| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent a water leak from an end surface of an impervious sheet by a method wherein an auxiliary sheet is placed on an end of the impervious sheet to cover an end surface of the impervious sheet with a fusing material, thereby completely sealing the end of the impervious sheet. SOLUTION: In the end treatment structure of an impervious sheet to detect a water leak thereof by means of an electroconductive member, the auxiliary sheet 7 is placed on an end 6 of an impervious sheet 1 in such a manner that a fusing material 9 is disposed so as to bridge the sheet 1 and the sheet 7, whereby the end 6 of the sheet 1 is covered and sealed with the material 9.</p> |
