2019-01-14 General Committee Agenda - Attachment 1 to Item 1 - Original Court Approval for Bottling Plant

|                                                                                           GILBERT+SUTHERLANG,

{                      5S) Effluent treatment                           ASINGS 1247 2000
                                                                        data obtained from Appendix 4.2D of
                       system and land
                             :     .                                    Table 5.1.1 lists the wastewater generating
                       application area                                 activities at the redeveloped site during the
{                     This Conceptual Effluent Treatment and            peak summer period when the facility is                 -
                       Disposal Strategy was conducted using a          fully staffed (48 persons).
f                      combination of new data and data taken
                      from the previous site investigation              Table 5.1.1 Proposed wastewater volumes
                       undertaken by Global Testing in 2007.                         Volume | Number | Volume
[                                                        a                              per      of       of waste-
                      The proposed treatment and application                          person | people      water
j                      methods to be employed on-site are based on                      (L)                (Uday)
                      the following guidelines and authorities:         On-site
[                      « the ‘Queensland Plumbing and                   residence
                        Wastewater Code, 2006'                          Dual flush     27.5
{                      e AS/NZS 1547:2000 ‘On-site Domestic     .       toilet*
                        Wastewater Management’ *                        Hand
                       ° panning Guidelines for Water Supply and               re        ee a
                         ewerage                                      |Kitchen     | ST a8                  240
          ‘            ° Queensland Water Recycling Guidelines,       | Misc. | 10 | 48 | 480 |
|                       2005.                                          Prorat 3.328
                                    .       .           att             *Assumes 11/5.5 dual flush cistern, with 1 full
                       site use, it is proposed that the most                seimes  OX ch washes per Cay.
   .                  effecti     d flexibl   thod of irrigati                      .     .        es
                      treat od wart ewater f or th eite Moen ba         For the on-site residence it is assumed that
[                     via surface sprinkler                             it will be a permanent 5 person household
                                          ,                             connected to a bore water supply (i.e.
|                      In calculating a suitable disposal area for       180L/person/day).
                      the predicted wastewater loadings, the site         .          .      .           _,     .
                       was assigned a conservative permeability of      For the bottling facility and administration
 f                     0.22m/day in accordance with Category 5          block, the above loadings assume a total of
                       soils as detailed in Table 4.2A4 of AS/NZS       50.5L/person/day. This is in line with the
 { ;                   1547:2000. A conservative proposed               loadings for industrial use (SOL per person)
                       irrigation area for the expected effluent        from AS1547:2000.
 [                     loadings was therefore calcujated                           .       i
                       incorporating the recommended design              5.2  Bottling facility wash down
 [                     aTegetOn rate (DIR) of 20 mmiweek for a          in addition to the above tabled wastewater
   -                   category 5 soil from Table 4.2A4 of AS/NZS              ti     diections there i    |     ¢
                       1547 (2000). This is detailed in Section 5.4.    generation projections   there ts a volume o
 {                                                           .          water used on a weekly basis to hose down
 --                                             .                       the internal shed floors. This is performed           ‘
            .          5.1  Wastewater loadings                         once a week using a pressure cleaner to
   :                   The following proposed wastewater                conserve water and expedite the task.
                       loadings are based on interviews with               .       .                   .
 I -                   Cooroy Mountain Spring Water staff and           This water is currently collected in a
                                                                        connected series of concrete drains
 j                                                                      embedded in the shed floor. It is proposed    .
 -               BO                                                     that these will drain to a central
 {               S    —* Standards Australia/Standards New Zealand, 2000, underground sump equipped with a pump
                 Si   ASINZS 1547:2000 On-site domestic wastewater      and float switch to enable the contained
                 ;"   Management.                                       waters to be pumped to the effluent
 L               c     Department of Natural Resources & Mines, 2005,   disposal system as the sump level requires.
                 c    Planning Guidelines for Water Supply and Sewerage.
 |               2    Chapter 5 - Demand/Flow and Projections - Table A. . As  .   h    h           i
   .             a    7 Queensland Government, Environmental Protection    suming that the pressure cleaner uses
         _.      “Agency, 2005, WaterWise Queenstand. Queensland        600L per hour and the wash down takes
 {   os 0,23     =    Water Recycling Guidelines 2005.                   half an hour, it is estimated that the
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