There are many discussions about repairability and recovery on damaged building structures. In considering sustainable use of damaged building structures, it is required to apply suitable repair methods for each damaged component members. Several repair methods for damaged RHS steel members have been proposed in technical guideline. However, the specific work procedure and the relationship between repair method and recovery have not been well reported in past researches. This study focuses on a repair method for RHS steel members. The detailed repair procedure is validated based on actual examples. Furthermore, the recovery of structural performance after repair is clarified.
