| Keywords |
Sound insulation ; Balcony expansion ; Indoor noise regulation ; Computer simulation |
| Abstract |
Since the apartment was built by Korea National Housing Cooperation in 1961, the amount of its supply has been increased greatly, especially from the late 70's. Recently there are many ongoing studies regarding sustainable construction apartment in Korea, one of the research is developing sustainable apartment that has longer life cycle. Also according as life's quality of residents is upgrading, complain for floor impact noise and plumbing system noise from upstair or downstair are increasing more and more. To solve this complains, government established impact noise standard as floor lightweight impact noise of 58 dB, floor heavyweight impact noise of 50 dB and presented standard floor system or recognition floor system to satisfy this impact noise standard. So in this study, the aim is to develop dry Ondol access floor system for sustainable apartment which have pleasant and quiet life environment. As a result, dry Ondol access floor which light impact noise is 38 dB and heavy impact noise is 49 dB developed. |