Referenced Document - MCU30/0030 · MCU13/0030

                    plumber.
                    Builder to review Plumbing application to ensure with requirements of this
                    IWMP.

                    Builder to assess that rainwater I storm water tank systems are correctly
                    installed as per requirements.


Reporting           Plumbing approval to be logged and kept for verification of compliance on a
                    need basis


Incidents           Approval is not granted for plumbing application.
                    Rainwater IStormwater tanks are not installed correctly.

                    Overflows are not installed correctly.

                    Float switch alarm is not installed correctly.


Corrective Action   Builder I plumber to review application and change to address issues raised.

                    Builder I plumber to re-install parts of rainwater I stormwater tank system that
                    are   faulty and ensure they are installed as per manufacturer’s specifications
                    and requirements of this IWMP.


                                        Operational Phase

Objective           Ensure that rainwater I stormwater tank system is operating effectively and
                    providing non-potable water supply to the centre.
                    Ensure that rainwater I stormwater tank system is not providing a breeding
                    habitat for mosquitos.


Actions             Owner to maintain rainwater I stormwater tank systems as follows and conduct
                    six monthly inspections:

                          .   Check gutters for leaf litter

                          .   Check stainless steel mesh guards are in place

                          .   Check first flush system is functioning

                          .   Check overflow is not causing any scour

                          .   Check float switch is functioning

                    Owner to also conduct periodic assessments (approx 5 to 10 years) to
                    determine whether sediments deposits require removal from within the tank.


Monitoring          Owner to monitor rainwater tank systems as detailed above.




Reporting           Records are to be logged and kept for verification of compliance on a need
                    basis.


Incidents                 .   Rainwater tanks has been removed or disconnected

                          .   Rainwater tank system is faulty e.g. roof, guttering, first flush system or
                              tank is damaged.

                          .   Overflow has been disconnected from absorption trench

                          .   Overflow is causing scour.

                          .   Rainwater tank capacity is insufficient for demand.


Corrective Action   Owner will be required to :

                          .   Reinstall or connect rainwater tank

                          .   Maintain rainwater tank system