Appendix D - Erosion and Sediment Control Plan

EROSION AND SEDIMENT CONTROL PLAN (36 Tunba Court, Cooroy Mountain)
                                                                                                                                            SITE FEATURES


                                                                                                                                                          Overland Flow


                                                                                                                                                         Construction Area




                                                                                                                                                                                                                        Suggested
                                                                                                    Total Catchment                                                       Calculated       Mean
                                                                                                                                          Calculated Soil                                               Erosion         Sediment
                                                              Sub-catchment                         Area (ha)                                                             Loss per Area    Slope
                                                                                                                                          Lossꜞ (t/ha/yr)                                               Hazard          Control
                                                                                                                                                                          (t/yr)           %
                                                                                                                                                                                                                        Technique²
                                                                 Catchment 1                                     0.24                                    623                   149             30         High              Type 2
                                                                 1.    A = K x R x LS x P x C Equation 1 (IECA 2008, Best Practice Erosion and Sediment) Where:                           2.   TYPE 1 : Sediment Basin
                                                                      A is the predicted soil loss per hectare per year                                                                        TYPE 2: Filter tube dam, rock filter dam,
                                                                      K is the soil erodibility factor = 0.017 (sandy clay sub-soils)                                                          sediment trench, sediment weir,
                                                                      R is the rainfall erosivity factor = 4217                                                                                compost/mulch berm.
                                                                      LS is the slope length/gradient factor as Table E3 (IECA 2008)= 6.69                                                     TYPE 3: Sediment fence mulch berms,
                                                                      P is the erosion control practice factor = 1.3                                                                           sediment trap.
                                                                      C is the ground cover and management factor = 1




                                                     Client                                                                                   PROJECT TITLE                          DRAWING TITLE
                                                                                                                                              36 Tunba Court, Cooroy Moun-           Erosion and Sediment Control Plan Site
                                                     Geoff & Tamara Hussin                                                                    tain (new shed)                        Features and Catchment Boundaries
                                                                                           19 Central Park Drive, Yandina 4561
                                                                                           www.aussieenvironmental.com.au                                                                                       Drawing No.
                                                                                                                                                                                                                ESCP01