Lapho kuziwa ekuphakamiseni imithwalo esindayo, ama-cranes ayizinhlamvu ezimbonini eziningi. Kodwa-ke, ukusebenza kwe-crane kungathinteka kakhulu yikhwalithi yama-outrigger pads ayo. Ama-crane outrigger pads aklanyelwe ukuhlinzeka ngesisekelo esiphephile futhi esizinzile semilenze ye-crane, ukuqinisekisa ukuthi i-crane ingaphakamisa futhi ihambise imithwalo esindayo ngaphandle kokushelela noma ukugcoba. Kulobuciko