| MASTER OF WORK |
A.I.D.E. B-4420 Saint-Nicolas |
| GENERAL CONTRACTOR |
Entreprises Louis DUCHENE
(Modave) |
| YEAR |
Prevision of start-up : end of 2003 |
| PRESTATIONS |
| · |
Choice of treatment |
| · |
Hydraulical and biological calculations |
|
| CAPACITY OF TREATMENT |
|
21.600 |
E.H. |
| 3.891 |
m³/day |
| 1.368 |
kg BOD/day |
|
| MAXIMUM PREMISSIBLE CONCENTRATION |
| BOD |
: |
25 |
mg O2/l |
| COD |
: |
125 |
mg O2/l |
| Suspended solids |
: |
35 |
mg/l |
| N |
: |
15 |
mg/l |
| P |
: |
2 |
mg/l |
|
| TREATMENT LINE |
|
· |
Coarse
and fine screening, desilting and oil
removal |
| · |
Biological treatment by activated sludge with denitrification |
|
· |
Biological and chemical phosphorus removal |
| · |
Settling |
|
· |
Sludge thickening
|
| · |
Sludge dewatering |
|
HYDRO-TECHNOLOGY