Glen - REC13/0146 Flood Study BSM 30 April 2014. Email 2 Attachment 2

The consequent changes in local discharges from the site, to No2 Pearsons Road, are collated from
Tables 4, 6 and 7 and summarised in Table 8, below. The changes are seen to be non-adverse, from Q1 to
Q100.

Table 8: Changes To Local Stormwater Discharges (m3/sec) From Site To No 2 Pearsons Road
 Scenario              Q1        Q2         Q5        Q10         Q20       Q50      Q100
 Pre-Development      0.25      0.30       0.45       0.56       0.66       0.85      0.97
 Post-Development    0.003     0.004      0.006       0.14       0.27       0.48      0.63




   Brisbane Stormwater Management Pty Ltd Document File: ValkevSDF.Doc                         Page 7