Emkhakheni wokwakhiwa kwezisekelo ezijulile kanye neziqinisekiso ze-geotechnical, ithuluzi le-Hollow Stem Auger libalulekile ekugudleni nasekuhloleni umhlabathi. Le misebenzi ikhethekile yakhelwe ukudala izindonga zokugudla ezimweni ezehlukene zaphansi komhlaba, ivumela ukufakwa kwamapayela amancane kanye nezibiyeli. Umklamo oyingqayizivele wezikhonkwane ezingenalutho uvumela ukuhamba okuqhubekayo, okukhuthaza ukuhoxiswa komhlabathi kanye nokufakwa kwe-casing, okwenza kube kusebenziseka kakhulu futhi kube neqhaza elihle kokubili ekuhloleni nasekukhuleni. Ukwenziwa kwezikhonkwane ezingenalutho kuhlobene nesikhala sazo esingenalutho, esivumela ukuhamba kwemifino yokugudla nezinsalela zomhlaba ziphume esigudlweni. Njengoba isikhonkwane sishintsha, umkhono wecutting ungene umhlabathi, kuyilapho isikhala esingenalutho siveza ukufakwa kwe-casing noma ezinye izinto ngaphandle kokwehla kwesigudlu. Le nto ikakhulukazi ithakazelisa ezimweni zomhlaba ezingazinzile lapho ukuvikelwa kwesigudlu kubalulekile. Ijolisa ngempela izikhonkwane ezingenalutho zibenza bafaneleke ezinhlelweni eziningi, kufaka phakathi kodwa kungagcini nje kokufakwa kwamapayela amancane, ukuqinisa umhlaba, kanye nezinhlelo zokugudla kwezokuhlalisana. Uma ukhetha ithuluzi le-hollow stem auger, kufanele kubhekwe izincazelo ezibalulekile ukuze kuqinisekiswe ukusebenza okuhle. I-diameter yesikhonkwane ibalulekile, njengoba ithinta ngqo usayizi wesigudlu kanye nokujula okungafinyelelwa. I-diamitha ejwayelekile ithanda ukuba phakathi kuka-4 inches no-30 inches, ibhekelela izidingo ezahlukahlukene zephrojekthi. Ngaphezu kwalokho, ubude besikhonkwane nokwakhiwa kwaso, ngokuvamile insimbi enamandla aphezulu, kudlala izindima ezibalulekile ekuphumeleleni nasekunqobeni ezinhlotsheni zomhlaba ezahlukene. Ukuhlelwa kokukhangwayo nokuphotha nakho kungathinta isivinini sokugudla nokusebenza kahle, okwenza kubaluleke ukuthi kuhlangane lezi zici nezimo ze-geotechnical ezitholakala endaweni. Ngokwenkomba yokufakwa kwamapayela amancane nezibiyeli, izikhonkwane ezingenalutho zinikeza isixazululo esithembekile sokwakha izisekelo ezijulile ezingakwazi ukuhamba imithwalo eyinhloko yesakhiwo. Zisebenza kakhulu ezindaweni ezinzima, njengendawo enezindawo ezikhehla noma ezigcwele umswakama, lapho izindlela zokugudla ezijwayelekile zingase zithukutheze. Ngaphezu kwalokho, amandla okugcina ukuvikeleka kwesigudlu ngenkathi kuncishiswa ukuphazamiseka komhlabathi ozungezile kwenza ithuluzi le-hollow stem auger libe khona yisinqumo esihle kumaphrojekthi adinga ukunemba nokwethembeka. Njengoba isidingo senkathi yokwakhiwa kwezisekelo ezijulile ezisebenzayo nempumelelo siqhubeka sikhula, ithuluzi le-hollow stem auger liphakanyiswa njengempahla ebalulekile emkhakheni wezokwakhiwa kwe-geotechnical. Ngokwazi okuhamba, izincazelo ezibalulekile, nezicelo zaleli thuluzi, abaqashi bangakwenza izinqumo ezifanele ezithuthukisa imiphumela yephrojekthi. Kungakhathaliseki ukuthi ufuna ukuthenga noma ukuqasha ithuluzi le-hollow stem auger, ukubambisana nomthengisi ophakeme kuzokwenza uqinisekise ukufinyelela ezinsizeni ezisezingeni eliphezulu ezihlangabezana nezidingo eziqinile zemikhakha yokwakhiwa kwezisekelo ezijulile kanye nezokwakhiwa kwe-geotechnical.
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