaya amasondo ngokweqile, kanti okuvumela amandla ka-gravity kanye nengcindezi ye-crane ukuba kwandise ukunyakaza kwamasondo ngendlela efanele kunezimvume zokushaya ezijwayelekile kuphela. Le ndlela kube yindlela ebalulekile ku-geotechnical engineering yanamuhla yokusebenza kokwakhiwa kwezisekelo kwasogwini nakwass shore, okuhlinzeka ngezindlela ezithule nezinhlinzeko eziphathwayo zezimiso zokushaya ezijwayelekile ezisemkhathini noma ezivela phansi kwezimboni ze-hydraulic. Ukuvezwa kwemishini yokuphakanyiswa kwemishini yokushaya amasondo kuhlanganisa i-crane ebanzi ye-hammer ye-vibratory evumela ukufakwa nokuhlelwa phezulu kwesikhumbuzo samasondo. Izinhlelo zokushaya amasondo ezisezingeni eliphakeme zihlanganisa ikhomishini ye-elekthronikhi noma ye-diesel enomotor okhulu okhiqiza ukuhamba okubambene, okwakha amandla aphakanyisiwe adluliselwa ngqo emgomani wamasondo. Ukuphakanyiswa kwe-crane kuvimba abaphathi ukuba bagcine ukuhamba okuqondile ngokuqondile kanyekanye, kulula ukuhlela emizileni emikhulu, okwenza le ndlela ifanele kakhulu ezindaweni zasemadolobheni nasemasebenzini amasha lapho kukhona izinkinga zendawo nezinye izinsolo. Imikhakha ethuthukela izinyathelo ze-pile kulandelelayo ivimbela ukufaka ama-sand noma ama-guides ukuze kuqinisekiswe ukufaka ngokukhethiwe, ama-plate e-pile ukuze ahlukanise amandla ushukumisayo, kanye nezinhlelo zokulawula ezibheka ukusebenza kokushaya okuhlanganisa ukusetha ama-pile, ukumelana, nezinguquko ze-frequency ngesikhathi sangempela. Ukuphakelwa kokushaya amasondo kushaya kahle emhlabeni ongenakhono njengezihlabathi nezindonga, lapho ukuncishiswa kwengcindezi esebenzayo emhlabeni jikelele kusheshisa ukwenyuka kwamasondo. Le ndlela isebenza kahle kuzakhiwo ezihlanganisa uhlobo oluphakathi kokujuleka kwamasondo aqukethe ububanzi bezephethi ezivamile nezintsunda ezinzima, nakuba ukusebenza kungatholakala ezintanjeni ezihlanganisa ukujahe ze-zones ezinzima zokucindezela eziyeqile. Ukusebenza kuyahluka kwimikhankaso eminingi yokwakha efana nezokwakha izigubhu, izigcawu ze-wind ezisogwini, izikhala zezilwandle, ukwakhiwa kwama-structures, kanye nezogcino zezimboni. Le ndlela iphumelela ezimweni ezidinga izinhlelo zokufaka ezisheshayo, ukunciphisa umsindo ezindaweni ezibucayi, kanye nezinhlelo lapho kontrol ye-vibration yomhlabathi ibalulekile ezakhiweni eziseduze noma ezinsizakalweni. Izinzuzo zokonga amandla nezokusebenza kwezendamfundo zomhlophisi wezinsiza zikhuthaze ukwamukelwa kwazo ezimakethe zomhlaba. Ngokunciphisa isikhathi sokushaya amasondo kanye nezindleko zomkhiqizo eziphathelene nezindlela zokushaya ezithile, le tikhnolodhji ikhuluma kakhulu ekuqedeni izinhlelo ngobungcweti kakhulu, okuphumeza kangcono izinhlobo ezixakile zemithetho ejwayelekile ezilawulwa ukwakhiwa nokukhishwe kwomsindo. Izicelo zokuthuthukiswa komhlaba, ikakhulukazi ukufakwa kwemigqa yamatshwe kanye nokwandiswa komhlaba, zikhulisa ngaphezulu ukusebenza kwemishini yokushaya amasondo emikhiqizweni ye-geotechnical ebhalwe ngakhona. Ukuguquguquka kwemishini efakwe ngaphansi kwe-crane, kuhambisana nenqubekela phambili ezikhwameni nezokuhlola, kukhumisile ukushaya amasondo njengendawo ebalulekile ngaphakathi kwesiqondiso se-geotechnical engineering ezinsizakalweni zabakhiqizi nabachwepheshe be-pile abaphatha izimo ezijulile ezinzima.
