Volume 2 - Code Responses · 132006.823

7.0      EROSION AND SEDIMENT CONTROL CODE

                    COLUMN 1                                         COLUMN 2                                                ASSESSMENT
              SPECIFIC OUTCOMES                    PROBABLE SOLUTIONS (if code assessable)
Effects of works
Erosion and sediment control
O1                                               S1.1                                                       Complies with probable solutions.
Development minimises erosion and transport of   Site disturbance is limited to building areas, their       Development proposal complies with prescribed
sediments off-site.                              surrounds and other use areas;                             solution. The key to the erosion protection
                                                 AND                                                        strategy is the construction of cut-off drains
                                                                                                            within the property, upstream of the development
                                                 S1.2                                                       site, prior to the commencement of earthworks.
                                                 Sediment barriers are provided throughout and              This will divert clean run-off from upstream areas
                                                 downslope of disturbed areas to prevent sediment           of the site away from the areas disturbed by
                                                 washing into gutters, drains and watercourses either on    earthworks. While this was previously specified
                                                 or off the site;                                           for the Stages 1 and 2 works, the Contractor
                                                 AND                                                        adopted alternative work practices, which did not
                                                                                                            adequately protect the work site from through
                                                 S1.3                                                       run-off. The developer is now implementing
                                                 All stockpiles including sand, soil or building            measures for erosion and sediment controls
                                                 materials are within the premises and contained            including grassed and rock swales. This work is
                                                 within individual sediment barriers;                       being undertaken in advance of development.
                                                 AND
                                                                                                            A comprehensive Erosion and Sediment control
                                                 S1.4                                                       Management Plan was developed and adopted as
                                                 Sediment basins are provided where the site                part of the existing Development Approval for
                                                 contains fine or dispersive soils;                         the site. Whilst the building types for the new
                                                 OR                                                         development proposal have been altered, the
                                                                                                            location and area of disturbance on the site is very
                                                 S1.5                                                       similar. The strategies developed and water
                                                 A stormwater catchpit incorporating a stormwater           quality objectives in the management plan
                                                 catchpit protection device is installed so that all run-   adopted as part of the existing development
                                                 off from disturbed areas flows to the catchpit;            approval still apply. (Refer Bayview Noosa Hydrology
                                                 AND                                                        and Stormwater Management Plan prepared by WBM
                                                                                                                                             Volume II: Code Responses

                                                                                                                                             Viridian Noosa Project
                                                                                                                                             Viridian Stage 3

Erosion and Sediment Control Code                                                                                                            11 April 2006     Page 34