B07056.W-01A Complete - Stormwater [As Published] · 132007.2398

                                                                                                                                                                                                                                    Appendix B




RSL CARE, COOROY                                     MUSIC Model Calculations

Job:                               RSL Care, Cooroy
File:                              H:\B07\050-099\B07056 - RSL Care Cooroy.WW\Misc\[B07056 Area Calculations.xls]Imperv - Layout 2
Date:                                  22/10/2007
By:                                KU

Northern Catchment
MUSIC Model Impervious Area Calculations
Site Only Catchment

Data for GCCC Node model
Northern Site Area                           41444
Total Non-Roof Area                          29155 <This entered to MUSIC "Developed Site Only Unmitigated"                 Node:            Remainder of North Catch
Non-Roof Impervious Area                      7747
% Impervious                                  27%
Effective % Impervious                         8% <This entered to MUSIC "Developed Site Only Unmitigated"

MUSIC Data
                                     Catchment         Impervious           %        Effective %                              Ave. Surface    Filter Media   Extended Detention   Permanent Pool   Rainwater Tank
MUSIC Catchment                         Area              Area          Impervious   Impervious    Treatment Device Name         Area             Area             Depth             Volume            Volume       Surface Area*
                                         ha                ha               %            0.31                                      m2              m2                m                  m                kL              m2
North Bio Basin Catch                  1.527             0.308              20            6        North Bio Basin                110              25               0.40                -                 -               -
North Bio Pod 1 Catch                  0.122                -               65            20       North Bio Pod 1                 17              17               0.25                -                 -               -
North Bio Pod 2 Catch                  0.168                -               65            20       North Bio Pod 2                 31              15               0.25                -                 -               -
North Catch                            1.005             0.320              32            10       5 x Nth Enviropods               -                -                -                 -                 -               -
North ILU Roofs                        0.701                -              100           100       North Rainwater Tank             -                -                -                 -                250             125
RAC Roof                               0.378                -              100           100       RAC Rainwater Tank               -                -                -                 -                50              25
Apt 1 Roof                             0.150                -              100           100       GPT North                        -                -                -                 -                 -               -
Remainder of North Catch               2.931             0.198              7             2        GPT North                        -                -                -                 -                 -               -
                                                                                                   North Wetland                 1202                -              0.40              1072                -               -

*Tank assumed 2m deep.

Southern Catchment
MUSIC Model Impervious Area Calculations
Site Only Catchment

Data for GCCC Node model
Southern Site Area                           52928
Total Non-Roof Area                          35244 <This entered to MUSIC "Developed Site Only Unmitigated"                 Node:            Remainder of South Catch
Non-Roof Impervious Area                      9637
% Impervious                                  27%
Effective % Impervious                         8% <This entered to MUSIC "Developed Site Only Unmitigated"

MUSIC Data
                                     Catchment         Impervious           %        Effective %                              Ave. Surface    Filter Media   Extended Detention Permanent Pool     Rainwater Tank
MUSIC Catchment                         Area              Area          Impervious   Impervious    Treatment Device Name         Area             Area             Depth        Volume             Volume           Surface Area*
                                         ha                ha               %            0.31                                      m2              m2                m                 m                 kL              m2
South Bio Basin Catch                  0.930             0.238              26            8        South Bio Basin                 40              10               0.4                -                   -              -
South Catch                            3.454             0.906              26            8        8 x Sth Enviropods               -                -               -                 -                   -              -
Central ILU Roofs                      0.244                -              100           100       Central Rainwater Tank           -                -               -                 -                  39             19.5
South ILU roofs                        1.303                -              100           100       South Rainwater Tank             -                -               -                 -                 350             175
Village Ctr Roof                       0.082                -              100           100       GPT South                        -                -               -                 -                   -              -
Apt 2 Roof                             0.140                -              100           100       South Rainwater Tank             -                -               -                 -                   -              -
Remainder of South Catch               0.424             0.012              3             1        South Wetland
                                                                                                   South Wetland                    991            -                    0.2            630                -               -
                                                                                                   South Pond                       216            -                    0.5            150                -               -

*Tank assumed 2m deep.




H:\B07\050-099\B07056 - RSL Care Cooroy.WW\Misc\B07056 Area Calculations.xls