I-excavator efinyelelwe nge-vibratory pile driver imele indlela yokwakha ehlosiwe ye-geotechnical esebenzisa ama-hammer e-vibratory anamandla axhunywe kumabhuku we-excavator ukuze afake ama-pile ezimo zomhlabathi ezahlukene. Le ndlela ihlanganisa ukuhamba nokunembile kwezinsiza ezisekelwe ku-excavator nomsebenzi ophumelelayo we-vibratory driving, okuwenza ube namandla kakhulu kumaphrojekthi adinga ukufakwa kwama-pile ngokushesha ngaphandle kokuphazanyiswa komhlabathi. Umshini we-vibratory usebenza ngokukhiqiza ukunyakaza okusheshayo okunciphisa ukucindezela phakathi kwe-shaft ye-pile nomhlabathi ozungezile, uvumela i-pile ukuthi ihambe phansi ngokuncane kokusetshenziswa kwamandla uma kuqhathaniswa nezindlela zokushaya, ngenkathi igcina ukukhiqizwa okuphezulu kokufakwa. I-excavator efinyelelwe nge-vibratory pile driver ibonakala ngokufaka i-hammer ye-vibratory ngqo ku-boom ye-excavator, ivumela ukumisa nokushaya ama-pile ngezinga elihle kakhulu nakwazulu. Le mbono iletha izinzuzo ezifanelekile ezindaweni eziminyene, emanzini, nasemahlathini anzima lapho izinsiza ezijwayelekile zokushaya ama-pile zingase zibe nzima. I-hammer ye-vibratory ikhiqiza ukunyakaza okuqhubekayo okunqamulelayo okuvame ukuba phakathi kuka-5 no-25 hertz, kudala isimo esithile sokukhipha emhlabathini ozungezile okuthuthukisa ukuphuma kwayo kwe-pile. Lezi zinsiza zisebenza kahle kakhulu emhlabathini ongenakho ukuhlanganiswa njengensimu, igalofu, nezihlabathi lapho ama-frequency e-vibration anganciphisa kakhulu ama-angle e-friction angama-particle omhlabathi. I-vibratory pile drivers yesimanjemanje iklanywe ngezinto ezilungisekayo zefrequency nezilawuli ze-eccentric moment ezihlukile, okuvumela abatshali ukuthi benze ngcono ukusebenza kokushaya ngama-profiles omhlaba athile nezidingo zeziqalo. Izicelo ze-excavator efinyelelwe nge-vibratory driving zibandakanya amaphrojekthi ahlukahlukene e-engineering yeziqalo kuhlanganisa izindlela zezigqoko, izakhiwo zezimboni, izakhiwo zomfula, kanye nezakhiwo zokuhlala lapho ukufakwa kwama-pile okuphumelelayo nokushesha kubalulekile. Le ndlela ihlale ikhokha okukhulu kumaphrojekthi okuphuma ama-piling ahilela izinsimbi, ama-pile e-concrete aphezulu, kanye nezinto ze-pile ezihlanganisiwe. I-vibratory pile driving ikhiqiza umsindo ophansi kakhulu nokudluliswa kokunyakaza uma kuqhathaniswa nezindlela ze-hammer, okwenza kube ukukhetha okuncomekayo kwamaphrojekthi ezindaweni zasemadolobheni noma eduze nezakhiwo ezithintekayo. Izimo zomhlabathi ezilungele kakhulu i-vibratory driving zifaka ama-granular soils nezinto ezinomthamo ophakathi kokukwazi ukufaka umthwalo, nakuba izinsiza zesimanjemanje zingahambisana nama-profiles omhlaba ahlangene with apropriote frequency adjustments. Uhlobo olungamiphumela lwe-installation ye-vibratory luhlonza izinsimbi ezithintekayo kahle futhi luqinisekisa ukuthuthukiswa kokukwazi ukukhipha umthwalo ngaphezu kokuphathwa komhlaba okuhlelekile nokucindezelwa komhlaba eduze kwe-pile. Abachwepheshe bemakethe ye-TerraForce kanye nabakhi beziqalo ezijulile basebenzisa i-excavator efinyelelwe nge-vibratory pile drivers ukuletha izixazululo zesiqalo ezisebenza kahle, ezinokonga izindleko kumaphrojekthi e-geotechnical anzima. Ukukhethwa kwezinsiza kuncike kubukhulu bephrojekthi, ukuzidinga kokungena, izimo zomhlabathi, nokusondela kuzakhiwo ezikhona noma kumathuluzi. Abasebenzi abangochwepheshe bahlanganisa ulwazi lwezithako zomhlaba nezifiso zezinsiza ukuze benze ngcono izindlela zokushaya futhi bafeze ukufakwa kwama-pile okuthembekile nokungaphazamiseki emvelweni kanye nokusebenza okuhle kwezisiqalo.
Izigayo zokushaya ezijikayo zokuphakamisa zinikeza indlela ethuthukile yokufaka izisekelo ezijulile, zixuba ukuhamba kwezokungcebeleka okuvundlile namandla okujika okuqhubekayo ukuze zisebenzise amapayipi kalula ezindaweni ezahlukene zomhlabathi nasezintabeni. Le mishini ekhethekile ibalulekile emisebenzini yezezimali lapho ukufakwa kwamapayipi kudinga kokubili ukunemba kanye nezimo zokusebenza eziguquguqukayo. Isici sokujika ngokuphelele sivumela abasebenzi ukufaka amapayipi ngezinhlangothi nemikhonzo ehlukene ngaphandle kokushintsha ngokuphelele uhlelo lwegiga, kuthuthukisa kakhulu ukukhiqizwa endaweni futhi kunciphisa isikhathi sokwakha izisekelo ngokuphelele. Le teknoloji ibaluleke kakhulu ezindaweni ezinjengamakhaza edolobha lapho ukuncishiswa kwesikhala nezimo zokusebenza kudinga imishini engaguquguquki kumazinga enzima endaweni lapho kugcinwa khona izinga lokufaka eliqinile. Ukusebenza kwezikhala zokushaya ezijikayo kusekelwe kumandla okushaya ahambayo anciphisa ukushelela komhlabathi futhi akhawulelwe ukufakwa kwamapayipi, kuvumela amapayipi ukuba ahlale endaweni ngaphandle kokuphazamiseka komhlaba. Ngokwehlukana namahhashi abuthakathaka abalwa nezishaya eziphindaphindiwe, izikhala zokushaya ezi-vibratory zenza ukusakaza okuqhubekayo okwenze umhlabathi ojikelezayo, kunciphisa ukushelela komzimba ukuze kube lula ukufaka amapayipi amakhulu, ama-sheet piles, ama-H-piles, kanye nezinsiza zepayipi. Le mekanismo ye-vibration ivamise ukusebenza kumazinga phakathi kuka-10 no-40 hertz, ngamplitude namandla angaguqulwa ngokususelwa ezimfuneko zomhlabathi nasezicini zamapayipi. Ubuchwepheshe bokujika bungeza enye indawo emkhakheni wokufaka, kuvumela abasebenzi ukuba baphumelele