| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent a lift of an embedded material for a concrete slab by easy construction.SOLUTION: An engagement part 13, which is horizontally opened so that a downside lower-end auxiliary reinforcement 4a (reinforcing bar) can be fitted by being moved along a bottom surface of a form, is formed on a bottom surface 10a of an embedded material 10 for a concrete slab, embedded between reinforcing bars arranged within the form.</p> |
