Biotal - Model 10 -Waste Water Treatment Plant for Underground Works

The underground positioning of Biotal Waste Water Treatment Plant - capacity 10m3/24-hour period

I - accepting container; II - reactor SBR-1; III - reactor SBR-2; IV - reactor SBR-3; V - tertiary  settling tank - container of technical water; VI - sediment tank

1, 2, 3, 4, 5, 18 - inclusion of air conduits into the Plant; 6 - inclusion of aerators 15 in SBR-1; 7 - inclusion of aerators 16 in SBR-2;  8 -  inclusion in the airlifts 19 for pumping out the sediments from SBR- 2  in  SBR-3; 9 - sediment indicator; 10 - inclusion in the airlifts 17 in SBR-3; 11 -  inclusion in the airlift 20 for recirculation of active sediment from SBR-3  to  SBR- 1 ; 12 -  inclusion in the airlift 21 for pumping out the sediments from the tertiary settling tank into the sediment tank; 13 -  inclusion in the airlift 22  for pumping out the superfluous sediments from SBR-3 into the tertiary settling tank;14 -  inclusion into the airlift 23  for pumping out the purified water from SBR-3  into the tertiary settling tank; 24 - emergency level indicator in the accepting container; 25 - water level indicator in SBR-3; 26 - sediment water; 27 - outflow of the clarified waste waters from the sediment tank; 28 - recirculation of the active sediments; 29 - aerator in the sediment tank.