ukunqanda ukumelana nomhlabathi ngezikhumbuzo eziningi uma behlangabezana nezindonga eziqinile noma nezimo zomhlaba ezithumele. Le ndlela ehlangene iletha ukusebenza okungcono ezindaweni ze-geotechnical ezinzima ngenkathi kunciphisa amazinga noise uma kuqhathaniswa nezindlela zokuphonsela izinsimbi ezijwayelekile. Izikhala zokushaya ezijikayo zifeza kahle ezinhlelweni zokuHlakalela nezokwakhiwa kwamathempeli, umkhakha wamachweba, izisekelo zokwakha ezindaweni ezinzima, kanye nezinhlelo zokuthuthukisa umhlabathi ezidinga ukufakwa kwepayipi okulungile. Lezi zikhala zisebenza kahle emhlabathini owubanda kuya ohlakaniphile, ezingxenyeni ezinzima, nasezindaweni ezigcwele lapho izimfwemfweni zomhlaba zidinga izindlela eziguquguqukayo zokushaya. Ukufakwa kwepayipi ezimele, namabha e-soldier okwakha izindonga ze-sluary, kanye nezinsiza ezinkulu ezikhunjwayo kuzincike kakhulu kule teknoloji. Imishini iyahlanganiswa kokubili emisebenzini emhlabeni kanye nasezindaweni ezisemngceleni, ukwenza kube njalo ukubaluleka kokuthuthukiswa kwezilwandle kanye nemisebenzi eduze nolwandle lapho ubunzima bokufaka amapayipi bukhula kakhulu. Izimo zomhlaba ezihlukahlukene kusuka kuzimbobo zomhlaba nezindonga zobumba kuya ezimangweni nasezindaweni zomzimba zonke ziyazuza endleleni elawulwa ye-vibratory evimbelayo, epholileka izinzwa nemiphumela yokuhamba kwempela emakhiwe eduze. Abaklami bezisekelo bakhetha izikhala zokushaya ezijikayo uma izindlela zokushaya ezijwayelekile zinganele, lapho kunezimo zokukhuluma nezokushaya ezithinta, noma lapho izimo zomhlaba zidinga ukulawulwa okuphezulu kanye ne-flexibility okukhona phakathi kokujika nokushaya.
Izikhumbuzo ze-leader ezihlanganisiwe zokushaya nge-vibratory ziwumkhiqizo obalulekile kokwakha izisekelo ezijulile zanamuhla, ikakhulukazi ezinhlelweni lapho kudingeka ukufakwa kwepali okusheshayo ngaphakathi kwezimo zomhlabathi ezihlukahlukene. Lezi zinhlelo zezakhiwo eziyi-vertical zisebenza njengemihlahlandlela enembile ye-hammers yokushaya nge-vibratory, ziqinisekisa ukuvumelana kwepali okufanele, ukusimama, kanye nezindlela zokungena ezilawulwayo ngesikhathi sokuthuthukiswa komhlaba nasekusingatheni izisekelo. Ukuvumela izikhumbuzo ze-leader ezihlanganisiwe kuvumela abaqashi ukuba basebenzise izinhlelo zokushaya nge-vibratory kumaphali ayindilinga nemikhono ehlukene ngaphandle kwesidingo sokushintsha imishini ebizayo, okwenza kube yisixazululo esisebenziseka ngezindleko kubaqashi abenza amaphrojekthi e-geotechnical ahlukahlukene. Inqubo yokushaya nge-vibratory isebenzisa amandla omshini aphindaphindiwe ukunciphisa umthwalo womhlabathi futhi ilungise ukufakwa kwepali phakathi kwezindawo ezinomhlabathi ezibangayo nezihlangene. Izikhumbuzo ze-leader ezihlanganisiwe zinikeza uhlaka lwezakhiwo olugcina ukuvumelana kwe-hammer ngenkathi kunciphiswa ukuphazamiseka kokusebenza kanye nokusakazeka kwamandla okuphakathi ukuze kuvinjelwe ukuphambukiswa kwepali ngesikhathi sokufakwa. Lezi zikhumbuzo zihlanganiswa nezinhlelo ze-hammer zokushaya ezifakwe ezimotweni ezihambayo noma ezisebenzayo, futhi izinhlelo zokuxhuma ze-mast zenzelwe ukufakwa okusheshayo nokulungiswa. Uhlelo lokuhola luvumela abashayeli bepali ukuba bagcine ukuhamba kwe-vertical okuqondile ngaphansi kwemikhawulo yokuvuma ebalulekile ukuze kugcinwe ukuklama kwezakhiwo, ikakhulukazi ezindaweni zasemadolobheni nakwamasu abucayi lapho kulawulwa khona ukuhamba. Izicelo ze-geotechnical zezikumbuzo ze-leader ezihlanganisiwe zokushaya nge-vibratory zifaka phakathi izimo zokwakha ezahlukahlukene, kusukela ezisekelweni zezindonga eziphakeme neziseko zeziphathimandla kuya ekwakheni ama-piling wezikhungo zamachweba nasezinkundleni ezimbonini. Ukushaya nge-vibratory kubonakala njengokusebenza kahle ikakhulukazi emhlabathini ongenayo i-sandy ne-silty lapho izindlela zokushaya ezijwayelekile zidinga isikhathi eside sokusetha nokusetshenziswa kwamandla. Le teknoloji iphinde isekele ukufakwa kwamapali anokuphazamiseka, amalungiselelo ezivivinyo zokuhlola, kanye nemisebenzi yokulungisa ezisekelweni ezikhona. Abakwaqashi benza kube lula ngezikhumbuzo ezihlanganisiwe uma besebenza ezindaweni zasemadolobheni ezivamile, njengoba idizayini ye-modular ivumela ukuhlelwa okusheshayo kwezinhlobo ezahlukahlukene zamapali, kuhlanganise namapali e-pipe evaliwe, amaphali e-H-ensimbi, nezicucu ze-concrete ezilungisiwe. Ukukhethwa nokuchazwa kwezikhumbuzo ze-leader ezihlanganisiwe kudinga ukucabanga okunembile ngesisindo sephali, izimo zomhlaba, izikhomba ze-hammer ye-vibratory, kanye nezithiyo zendawo. Izinhlelo zemast zanamuhla zifaka ama-mechanisms wokulungisa enembile ukuze kulawulwe ukufaneleka kwe-rake, kuqinisekisa ukuhamba komthwalo okufanele nokuhambisana kwepali kokushaya kokukhiqizwa kanye nezicelo ezibalulekile zokuhamba. Izinethiwekhi zokuboleka imishini ezikhethekile ezimishini zezikhalo zigcine izinqwaba ezinkulu zezinhlelo ze-leader mast ezivumelanayo, zisekela abaqashi phakathi nezinyathelo zokubhala amaphrojekthi nokuphumelelisa. Njengoba ubuchwepheshe bezisekelo ezijulile buqhubeka, izikhumbuzo ze-leader ezihlanganisiwe ziqhubeka nokumela i-khathalogi yemishini ebalulekile edlulisela umkhawulo phakathi kwezikhungo ezikhethekile ezinamandla okunamuhla kanye nezixazululo zokwakha eziguquguqukayo, ezidingekayo emakethe yokwakha yanamuhla.
