| 摘要 |
PROBLEM TO BE SOLVED: To provide a disaster preventive structure with both fireproof and waterproof properties.SOLUTION: A disaster preventive structure comprises: waterproof plates 5A,5C, which are installed at both sides of a partition wall 2 in order to cover an opening 3 excluding a part penetrated by a long body 1; a waterproof coating sealant 7, which covers a boundary between the waterproof plates 5A,5C and the partition wall 2 as well as a boundary between the waterproof plates 5A,5C and the long body external surface; a waterproof pouring-type sealant 6, which fills the inside of the long body 1 in order to cover the opening 3 of the partition wall 2 along with the waterproof plates 5A,5C and the waterproof coating sealant 7; fireproof plates 8A,8B, which are installed to cover the opening 3 excluding the part penetrated by the long body 1 between the waterproof plates 5A,5C; and a fireproof material 9, which fills the inside of the long body 1 in order to block the opening 3 with the fireproof plates 8A,8B.SELECTED DRAWING: Figure 1 |
