| 摘要 |
PROBLEM TO BE SOLVED: To surely anchor a fixing screw member to an anchorage layer.SOLUTION: A fixing screw member installation method is used for anchoring a fixing screw member 2 for fixing a waterproof sheet disposed on a board layer 1A to a waterproof substrate 1 provided with the board layer 1A on its surface side and provided with an anchorage layer 1B on its back surface side. The fixing screw member 2 is comprised of a male screw member 2A and an anchorage female screw member 2B which are threadedly coupled together, and an insertion hole 4 into which the anchorage female screw member 2B can be inserted is formed in the waterproof substrate 1. The anchorage female screw member 2B is inserted inside the insertion hole 4 in the state that an anchorage adhesive V is put in the insertion hole 4 and a suspending and supporting member 7 is attached on the anchorage female screw member 2B, and the anchorage female screw member 2B is anchored to the anchorage layer 1B while it is suspendedly supported at a prescribed depth by the suspending and supporting member 7. |
