| 摘要 |
PROBLEM TO BE SOLVED: To provide an outer wall structure for suitably securing waterproofness of an outer wall part in a lower position of a longitudinal joint.SOLUTION: In an outer wall part 17 of a building, a horizontal joint is formed between a first floor wall face material 31 and a second floor outer wall face material 32, and a second floor longitudinal joint 36 is formed between the second floor outer wall face materials 32 laterally adjacent side by side, and a water cutoff sheet 54 superposed on its outdoor side surface is provided on the indoor side of the second floor outer wall face material 32, and the water cutoff sheet 54 is extended to the second floor outer wall face material 32 in a state of straddling the second floor longitudinal joint 36 in the wall width direction, and a downward extended extension part is stuck to the outdoor side surface of the first floor outer wall face material 31, and in the water cutoff sheet 54, a surplus part 59 of extracting its intermediate part toward the outdoor side, is formed in a lower position of the second floor longitudinal joint 36, and a sheet 61 for covering a lower end part of the surplus part 59 from the outdoor side, is stuck to the respective outdoor side surfaces of the water cutoff sheet 54 and the first floor outer wall face material 31. |
