Appendix D - Erosion and Sediment Control Plan

                                                                                                                                                         Table 1 – Best Prac�ce land clearing and rehabilita�on requirements.
EROSION AND SEDIMENT CONTROL PLAN (36 Tunba Court, Cooroy Mountain)                                                                        Risk           Best prac�ce requirements

CONSTRUCTION AND FINISHING PHASE                                                                                                           All Cases      All reasonable and prac�cable steps taken to apply best prac�ce erosion control
                                                                                                                                                          measures to completed earthworks, or otherwise stabilise such works, prior to
                                                                                                                                                          an�cipated rainfall-including exis�ng unstable, undisturbed, soil surfaces under the
                                                                                                                                                          management or control of the building/construc�on works.

                                                                                                                                           Low            Disturbed soil surfaces stabilised with minimum 70% cover within 20 days of
                                                                                                                                                          comple�on of works within any works within any area of a work site.



                                                                                                                                           Moderate       Disturbed soil surfaces stabilised with minimum 75% cover within 20 days of
                                                                                                                                                          comple�on of works within any works within any area of a work site.



                                                                                                                                           High           Disturbed soil surfaces stabilised with minimum 75% cover within 10 days of
                                                                                                                                                          comple�on of works within any works within any area of a work site.



                                                                                                                                           (IECA Guidelines Table 4.4.7)



                                                                                                                                   CONSTRUCTION AND FINISHING STAGE
                                                                                                                                   Finishing works include final surface protections including batter protection,
                                                                                                                                   Longitudinal and transverse drainage protection, final landscaping
                                                                                                                                   and maintenance, final drainage works and progressive removal of erosion and
                                                                                                                                   sediment controls. As per Table 1 this project (high risk) requires 75% cover within
                                                                                                                                   10 days. Temporary controls will not be removed until permanent measures are in
                                                                                                                                   place and site rehabilitation has occurred (at least 70 to 80% of soil surface must
                                                                                                                                   be protected from raindrop erosion). Any areas used for erosion and sediment
                                                                                                                                   control shall be rehabilitated.
                                                                                                                                   All stormwater drainage (i.e. yard stormwater inlets and roof plumbing) during
                                                                                                                                   construction requires protecting. The new shed’s roofs should be temporally or
                                                                                                                                   permanently diverted through the underground stormwater pipes.




                                                                                                                                                       EROSION AND SEDIMENT CONTROLS


                                                                                                                                                                             Diversion Channel (refer Standard Drawing DC-01,
                                                                                                                                                                             Appendix A) To remain. Protect with topsoil and
     Exposed Soil Treatment.- Hydromulch @ 4T/Ha and seed mix (turf      Exposed cut batter and table drain - Use soil binder at 1.5parts                                    hydromulch.
     mix @ 40kg/Ha                                                       binder to 10parts water to protect exposed surfaces. This should
     (Maintain until 80% cover)                                          provide 18 months protection. Assess the batter after 18 months                                     Sediment barrier use Coir logs or Silt fence (refer
                                                                         and if the surfaces are showing signs of erosion re-apply soil                                      Appendix A for Standard Drawings). Remove after
                                                                         binder or use erosion control blanket.                                                              80% grass cover




                                                                      Client                                                                  PROJECT TITLE                                 DRAWING TITLE
                                                                                                                                              36 Tunba Court, Cooroy Moun-                  Erosion and Sediment Control Plan
                                                                      Geoff & Tamara Hussin                                                   tain (new shed)                               Building and Construction Phase
                                                                                                     19 Central Park Drive, Yandina 4561
                                                                                                     www.aussieenvironmental.com.au                                                                                     Drawing No.
                                                                                                                                                                                                                        ESCP04