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Villupuram Sewerage Scheme.0040

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Villupuram Sewerage Scheme.0040 Powered By Docstoc
					TWAD - Villupuram - 3.5 MLD - STP
                                                                                                                                                      V R Enviro Engineers




                                                               ANNEXURE - F (Mechanical)
                                                                                                             The stand by pump will be
                                                                                                             operated one day every week to
                      Digester recirculation                                          Pump choking, impeller keep the pump in working
              11      pumps                     1W +1 S                               wear & tear            condition

                                                                                                              The stand by pump will be
                                                                                                              operated one day every week to
                                                                                      Pump choking, Stator    keep the pump in working
              12      Centrifuge feed pumps     1W +1 S                               wear & tear             condition

                                                           Dedicated blower for                               The common stand by blower will
                                                           each aeration tank                                 be operated one day every week
                                                           with commom stand by                               to keep the blower in working
              13      Blower for aeration tan   2W +1 S    provided                   Vanes werar and tear.   condition

                                                           Stand by blower                                    Standby blower will be operated
              14      Blower for sludge mixi    1W +1 S    provided                   Vanes werar and tear.   one in aweek

                                                                                      Internal components     Standby unit will be operated once
              15      Chlorinator               1W +1 S    Standby unit provided      wear and tear           ina month for one day.

              16      Chlorine tonne contain    1 W+ 1 S                                                      One container will lost for one month
                      Chlorinator booster                                                                     Stand by will be operated for one
              17      pump                      1W +1 S    Standby unit provided      impeller wear           day every fornight

                      Power
              18      intterruption/failure       1W                                                          DG set will be operated




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