Voided Slab is a very efficient system that can reduce weight and its use has increased. In this paper, Shear performance of voided slab 3 type(rc slab, ball slab, ball slab with water) with improved damping performance was evaluated. As a result of the test, the shear performance was not much different from the existing RC slab.

Abstract
 1. 서 론
 2. 실험
 3. 실험결과 및 결론
 참고문헌

• 허무원(단국대학교 건축공학과) | Hur Moo Won
• 채경훈(단국대학교 건축공학과) | Chae Kyoung Hun
• 이용훈(단국대학교 건축공학과) | Lee Yong Hun
• 박태원(단국대학교 건축공학과) | Park Tae Won