Ukufakwa kokushaya ngokuqhumisa indlela yokufaka ama-pile esebenzisa ukuncintisana okuphathwayo ukuze kuhlangane nokumelana nomhlabathi nokungena kwama-pile emhlabeni ngaphandle kokuphazamiseka. Ngokungafani nezindlela zokushaya ezincike kumandla adluliselwa ngokuphindaphindiwe, izinhlelo zokushaya zokuqhumisa zisebenzisa ubukhulu obuzungezile obufakwe phezu kwentambo ye-hammer ye-pile ukuze kukhiqizwe ukunyakaza okuqhubekayo ezikhathini ezivame ukusuka ku-10 kuya ku-80 hertz. Lokhu kukhushulwa okuqondile kunciphisa ukumelana nezicuthe phakathi kwe-pile nomhlabathi ovikela, kudala indawo egcotshwe ngamanzi evumela ukuhamba kwe-pile okungcono. Le ndlela ikakhulukazi iyasebenza emhlabathini ongcwele, kufaka phakathi izinqwaba zetshe eziDense, ama-formation egravel, nezinto ezingenamakhompiyutha lapho ukuncintisana kunganciphisa umdlandla nokumelana nomhlaba ohlangene. Ukufakwa kokushaya ngokuqhumisa kusebenziseka kakhulu ekufakweni kwe-pipe piles ze-steel, ama-H-piles, kanye nama-closed-end piles ekwakhiweni kwezizinda, ukuthuthukiswa kwamapulatifomu aphumile, kanye nezinhlelo zezimayini. Le ndlela ithole ukuthandwa okubanzi ezinsizakalweni zezikhululo, ezinyathelweni zokuwela, nasemsebenzini wokuzinza kwezindawo lapho izinhlelo zemvelo nezithintelo zomsindo zidinga izindlela zokufaka ezithule, ezingezona eziphazamisayo uma kuqhathaniswa nezinsiza ezivamile zokushaya. Inqubo yokufaka kokushaya ngokuqhumisa ifaka phakathi ukusetha i-hammer eqhumisa phezu kwe-pile nokwakha uhlelo ukuze kukhiqizwe ukunyakaza okuqhubekayo okuphambene nenjoloba ye-pile. Njengoba ukuncintisana kuthe xaxa, isisindo esisebenzayo se-pile sincishiswa, sinciphisa umdlandla ongemvelayo phakathi kwe-pile shaft futhi kuvumele ukuhamba kalula emthini wombhoxo. Izinga lokufakwa lingalawulwa kahle ngokulungisa imvamisa ye-hammer kanye nephezo, kuvumela abaqhubi ukuba baphendule ezimweni zomhlabathi ezishintshashintshayo nokumelana okukhona phakathi kwezinyanga ezahlukene. Lokhu kulawulwa kubaluleke kakhulu emkhandlwini ephakemeyo equkethe ama-cohesive layers eSand, Silt, kanye neClay lapho iqhulavu eliguquguqukayo lidinga izindlela zokufaka ezishintshayo. Ama-hammers wokushaya ngokuqhumisa anamuhla atholakala ngebhizinisi elihlukahlukene nosayizi bamandla, kusukela kuzinhlelo ezincane ezifanelekile kwezokusebenza okukhanyayo kuya kwezinhlelo ezinkulu ezakhiwe ukuze kusebenza ama-pile amakhulu ezindaweni ezitadlile. Izinhlelo zokufaka jikelele zihlala zifaka izikhombisi ze-pile ezihlanganisiwe, izinsiza zokuphendula, kanye nezinsiza zokuhlola carga ukuze kuqinisekiswe ukuhleleka okuqondile nokuhlunga kwemithwalo ngesikhathi sokufaka. Ukushaya ngokuqhumisa kubonisa ukufaneleka okukhulu emhlabathini odotiwe ongenamakhompiyutha kanye nezakhiwo zetshe ezilula kuya emdwaleni ophakeme lapho umphumela wokuphola kwezinkanyezi uqinisekisa ukuphumela kwezinjongo. Le ndlela ayisebenzi kahle emhlabathini anomthamo ophezulu njenge-clay, silt, noma izigaba ezihlanganisiwe, lapho amandla okushaya angase anganciphisi umdlandla okukhona futhi ukuthintana kokushaya kuhlale kuyindlela edingekayo. Ezimeni zomhlabathi ezifanele, ukufakwa kokushaya ngokuqhumisa kunikeza inzuzo enkulu kuhlanganise nokunciphisa umsindo, ukunciphisa ukunyakaza kumasimi, izinga lokufaka i-pile elisheshayo, kanye nokwehla kwemisebenzi uma kuqhathaniswa nezinhlelo zokufaka i-pile ne-cap. Izinzuzo zemvelo kanye nokusebenza kahle kuveze ukufakwa kokushaya ngokuqhumisa njengendlela ethandwayo ezigcawini eziphezulu, eduze nezakhiwo ezinzima, kanye nezinjini ezithintwa ngokuqinile ngemithetho yemvelo. Kuzo zonke izinhlelo ezikhethekile ezifana nokufaka imigwaqo ye-submarine kanye nokufaka ama-turbine omtshalo, ama-drivers wokushaya ngokuqhumisa asebenziseka kakhulu ukuze kutholakale izinhlelo zomsebenzi ngenkathi kugcinwa ukuhambisana kwemvelo nezinga lokuphepha kwezinhlelo ngesikhathi sokufaka.
