| 摘要 |
PROBLEM TO BE SOLVED: To provide an inexpensive member and an easy repairing method that prevent rainwater etc., from entering a column through a hole of the column without completely closing the hole after repair.SOLUTION: There is provided a cap 1 for column hole which cover a hole bored in a column 2 for drainage, the cap for column including a flat thin plate type main body 5, an inset body 6 projecting from one surface of the main body 5, and spacers (4, 7) arranged on one surface of the main body so as to partially surround a periphery of the insert body 6. |
