*Case 2.F [#q0613d6e] **The causes of fatigue [#ofb50af9] > An inappropriate structural detail. **Approaches to repairing and retrofitting [#l683f6a2] > Shape improving. > **LINK [#m6fe2a70] -[[Shinkansen Br. (end of gusset attached to a flange)]] > Fillet radius enlargement by machine cut -[[Shemimaru bridge between Kyoto-Higashi interchange and Otsu interchange of Meishin expressway.]] -[[Shemimaru Bridge of Meishin Expressway]] > Improving gusset details -[[Steel girder interstate highway bridge]] > Removal of connection bolts