Ukushaya ngempumelelo ngamahammer e-hydraulic kubonisa indlela ebalulekile futhi ephumelelayo yokufaka ama-pile adriven emisebenzini yokwakha izisekelo ezijulile. Le ndlela yokusebenza ehlukile ibandakanya ukusetshenziswa kwezinsiza ezithathwa ku-hydraulic ukufinyelela ngokulawula, imiphumela enamandla okushaya eziphakeme ezingena emathanjeni ahlukene omhlabathi futhi ziye ezandleni eziphethe umthwalo. Ama-hammer e-hydraulic akhethwa ngenxa yokunemba kwawo, ukwethembeka, kanye nekhono lokwakha amandla alinganayo phakathi nezikhathi ezinde zokushaya. Le ndlela itholakala kakhulu ezimeni lapho ukuhamba komhlabathi kubukhali noma lapho izidingo zokuphakama kwezisekelo zidinga amandla ashaya aqinile, aphezulu. Lama-hammer asebenza ngohlelo lwe-hydraulic oluphambili olulawula imvamisa yokushaya, amandla okushaya, nezinga lokushaya, okuvumela abaPhathi ukuthi benze kahle izilungiselelo zokushaya ngokuya ngezimo zomhlaba zangempela nezpecifica zomsebenzi. Inqubo yokushaya uqobo ibandakanya ukusetha i-hammer ye-hydraulic phezulu kwepali, ngokuvamile ikhangwa kwi-crane noma rajji yokushaya, futhi ilungiselelwe iziphumo eziphindaphindiwe ezinqobe ukumelana nomhlabathi futhi izise ngaphansi. Ama-hammer e-hydraulic anamuhla angasebenza ezingeni le-mvamisa elihlukile ukusuka ezinhlelweni zokushaya ezifanayo zokukhandleka ezindaweni ezibucayi ukuya ezinhlelweni eziphuthumayo ezinezinsuku ezingama-30-60 zokushaya ngomzuzu ukuze kufezwe ukufaka okuphelele. Izinsiza zilinganisa ukusebenza kokushaya ngezinhlelo ezifana nezilungiselelo zokushaya (ukuya phambili kwepali ngomthelela), izidingo zokubala zokushaya, nesikhathi sokushaya esiphelele, konke lokhu kunikeza idatha ebalulekile yokwethenjelwa kwezinga nokuhlola amandla epali. AbaPhathi bahlola ukumelana kokushaya ngokucophelela ukuze bathole izinguquko ezimweni zomhlaba, izithiyo ezingaba khona, noma ukwehluka ezandleni eziphethe umthwalo. Le mpendulo yesikhathi sangempela ivumela izindlela zokushaya eziguquguqukayo ezikhulisa umkhiqizo ngenkathi kuqinisekiswa ukufakwa kwepali okufanele nokwakhiwa kozimele. Ama-hammer e-hydraulic asetshenziswa ezimweni ezihlukahlukene zomhlabathi ezivela kumathayi ahlanganisiwe namasilika kuze kube kumagquma, amatshe, nama-deposit aphesheya. Anenani elifanayo ezindaweni ezinzima kuhlanganisa izindawo ezilimazekile, izindawo zasemadolobheni ezinomngcele, izicelo zasolwandle, nezinhlelo ezijulile zokuhamba lapho ezinye izindlela zokushaya zingasebenzi kahle. Ukuvuselelwa kwezinhlelo ze-hydraulic kuzivumela ukuthi zihambisane nezinhlobo ezahlukene zama-pile kuhlanganisa ama-pile ensimbi e-H-section, ama-pile epayipi avaliwe, ama-pile epayipi evulekile, nezigaba ezikhethekile. Ukusetshenziswa okujwayelekile kufaka izisekelo zezakhiwo eziphakeme, ukwakhiwa kwezinsiza zokuhamba, isakhiwo semikhumbi nakwamanye amaphuzu, ukusondeza izikhungo zezimboni, nokubuyisela izakhiwo ezikhona. Ukuhlanganiswa kwamandla okushaya okulawulwa, ukuzivumelanisa kokusebenza, kanye nekhono elivele laboniswa ezimeni ezinzima ze-geotechnical sekuqinisekiswe ukufaka okufana ne-hydraulic njengobuchwepheshe obubalulekile bokwakha izisekelo kanye nezinkampani ezikhethekile zokushaya ezisebenza kumaphrojekthi lapho ukuhamba okukdeep, ukuqinisekiswa komthwalo, nokwethembeka kokwakha kuyizidingo ezibalulekile.
