| 摘要 |
PROBLEM TO BE SOLVED: To simplify the constitution of a floor construction and improve the construction property of a floor. SOLUTION: A lower end face of a wing panel 2 is supported and fixed on an upper face of a cantilever beam 1 protruding from a building main body A, and a lower part of a side end face of a front wall panel 3 is joined with a side face in a tip part of the cantilever beam 1. An upper part of a side end face of the wing wall panel 2 and an upper part of a side end face of the front wall panel 3 are mutually joined through a joint fitting 4 which is L-shaped when viewed in plan to construct an auxiliary structure such as a balcony.
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