This branch, which completes the collecting sewer, is separated from it, under the Rue Menilmontant itself, by a pile which marks the dividing point of the waters, between upstream and downstream.
这条支管，作为总管的辅助管道，就在梅尼孟丹街下面被一块把水分成上游和下游的高地与总管分隔开。
2
Several of these flow into a branchsewer, which joins first a sub-main and then a main sewer taking it to the treatment plant.