Iziphakamisi zomsebenzi zensimbi ze-diesel zikhombisa indlela eyisisekelo ekwakheni izisekelo ezijulile, zis utiliza umphumela wokushayiswa kwemishini ongenakulawulwa ukuze ziqhube ama-pile emhlabeni. Lolu hlobo lomsebenzi lufaka phakathi ukufakwa kwama-H-piles wensimbi, ama-pipes piles, ama-piles ejazi elishisiwe, kanye nezinye izingxenye zamapile ngokuya ngezikhukhula eziyiqanda ezithunyelwa ngama-hammers e-diesel. Le nqubo idlulisa amandla e-kinetic adalwe yisisindo esibhakabhakayo noma i-ram esheshayo ngqo emathunjini epile, ikhipha umkhiqizo owufunayo ngaphansi komhlaba. Ama-diesel hammers asebenza ngokuzimela ngaphandle kwemithombo yamandla angaphandle, okwenza kube kuhle ezindaweni ezikude nasezimo zezakhamizi ezinzima lapho ingqalasizinda yamandla kagesi ingatholakali. Ukusebenza kwemiphumela kokushaya okuphindaphindiwe kuphucula futhi kushintshe impahla yomhlabathi, kuvumela i-pile ukuthi ifake phakathi ngezendlalelo zensimu, umgongqo, u-silt, kanye nezixube zomhlabathi ngenkathi ifinyelela ubude obudingekayo ukuze ifike ezindaweni ezitholakalayo zokuthwala noma kumathambo. Ukusebenza kwezobuchwepheshe kokushaywa kokuphumelelayo kudinga ukuvumelanisa ngokucacile phakathi kokukhetha i-hammer,.Specifications zamapile, nezimo zomhlaba eziphansi. Abasebenzi kumele balinganisise ikhono lokuthwala lomhlabathi, balinganisise amandla afanele e-hammer ukuze kuhlangatshezwane nohlobo lwe-pile nembono yomhlaba, futhi bahlale belandela ukumelana kokushaya ngokusebenzisa ukubalwa kwemithwalo okunembile nezilinganiso ezibekiwe. Izimo zomhlabathi ezahlukene zidinga izindlela ezahlukene—imikhakha ehlangene njenge-clay ingase idinge ukudluliswa kwamandla aphezulu ukuze kudlule iphunga, kanti umhlabathi ophelele njenge-sand eqinile ungase udinge ukushayidwa okulawulwayo ukuze kugwenywe ukukhipha okweqile ku-hammer structure. Ukuze okuhlangenwe nakho kwamahora empi akhuphuke ekuphatheni okujwayelekile ku-diesel hammer, lokho kuqinisekiswa ngokuqhuba okuhle ezimweni zomhlaba ezinzima futhi kuvumela ama-pile amakhulu afuna amandla amaningi okushayisa. Ama-diesel hammers anemisebenzi ebalulekile ezinhlelweni ezihlukahlukene zokwakhiwa kwezisekelo ezijulile, okuhlanganisa ukwakhiwa kwezindlu, izisekelo zezindawo zokwakha ezikhethiwe, izikhungo zezimboni, izakhiwo ezikwiwashi, kanye nezinhlelo zokweseka izikhala ezikwiwa. Le ndlela isaba ukukhethwa kwabaningi abaqashi ngoba ithola imiphumela evumelanayo kumaphrofayili omhlabathi ayinkimbinkimbi, ikhiqiza amarekhodi okufakwa akhiwe kahle, futhi inciphisa ukukhathazeka ngokuqiniswa kwesakhiwo ngesikhathi sokufaka. Lolu hlobo lomsebenzi ludinga ubuchwepheshe bezelula kwezokusebenza ze-hammer, ulwazi lwemigomo yobunjiniyela be-geotechnical, nokuqonda kwemithetho yokwakha yendawo nezimo zemvelo. Izicelo zanamuhla ziqhubeka zixuba ukushaywa okujwayelekile nezinhlelo zokuhlola ngesikhathi esifanele ezithola ukuhamba, ukuhamba kwe-pile, kanye nedatha yesisindo, kuvumela abenjiniyela ukuthi baqinisekise ukufinyelelwa kokwakhiwa nokuhlinzeka ngedokhumenti ephusile yolwazi lokufaka ukuze kuqinisekiswe ukuthi bonke uhulumeni baphumelele.
Indlela yokucindezela imele ubuchwepheshe obukhethekile bokushaya amaphayiphi obuchwepheshe bezisekelo ezijulile lapho amaphayiphi ecindezelwa kancane kancane emhlabeni esebenzisa amandla aphezulu alawulwayo. Ngokuphambene nezinhlelo zokushaya amaphayiphi ezisebenzisa ukuqubuka noma umphumela, indlela yokucindezela isebenzisa uhlelo lwama-anchorage okuphendula olufakwe ngaphambi, oluzenza indawo yokuphendula ezinzile evimba amandla acindezelwe kumaphayiphi. Le ndlela ivumela abaqashisi ukuba bafake amaphayiphi e-H enziwe sthelas, ama-tube esithathu, kanye namaphayiphi aqinisiwe ngekhonkrithi ngokulawula kahle ukujula nokuphazamiseka okuncane komhlaba. Uhlelo lokushaya amaphayiphi lokucindezela luwusizo ikakhulukazi ezindaweni zasemadolobheni nasezindaweni zokwakha ezibucayi lapho imingcele yokuvuvukala nokukhala kubalulekile. Njengoba le ndlela ikhipha umthelela nokuphazamiseka okuncane okuhlobene nokushaya ngesikhwama, iyanciphisa kakhulu umthelela kwemvelo ezakhiweni ezisemhlabeni, emalinezikhwama, nasemithonjeni engaphansi komhlaba ngenkathi igcina izinga lokungena kwamaphayiphi lingashintshi kunoma yikuphi ukuphikisana komhlaba. Indlela yokucindezela isebenza kuma-geo-technical conditions ahlukahlukene, ukusuka enkundleni ethambile ye-clay ne-silty kuya kumsandla ocilikile kanye nezinhla ezixubile, iyenza ibe yinqaba kakhulu kumaphrojekthi ezisekelo ezindaweni zasemadolobheni ezinzima. Izinhlelo ze-anchorage yokuphendula zingakwazi ukukalwa nokuhlelwa ukuze zihambisane nezimo zomhlaba ezithile kanye nezidingo zomthwalo wamaphayiphi, kuvumela imishini ukuthi igcine izinga lokushaya elilawulwayo noma ngabe izinhla ezinzima zokungena. Le teknoloji ivumela kokubili ukufakwa kwamaphayiphi amasha nokukhipha amaphayiphi akhona ngokuphendula kPressure ye-hydraulic, ixhasa izinhlelo zokulungisa indawo