| 摘要 |
PROBLEM TO BE SOLVED: To provide an installation method for a cage capable of efficiently and economically constructing the reinforcing bar cage even in construction situations without a large crane, in a narrow construction area, with a deep trench depth, with unfavorable ground strength, and with a large weight of the reinforcing bar cage. SOLUTION: Inside a turret-shaped assembling base A provided over circumferential edges of an opening of a trench T in which the cage 10 is to be constructed, a reinforcing bar cage manufacturing process for manufacturing a cage by assembing the reinforcing bars, etc., carried into the base A by a suspension means 11 to be assembled to manufacture a cage 10, and a reinforcing bar cage constructing process for constructing the cage 10 manufactured in the cage manufacturing process by the suspension means 11 at a specified position in the trench T are performed in oder.
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