摘要 |
<p>The sealing system (20) has a bottom mounting element (23) that is equipped with system sealing layers (6,10). The bottom mounting element is filled with bulk material (12) containing gravel, sand and ballast. A connector is provided for connecting the bottom mounting element with another mounting element. The sealing films (4,8) are arranged between the bottom mounting elements, and are arranged above or below the system sealing layers.</p> |