| 摘要 |
PROBLEM TO BE SOLVED: To form a fireproof wall filling a face space with an unshaped refractory by providing a framework member of the form of a lattice or the like on the inner face of a tunnel wall. SOLUTION: The fireproof tunnel structure is provided with the framework member (5) on the inner face (2) of the tunnel wall (1), fills the unshaped refractory (40) with spraying or the like on the inner face (2) in the face space (21) of the framework member (5), and forms the fireproof wall on the inner face (2). COPYRIGHT: (C)2005,JPO&NCIPI
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