Amaphiko eekerubhi ubude bawo bebuziikubhite ezimashumi mabini; iphiko elinye beliziikubhite ezintlanu, lada laya kufikelela eludongeni lwendlu; nelinye iphiko beliziikubhite ezintlanu, ukuya kufikelela ephikweni leyesibini ikerubhi.