Sound insulation structure of Sakaikabe

摘要

(57) Abstract (Modified) Objective The steel-frame cylinder of fire-resistant canning structure and/or the steel-frame beam is includedSound insulation Characteristic of the party wall it improves. Configuration and effect The steel-frame cylinder A which possesses fire-resistant canning section 2 andIn the party wall which includes at least one side among the steel-frame beams, onIn scramble section 3 of box-frame construction section B of description fire-resistant canning section 2, the said takingThe separation section 4 which is extended in length direction of ri being agreeable section 3 is provided, it is denseWith, sound insulation Characteristic of this genus party wall it can improve.