| 摘要 |
PROBLEM TO BE SOLVED: To provide a plumbing system construction method capable of suppressing the leakage of a hardened material at a time of filling a through-hole formed in a floor slab in a state of inserting pipes into the floor slab.SOLUTION: The present invention provides a plumbing system construction method for securing pipes 3 to an interior of a through-hole Aformed in a slab 1 using a hardened material. The method comprises: an arrangement step of arranging the pipes 3 so as to close a lower end opening portion E of the through-hole Ausing a reception member 20 into which the pipes 3 can be inserted in a state of inserting the pipes 3 into the reception member 20; a spread step of spreading particulate matters P over the reception member 20; a filling step of filling a hardened material M from above the particulate matters P; and a removal step of removing the reception member 20 and the particulate matters P after the hardened material M is hardened. |
