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Underground structure BCi-2 SF 2
1
Compressed air (on site)
2
Fresh water (on site)
3
Biological stage 2
4
Biological stage 1
5
Sludge trap 2
6
Sludge trap 1
7
Supply
8
Sludge trap 1
9
Sludge trap 2
10
Biological stage 1
11
Biological stage 2
12
Processed water
13
Aerator
14
Control cabinet