| 摘要 |
PROBLEM TO BE SOLVED: To provide a repaired roof which is applicable to an existing corrugated roof having fixed existing bolts difficult to reuse due to its corrosion for constructing a new roof on the existing corrugated roof.SOLUTION: A repaired roof includes: an existing corrugated roof A laid on a structural material 2 via an existing bolt 3; a support tool 5 consisting of a base plate 51 with legs 52 formed from both ends in a width direction thereof and a roof receiving part 53 positioned above the base plate 51 respectively; a fastening nut 6 having a stripe-like division part 62; and a new roof board material B. The support tool 5 is mounted on an arcuate ridge part 11 of the existing corrugated roof A, a screw shaft part 31 is loosely inserted into a mounting through-hole 54, and the support tool 5 is engaged with the fastening nut 6 from above the base plate 51, and the fastening nut 6 is deformed by caulking via a stripe-like division part 62 and fixed to the screw shaft part 31. Thus, the new roof board material B is mounted on and fixed to the roof receiving part 53 of the support tool 5. |
