Official Answer
Answer
Stacking maɓuɓɓugan ruwa a cikin jeri (Crest-to-Crest) ba tare da shims ba daidai ba ne, amma tara su a layi daya (Nsted) ko 'lebur-zuwa-lebur' ba tare da daidaitaccen jeri ba yana kaiwa ga hawan igiyar ruwa. Idan raƙuman ruwa ba su daidaita daidai ba, rabon lodi ya zama mara daidaituwa, yana haifar da wuraren daɗaɗɗen damuwa $\sigma_{peak} = K_{stress} \sigma_{calc}$. Wannan na iya haifar da gazawar gajiya da wuri. A cikin jerin gwano, idan raƙuman ruwa na wani bazara ya zame cikin kwaruruka na wani, ƙimar bazara ya ninka sau biyu yayin da karkatarwar ya ragu, yadda ya kamata ya canza tsarin daga maɓuɓɓugar ruwa zuwa ƙwararrun wanki, wanda zai iya haifar da gazawar taro.
