Imikhono yokuhlinzeka ngama-nail azishayayo, evame ukubizwa ngokuthi izixhumi ze-SDA, ibonisa isixazululo esikhethekile sokuphakamisa umhlaba ngaphakathi kwecala elibanzi le-soil nailing. Lezi zinto zensimbi ezine-thread zisebenza njengohlelo lokubhoboza nolokubopha, zixuba ukwakheka kwe-hollow core nokusebenza kokusika noma kokug grinding lapho kugxilwe khona. Ngokuphambene nama-nail ajwayelekile adinga imikhono e- pre-drilled, ama-nail azishayayo akhipha isidingo semishini yokubhoboza ehlukile, okwenza kube lula ukufaka ngesikhathi uma izimo zomhlabathi zibucayi. I-SDA ibonisa ngokuvamile ama-nail akhelwe ngezithiyo ze-helical noma ezine-flute ezihamba ngesikhathi ukudlula ezindaweni zomhlabathi ngenkathi kudaleka ukuqina okuhle endaweni yomhlaba obushelelezi. Le misebenzi emibili yenza ama-nail azishayayo abe nentshiseko enkulu ezicelweni lapho ukuzinza komhlaba kuthintekile, kungaba ngokuhlola, ubungozi bokuphuka kwendawo, noma ezindaweni zokwakha ezingaphansi. Ubuchwepheshe bokuzishaya ngokuphelele buhlinzeka ngempela ngezici ezihamba phambili zokudluliselwa komthwalo uma kuqhathaniswa nezindlela zokufaka ezijwayelekile, njengoba ukuxhumana kwemishini phakathi kwezometry ze-nail nezakhiwo zomhlaba kuhlelwe ngokushesha ngesikhathi sokubhoboza. Ukufakwa kwama-nail azishayayo kuvamile ukwenza ukusetshenziswa kwemishini yokubhoboza ethile ehlobene ne-percussion rotary-percussion, noma izinhlelo ze-pneumatic nezikhungo zokubhoboza i-hydraulic nazo zingenziwa kusebenze kuye ngesisekelo somsebenzi nezimo zomhlaba. Izidingo zokuphakamisa i-torque zivamile ukujolisa phakathi kwe-50 kuya ku-200 kilonewtons, kuye ngokwakhiwa komhlaba, ububanzi bempondo, kanye nebanga lokungena. Inqubo iqala ngokubhoboza okuqondile noma okuphambene ezindaweni ezithambile zomhlaba, lapho i-nail isebenza njengensiza yokubhoboza futhi njengenhlaka eqinile. Ukukhetha imishini kugxila kumishini yokubhoboza ye-rotary, izikhungo zokubhoboza ezithokozisayo, kanye nezinhlelo eziphakeme ezifaka izikhungo ze-grouting zokugrouta ingcindezi emva kokufaka uma kudingeka. Ama-nail ngokwawo avamise ukukhiqizwa ngensimbi enamandla aphezulu, anezinhlangothi eziphakathi kuka-10 kuya ku-40 milimeters nobude obufikelela ku-12 kuya ku-36 meters. Izinga lokufaka ngokuvamile lifinyelela ku-15 kuya ku-40 metres eziyigxathu kokuba uthisha, kuye ngezinga lemhlaba, ukuphakama kokubhoboza, nokusebenza kwesimiselo sokuhamba kwemishini. Ama-nail azishayayo abonisa ukusebenza kahle ikakhulukazi ezigodini ezicebile, izinhlelo ezisebenzayo, i-silt, i-sand, nezingqimba zeziqu ezihlanganisiwe lapho izindlela ezijwayelekile zokunisela umhlaba zidinga izinqubo ezandleni ezingaphezulu. Izicelo zihlanganisa ukuxhunywa kwendawo ephakeme nangesikhathi, izinhlelo zokuxhaswa kokuhlola ezingaphansi, ukwakhelwa kwemithombo yokugcina, kanye nokuthuthukiswa komhlaba okuhle lapho kuthinteka izindawo ezithintekayo ezihlanganiswe nezivunguvungu noma ukulahleka komthwalo. Ubuchwepheshe buhlinzeka ngaphezu kokuhle kakhulu ezindaweni zasemadolobheni lapho ukunciphisa ukudlulisela umoya nokufaka ngokushesha kubalulekile, njengoba izinhlelo zokuzishaya zikhombisa ukuzinza okuphansi nokusebenza kwezwi uma ziqhathaniswa nezinye ezisebenza ngokudlulisela. Izimo zomhlaba ezihamba phakathi kwe-clay ethambile kuya kwi-sand eqinile ne-rock ethambile zingahlanganisa ukufakwa kwama-nail azishayayo, noma izifundo zokufakwa kufanele zicatshangelwe isiphepho somhlaba, izimo zasemanzini, kanye nokugxila emithonjeni. Izinhlelo zokuhlinzeka ngomhlaba, uma zikhonkwe kahle futhi zifakwe, zakha izinhlelo zokuhlinzeka nge-load bearing ezibuye zikhulise ukucindezela ngokuhambisana nezakhiwo zomhlaba ezizungezile, ngokufanele zibuye ziguqule ukumelana komhlaba okuthule kube ukusekelwa kwezakhiwo ngaphakathi kwezinhlaka zokuxhunywa kwamadolo nezinhlelo zokuhlola ezijulile.
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