Answer
Load shakatawa (ko creep) shine asarar ƙarfin bazara a kan lokaci yayin da ake riƙe shi a tsayin aiki akai-akai. Wannan yana faruwa da farko ta hanyar aiki da bazara a yanayin zafi inda aka rage ƙarfin kayan amfanin gona, ko damuwa ya isa ya haifar da kwararar filastik. Ana annabta annashuwa ta amfani da ma'aunin Arrhenius don hanyoyin dogaro da zafin jiki ko kuma ta hanyar tuntuɓar ƙayyadaddun matsugunan shakatawa na kayan (misali, $17$-$7PH$ yawanci yakan yi hasarar $< 5\%$ kaya bayan awa 100 a $450^{\circ}F$ a $100$ ksi stress). Idan warware matsalar taron da ya kasa kasa inda aka rasa preload, injiniya ya kamata ya auna 'tsawon kyauta' na bazara da aka yi amfani da shi; raguwa mai mahimmanci idan aka kwatanta da ƙayyadaddun asali yana nuna cewa bazara ya 'tsara' saboda shakatawa.
