CPC E04B 1/948 (2013.01) [E04B 1/943 (2013.01); E04B 1/945 (2013.01); E04B 2/706 (2013.01)] | 20 Claims |
1. A fireproof covered structure for a penetration part having a length through one of a fire prevention section forming member of a wooden building and a fireproof constructional member of the wooden building, to fireproof the penetration part, comprising:
a tubular fireproof material forming a continuous inner peripheral surface along substantially all of the length of the penetration part penetrating through the one of the fire prevention section forming member and the fireproof constructional member, the tubular fireproof material formed to have a tubular shape by stacking a plurality of gypsum board pieces in a thickness direction of the fire prevention section forming member and unitarily connecting the plurality of gypsum board pieces.
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