Attachment G - Stormwater Quality Management plan

                                                                                Callaghan & Toth

a length of 45m, top width of 5.0m, base width of 1.0m with 1 in 4 batters etc. The size and
depth of the systems have been designed in accordance with Water by Design Guidelines.

Rainwater Tanks will form part of the treatment train by accepting flows from the picnic shelter
roofs and directing this flow to landscaped areas and potentially toilets. Rainwater overflows
will be directed to either biopods or tree pits.

4.2.3 Rainfall Data

The meteorological data used for the MUSIC Model was the data for Cooroy from 01/01/73 –
31/12/83.

The mean Annual Rainfall for Cooroy                  1973 – 1983 = 1600mm

The MUSIC Modelling Guidelines for South East Queensland – Version 1 December 2010
details that Cooroy data for 1973 to 1983 should be used.




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2001 Hinterland Playground SWMP                                              February 2020