nokuvuselelwa kwezokwakha. Izinsiza zokucindezela ezisezingeni elisha zihlanganisa izinhlelo zokuhlola umthwalo nezikhuphukeli, zinika idatha yesikhathi sangempela ngomphumela wokungena, ukujula kwamaphayiphi, kanye ne-structural integrity kuyo lonke uhlelo lokufakwa. Izicelo ze-press-in piling zifinyelela ezindaweni zokuhlala, ezimbonini, nezizinda zezimali, kuhlanganisa ukwakhiwa kwezindlu eziningi, imisebenzi yeziqhingi zezinyathelo, nezinhlelo zokuthuthukisa lapho ukuphonswa okujwayelekile kungaholela ekuphazamisekeni noma ekukhuleni okungamukeleki. Le ndlela ibonakala iyasebenza kakhulu ezindaweni ezinabantu abaningi, eduze kwezibhedlela nezinsizakalo ezibucayi, nasezinhlelweni ezinomthelela omkhulu wokwakha ebusuku. Njengoba ama-anchorage okuphendula aphelezela umthwalo phezu kwamavolumu omhlaba amakhulu, indlela yokucindezela ingasetshenziswa ezindaweni ezivalekile lapho amaphayiphi noma amadokodo aphendula ejwayelekile engafaneleki. Le ndlela yokushaya amaphayiphi iphinde ixhase ukujula kanye nezinsizakalo zokulungisa izisekelo lapho ukunemba nezici zokudlula okuphansi kuvimbela ukwehla kwezakhiwo eziseduze. Uhlobo olutholakale lwetemu yokucindezela lwe-technology lunciphisa ukuphazamiseka komhlaba, kwehlisa izingozi zomhlaba ophakeme nokunyakaza komhlaba okungabeka engcupheni imisebenzi eseduze nezindlu nabanye, okwenza kube yisixazululo esithandwayo sokwakha izisekelo ezijulile kumaphrojekthi anzima edolobheni nasezindaweni zokwakha ezinobungozi bemvelo.
Ukufakwa kwezikhonkwane ezingama-helical kubonisa indlela yesimanje, esebenzayo yokwakha izisekelo ezijulile eyisebenzisa amathuluzi ehelical anzulu ukuze idluliswe ngezinsika zensimbi emhlabeni. Ngokwehlukana nezindlela zokufaka ezijwayelekile eziqhutshwa ngamandla okuthintana, izikhonkwane ezingama-helical zisebenzisa ukuhamba okuqhubekayo ukuhamba ngezithasiselo zezakhiwo ezithunyelwa phakathi kwezendlalelo zomhlabathi ezahlukene. Le ndlela ikhethekile emkhakheni wobunjiniyela bezisekelo ngenxa yokwehla kokukh noise ne-vibration, okwenza ilungele izindawo ezithintekayo emvelweni nezindawo zokwakha ezinamandla aphezulu. Umklamo wendawo ye-helical, efana nesikhwama esikhulu, usabalalisa umthwalo ngokuphazamiseka komhlabathi nokuthuthukiswa komthwalo njengoba idlula phansi, ikhanyisa izisekelo ezizinzile zezinto ezivela ezakhiweni zokuhlala, ezihlahleni zokuhweba, kuya emisebenzini yezimboni nezinhlelo zokwakha. Le ndlela inikeza ukuhambisana phakathi kwezimo zomhlaba eziningi futhi inikeza izinzuzo ezinkulu ezindaweni lapho imishini yokufaka ezikhonkwane ejwayelekile ihlangabezana nezithiyo zokusebenza. Ukufakwa kwezikhonkwane ezingama-helical kudinga amathuluzi akhethekile kufaka phakathi izikhungo zokufaka ezikhonkwane ezingama-helical, izinhlelo ze-hydraulic torque, kanye nemishini yokuhlola efanele ukuqinisekisa ukuthi umthwalo ofanele utholakala. Abasebenzi basebenza ngokuqhubekayo ukuhamba kwensika ngenkathi besebenzisa umfutho ophansi ophethwe, bephusha izinsika ze-helical phakathi kwezingqimba zomhlabathi futhi bahlola i-torque yokufaka njengochwepheshe ophambili wokuthuthuka komthwalo. Le ndlela ibonakala iyasebenza kwezimo zomhlaba ezahlukene, kufaka phakathi umhlaba we-clay, izibuyekezo zeshumi, izendlalelo zothuli, nezinhlelo zomhlaba eziyinxushunxushu. Ukuhamba kwemishini kubandakanya ukufaka ezindaweni ezikhawulelwe lapho imishini yokufaka izikhonkwane ezinzima ingasebenzi, futhi uhlelo luhambelana kahle nezindawo zomhlaba ezithambile zidinga izikhathi zokuhamba ezide kanye nezendlalelo zomhlaba eziqinile ezidinga ukufakwa okuphezulu. Ukufaka kuvame Ukwenzeka ezingeni lokucacisa kwe-torque, nokuqinisekiswa kokugcina komthwalo kuqinisekisa ubuqiniso bezisekelo nokuhambisana nemithetho throughout inqubo yokwakha. Izinhlelo zokufaka izikhonkwane ezingama-helical zikhuluma emikhakheni eminingi yokwakha kanye nezidingo ezikhethekile zezakhiwo. Izinhlelo zokuthuthukisa umhlaba zisebenzisa ama-helical anchors ukuze ziqinise izinyathelo, izinhlelo zokusekela eziphakamisayo, kanye nokufaka izinsika ezikhona. Ama-telecommunications towers, izikhungo zokudlulisa ugesi, kanye nezinhlelo zokwakha amandla avuselelekayo zise rely ku-izisekelo ezizimele zokuhelical ukuze ziqhubeke ngokushesha nokuphindaphinda. Imikhakha yokwakha ye-marina neyo-coastal ihlose izisekelo ezizimele kumalimi endaweni yephaphu, ukwakha ukwesekela ezimweni ezinzima zomhlaba, nezakhiwo ezidinga ukuphazamiseka okuncane kwemvelo. Ukuthuthukiswa kwe-infrastructure okubandakanya ukweqa imigudu, izisulu zamasondo, izakhiwo zokusekela amanzi, kanye nezifakazelo zesikhashana kuhlelwe kakhulu ukufuna izikhonkwane ezingama-helical ngenxa yokusebenza kwayo, ukwethembeka kokuphakamisa umthwalo, nokwehla kokuthinteka ezikhungweni ezingomakhelwane. Abakhiqizi bezisekelo kanye nabaphezulu bezobunjiniyela baphakamisa izinhlelo ze-helical piles ukuze batushe umhlinzeki wezinsizakalo ezikhethekile ezihambisana nemikhakha yokwakha.
