In this technology, To improves the performance of deflection of the slab reduces floor impact noise in downstairs without structural work in vulnerable to floor impact noise in Aged Apartment Houses. The finite element analysis results showed the performance improvement of slab when compared with the existing technologies and Predict the result of the excellent affordability and constructability.

• 백인관(단국대학교 부설 리모델링연구소 연구원, 공학박사) | Paik, In-Kwan Corresponding author
• 조승호(단국대학교 건축대학 건축공학과 산학협력전담교수, 공학박사) | Cho, Seung-Ho
• 노영곤(㈜지엘월드텍씨엔에스 대표이사, 공학박사) | Roh, Young-Gon