2. Ngokusho mechanical air esitsheni amanzi level amanzi njalo inakekelwe ezingeni elithile, kungaba ngempumelelo ukugwema izingulube, izinkomo kanye nezimvu okubangelwa amanzi indle.
3. Entweni ehlobene nephedi lesikhumba lokukhipha amanzi elivamile kulula ukuguga, isilawuli sezinga lamanzi sisebenzisa ingcindezi kanye nomgomo wokulawula ukucindezela kwamanzi okuzenzakalelayo kwethangi lamanzi ngaphandle kokugqoka izingxenye.
4. Idizayini yenkinobho yokusonta enezizipho eziyisithupha ifakwe ngokuqinile emshinini ukuze kuvinjelwe ukugqwala kanye nobunzima bokuhlanza okuqinile okulethwa ukukhwezwa kwesikulufa okungaguquki kwendabuko.
5. Ngokwesimiso se-aerodynamic, izinga lamanzi lilawulwa ngokuzenzakalelayo ukuze kuqinisekiswe ukuthi izinga lamanzi kusinki lihlala likumugqa.Isilinganiso sokusetshenziswa kwamanzi nsuku zonke singamaphesenti angama-65 womthamo wamanzi , uma kuqhathaniswa nomthombo wamanzi osetshenziswa kakhulu.
3. Entweni ehlobene nephedi lesikhumba lokukhipha amanzi elivamile kulula ukuguga, isilawuli sezinga lamanzi sisebenzisa ingcindezi kanye nomgomo wokulawula ukucindezela kwamanzi okuzenzakalelayo kwethangi lamanzi ngaphandle kokugqoka izingxenye.
4. Idizayini yenkinobho yokusonta enezizipho eziyisithupha ifakwe ngokuqinile emshinini ukuze kuvinjelwe ukugqwala kanye nobunzima bokuhlanza okuqinile okulethwa ukukhwezwa kwesikulufa okungaguquki kwendabuko.
5. Ngokwesimiso se-aerodynamic, izinga lamanzi lilawulwa ngokuzenzakalelayo ukuze kuqinisekiswe ukuthi izinga lamanzi kusinki lihlala likumugqa.Isilinganiso sokusetshenziswa kwamanzi nsuku zonke singamaphesenti angama-65 womthamo wamanzi , uma kuqhathaniswa nomthombo wamanzi osetshenziswa kakhulu.