Referenced Document - REC13/0015

..




     PRE DEVELOPMENT Q10 Cooroy stg 1                noosa 10-Year        Duration=6 min, Inten=208.9 mrnlhr
     Prepared by {enter   your company name     here}                                         Printed 19/04/2013
     HydroCAD<ID 10.00 sIn 05328 @ 2011 HydroCAD Software Solutions LLC                                   Page 5

                                Time span=0.00-3.00 hrs, dt=0.01 hrs, 301 points
                                Runoff by Rational method, Rise/Fall=1.0/1.7 xTc
                      Reach routing by Stor-Ind method   -   Pond routing by Stor-Ind method


     5ubcatchment 25: lots 1 to 4 less          Runoff Area=2,195.0 m2 0.00% Impervious       Runoff Depth=13 mm
                                                             Tc=10.0 min    C=0.74    Runoff=0.05663 m3/s 0.027 MI


     5ubcatchment 55: Existing roof+drive area Runoff Area=276.0 m2 0.00% Impervious Runoff Depth=25 mm
                                                              Tc=6.0 min    C=0.90    Runoff=0.01443 m3/s 0.007 MI


     5ubcatchment 65: existing road reserve     Runoff Area=1 ,247.5 m2    0.00% Impervious   Runoff Depth=24 mm
                                                              Tc=6.0 min    C=0.86    Runoff=0.06234 m3/s 0.030 MI


     Reach 4R: (new Reach)                                                            Inflow=0.13341 m3/s 0.065 MI
                                                                                     Outflow=0.13341 m3/s 0.065 MI


                Total Runoff Area = 0.3719 ha   Runoff Volume = 0.065 MI        Average Runoff Depth = 17 mm
                                             100.00% Pervious = 0.3719 ha        0.00% Impervious = 0.0000 ha