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

                                                                                                                                         Appendix B


 DRAINS MODEL RESULTS
 Developed Scenario

 Filename:        H:\B07\050-099\B07056 - RSL Care Cooroy.WW\DRAINS\071011\[DRAINS Results.xls]Developed
 Date:            22/10/2007
 By:              MS

 AR&R 10 year

 SUB-CATCHMENT DETAILS
 Name               Max           Paved       Grassed        Paved     Grassed     Supp.   Due to Storm
                  Flow Q          Max Q        Max Q          Tc         Tc         Tc
                 (cu.m/s)        (cu.m/s)     (cu.m/s)       (min)      (min)      (min)
 SOUTH             2.269          1.265        1.034          17         17          0     AR&R 10 year, 1 hour storm, average 70 mm/h, Zone 3
 NORTH             2.729          1.132        1.654          13         13          0     AR&R 10 year, 25 minutes storm, average 112 mm/h, Zone 3
 ENTRANCE RD       0.048          0.023        0.025           6          6          0     AR&R 10 year, 25 minutes storm, average 112 mm/h, Zone 3

 OVERFLOW ROUTE DETAILS
 Name          Max Q U/S        Max Q D/S                                                  Due to Storm
 OF1             2.269            2.269                                                    AR&R 10 year, 1 hour storm, average 70 mm/h, Zone 3
 OF2             2.729            2.729                                                    AR&R 10 year, 25 minutes storm, average 112 mm/h, Zone 3
 OF4             0.048            0.048                                                    AR&R 10 year, 25 minutes storm, average 112 mm/h, Zone 3
 Sth OF          2.297            2.297                                                    AR&R 10 year, 1 hour storm, average 70 mm/h, Zone 3
 Sth Outlet      2.269            2.269                                                    AR&R 10 year, 1 hour storm, average 70 mm/h, Zone 3
 Nth Outlet      2.729            2.729                                                    AR&R 10 year, 25 minutes storm, average 112 mm/h, Zone 3

 CONTINUITY CHECK for AR&R 10 year, 1 hour storm, average 70 mm/h, Zone 3
 Node              Inflow      Outflow    Storage Change Difference
                   (cu.m)       (cu.m)         (cu.m)         %
 N1               3797.92      3797.92            0            0
 N2               3810.52      3810.52            0            0
 N4                 50.56        50.56            0            0
 N6               3848.48      3848.48            0            0
 N7               3810.52      3810.52            0            0                           * - Compares with Existing Scenario Node N2
 N8               3848.48      3848.48            0            0                           * - Compares with Existing Scenario Node N1
 N3               3797.92      3797.92            0            0
 N5               3810.52      3810.52            0            0

 AR&R 20 year

 SUB-CATCHMENT DETAILS
 Name               Max           Paved       Grassed        Paved     Grassed     Supp.   Due to Storm
                  Flow Q          Max Q        Max Q          Tc         Tc         Tc
                 (cu.m/s)        (cu.m/s)     (cu.m/s)       (min)      (min)      (min)
 SOUTH              2.66          1.446        1.223          17         17          0     AR&R 20 year, 1 hour storm, average 80 mm/h, Zone 3
 NORTH             3.181          1.274        1.943          13         13          0     AR&R 20 year, 30 minutes storm, average 120 mm/h, Zone 3
 ENTRANCE RD       0.048          0.023        0.025           6          6          0     AR&R 20 year, 25 minutes storm, average 126 mm/h, Zone 3

 OVERFLOW ROUTE DETAILS
 Name          Max Q U/S        Max Q D/S                                                  Due to Storm
 OF1              2.66            2.66                                                     AR&R 20 year, 1 hour storm, average 80 mm/h, Zone 3
 OF2             3.181            3.181                                                    AR&R 20 year, 30 minutes storm, average 120 mm/h, Zone 3
 OF4             0.048            0.048                                                    AR&R 20 year, 25 minutes storm, average 126 mm/h, Zone 3
 Sth OF          2.692            2.692                                                    AR&R 20 year, 1 hour storm, average 80 mm/h, Zone 3
 Sth Outlet       2.66            2.66                                                     AR&R 20 year, 1 hour storm, average 80 mm/h, Zone 3
 Nth Outlet      3.181            3.181                                                    AR&R 20 year, 30 minutes storm, average 120 mm/h, Zone 3

 CONTINUITY CHECK for AR&R 20 year, 1 hour storm, average 80 mm/h, Zone 3
 Node              Inflow      Outflow    Storage Change Difference
                   (cu.m)       (cu.m)         (cu.m)         %
 N1               4453.02      4453.02            0            0
 N2               4507.29      4507.29            0            0
 N4                 50.56        50.56            0            0
 N6               4503.58      4503.58            0            0
 N7               4507.29      4507.29            0            0                           * - Compares with Existing Scenario Node N2
 N8               4503.58      4503.58            0            0                           * - Compares with Existing Scenario Node N1
 N3               4453.02      4453.02            0            0
 N5               4507.29      4507.29            0            0




H:\B07\050-099\B07056 - RSL Care Cooroy.WW\DRAINS\071011\DRAINS Results