| 摘要 |
PROBLEM TO BE SOLVED: To fasten, disassemble and remove scaffold boards easily in a short time. SOLUTION: A temporary passage main body 16 is formed of two parallel girder member 11, 12, and a plurality of scaffold boards 13 to 15 arranged in parallel between the two parallel horizontal girder members 11, 12, and the scaffold 13 to 15 are fastened by a holding member 21. At one end of the holding member 21, a hook portion 22 to be hooked by a hook portion 22 is provided, at the other end, a detaching portion 23 linked in a freely detachable manner to the horizontal girder 12 is provided, and a handle portion 24 is attached continuously from the detachable portion 23. The holding member 21 is provided with a cramp and claw portion 26 for preventing displacement in the longitudinal direction of the scaffold board by biting the surface of the scaffold boards 13, 15.
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