Ukufumana okulungileyo Iitoni ezingama-20 zekhreyini engaphezulu iyathengiswa inokuba ngumsebenzi onzima. Esi sikhokelo sibonelela ngoshwankathelo olubanzi lwezinto ekufuneka ziqwalaselwe, kukunceda wenze isigqibo esinolwazi. Siza kujonga iintlobo zecrane, iinkcukacha, amaxabiso, ukugcinwa, nokunye. Funda indlela yokufumana i-crane efanelekileyo kwiimfuno zakho ezithile kunye nohlahlo lwabiwo-mali.
Kukho iintlobo ezininzi ze Iitoni ezingama-20 zeekhreyini eziphezulu ekhoyo, nganye ilungele izicelo ezahlukeneyo. Iindidi eziqhelekileyo ziquka:
Ukukhetha kuxhomekeke kubume bendawo yakho yokusebenza, ubude obufunekayo bokuphakamisa, kunye nohlobo lwemathiriyeli ephathwayo. Qwalasela izinto ezifana ne-headroom kunye nobukho bezithintelo.
Ngaphambi kokuthenga a Iitoni ezingama-20 ngaphezulu kwekhreyini, qwalasela ngenyameko le nkcazelo ilandelayo:
Kukho iindlela ezininzi zokufumana a Iitoni ezingama-20 zekhreyini engaphezulu iyathengiswa:
Ixabiso le-a Iitoni ezingama-20 ngaphezulu kwekhreyini iyahluka kakhulu ngokuxhomekeke kwizinto ezifana nodidi, uphawu, imeko (entsha okanye esetyenzisiweyo), kunye neempawu. Lindela ukutyala imali eninzi, iikhreyini ezintsha zixabisa kakhulu kunezo zisetyenzisiweyo. Ukugcinwa rhoqo kubalulekile ukuqinisekisa ukhuseleko kunye nokwandisa ubomi bekhreyini. Oku kubandakanya ukuhlolwa rhoqo, ukuthambisa, kunye nokutshintshwa kwecandelo njengoko kufuneka.
Ukusebenza a Iitoni ezingama-20 ngaphezulu kwekhreyini ifuna ukuthotyelwa okungqongqo kwimimiselo yokhuseleko. Uqeqesho olululo lwabaqhubi lubalulekile. Ukuhlolwa nokugcinwa rhoqo kubalulekile ukuze kuthintelwe iingozi nokuqinisekisa ukuthotyelwa kwemigangatho yokhuseleko lwasekuhlaleni.
| Uphawu | Ikhrane A | I-Crane B |
|---|---|---|
| Ukuphakamisa amandla | Iitoni ezingama-20 | Iitoni ezingama-20 |
| Ispan | 20m | 25m |
| Uhlobo lwe-Hoist | Umbane | Umbane |
| Ixabiso eliqikelelweyo | $XXX,XXX | $YYY,YYY |
Qaphela: Amaxabiso ayaqikelelwa kwaye anokwahluka ngokuxhomekeke kumvelisi kunye neenkcukacha ezithile. Qhagamshelana nabavelisi ngexabiso elichanekileyo.
Khumbula ukuhlala ubeka phambili ukhuseleko kwaye udibane neengcali zeshishini xa usenza isigqibo sakho sokuthenga. A egcinwe kakuhle kwaye esebenza ngokufanelekileyo Iitoni ezingama-20 ngaphezulu kwekhreyini yi-asethi yexabiso kuyo nayiphi na imeko yoshishino.
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