Ukwakhiwa kweziqhumiso zomhlaba, okuhlanganisa amaFranki piles (FDP) kanye nama-screw displacement piles (SDP), kubonisa isu elikhethekile lokwakha amafektri elihlanganisa umhlabathi odredwayo, hhayi ukususa impahla ephumelele. Le ndlela yokuhamba ivamise ukusebenza kahle emhlabathini oqukethe amagranu nezimo zomhlaba ezihlanganisiwe lapho izindlela zokubhoboza ezijwayelekile zingathola izinselelo zokuqina. Le mishini ihlanganisa ukushaywa kuka-mandrel noma ikhethi elingenalutho emhlabathini kuya depth ethile, edlulisela umhlabathi ulungile futhi ngezigaba ezimbili, okwakha amandla okuthwala aphezulu nokumelana nezinkinga eziseceleni. Ngokuhamba ko mandrel, uphonsa i-concrete ukuze wadale isakhiwo se-pile esiphakeme, njalo ngezinto zensimbi ezikhuthazayo. Le ndlela iyakwenza kube nokuthuthukisa kakhulu izakhiwo zezimali zomhlabathi ezizungezile, ikakhulukazi ezisiza ukuphathela umsebenzi othe xaxa ezinhlelweni ezinzulu. Izindlela zama-screw displacement piles zisebenzisa ama-auger flights akhethekile aphendukela ngesikhathi sokufaka, ehamba phambili emhlabathini ngasikhathi sinye, kanti umhlabathi uyashintshwa ngokuqondile. Ngokungafani nama-augers ajwayelekile akhipha ukudla, izinhlelo ze-SDP ziqinisa umkhiqizo womhlaba, okwenza kube indawo engcono yokushayelwa kwesikhumba nokuqinisa amandla okuthwala. Lezi ziqhumiso ziwusizo emafektri eclay ethambile, umhlaba owomile, nezihlabathi ezithambekele ezimeni ezihambisanayo zokwakha. Izicelo ezijwayelekile zifaka izindlu zezimboni, ukuthuthukiswa kwenfrastuktura, amafektri asekhaya, kanye nezakhiwo ezivamile emdzalakazini lapho izimo zomhlaba ezifaka izidingo ezihlukile kubalulekile. Imishini esetshenziswayo iphakathi kwezinsiza zokubhoboza ezithwala ezokuphezulu ezihlinzekwe ngama-drives aphakeme kuya kumathuluzi we-vibratory ne-rotary ahlinzeka ukufaka iziqhumiso ngezikhathi eziyinkinga. Ukufakwa kokwakhiwa okwakhiwe kwe-SDP kuvamile ukufaka izinhlelo zokuhlola ngesikhathi sangempela eziphathelene nesixhumi, ubude, nomfutho wokufaka, okuvumela ukuqinisekiswa kwekhwalithi nokuhambisana nezimiso ze-geotechnical. Izimo zomhlaba ezifanele kakhulu ukuhlanganiswa komhlaba kufaka phakathi umhlabathi ogxilile ekuthuthukiseni, izigaba ezihlanganisayo ezine-clays nezihlabathi, nezinto zasemanzini ezidinga ukwakhiwa komsebenzi ofanele. Le ndlela ibalulekile kakhulu ezindaweni ezinezinga eliphezulu lamanzuzo lapho ukutholwa okujwayelekile kudala ukungazinzile noma ezindaweni zokuqhamuka lapho ukususwa kwempahla kubangela izinkinga zokulawulwa. Ukuze kube nezimfundiso ezijulile ezisekelayo inzuzo ebalulekile - izinsika zezinye izinhlelo, izikhungo zokwakha amandla, nezakhiwo zezindleko - ukuhamba komhlaba kuhlinzeka ngezici eziphezulu zokusebenza uma kuqhathaniswa nezindlela ezingazifunyi. Umugqa owakhiwe uhlehleza izinga lokuhlala, wandisa izinga lokuthwala, futhi wandisa ukumelana nezimo ezingapheli nez Clube ezivamile emkhakheni wezokuthutha nezimboni. Abathengisi kanye nabaqondisi bezobunjiniyela bakhetha ubuchwepheshe bokuhamba komhlaba ngokusekelwe kwidatha yokubhoboza umhlaba, imibiko yokuhlola ye-geotechnical, nezidingo zomthwalo wesakhiwo, ibaluleka izindleko zokufaka nezinsizakusebenza zokwakha nezingqalasizinda.