| 摘要 |
PURPOSE: A floor construction is provided to reduce the noise between the stories of a building by forming a noise reduction structure. CONSTITUTION: A floor construction capable of the reduction of the noise between the stories of a building is composed like next. A T-shaped plate(10) is fixed on a slab concrete using an autoclaved lightweight concrete(20). A first square corrugated plate(30), a first rubber plate(40), an intermediate cutoff plate(50), a second square corrugated plate(60), a second rubber plate(70), an upper projected plate(80) are fixed on the T-shaped plate using a bolt(90) and a screwnut. A finishing concrete is poured on the upper side of the T-shaped plate. |
