RFI - D - Civil Engineering Response

                                    Indicative Garage Level Drainage

Site Drainage is typically developed in coordination with other consultants where their
input is required in detailed design phase. The above calculations are provided to
demonstrate that there are suitable ways of managing any major storm surface flows
around that building without impacting on the neighbouring properties or incurring local
flooding inside the proposed dwellings. Final design coordination of this can be
conditioned for certification by a hydraulic designer or RPEQ engineer as part of a
Decision Notice.


ISSUES 14
An existing Unitywater sewer main runs across the site adjacent to the rear boundary and
the proposed works have the potential to impact on the sewer main and its ongoing
maintenance. The submitted material does not demonstrate how the proposed
development achieves The Existing Services - Specific Outcomes O1 and O2

Information Required:
Provide written approval for the proposed works from Unitywater

RESPONSE
The position of the buildings with respect to the Unitywater sewer main along the rear
boundary are addressed under the Queensland Development Code QDCMP1.4 (Dec
2013). The QDC is applied to a development in accordance with the Qld Building Act 1975
and Building Regulation.
The provisions of the QDC are currently met as demonstrated by the below excerpt from
the architectural drawings, highlighting the distance from the sewer to the building. It is
acknowledged that the swimming pools may need to be shifted to comply with the QDC,


2008 – Margit Cres, Sunrise Beach                                                         6
CL/cl