| 摘要 |
PROBLEM TO BE SOLVED: To easily disassemble and assemble a temporarily constructed passage and easily transport members constituting the passageway by a truck or the like. SOLUTION: The temporarily passageway has a ceiling frame 10 having a plurality of mutually parallel roof plate support pipes 14, a first side frame 11 is attached to one end of the ceiling frame 10, and a second side frame 12 is attached to the other end. The respective side frames 11, 12 have opening and closing supports 16a, 16b attached openably to the ceiling frame 10, and sliding supports 17a, 17b fitted slidably on these opening and closing supports 16a, 16b and connected mutually by safe fences 18a, 18b. A roof plate arranged on the ceiling frame 10 is detachably clamped by an engaging member 31 and a clamp tool.
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