Inner West Flood Management Conditions

123. E asement and Covenant Process The following documents must be submitted to Council as part of the Easement and Covenant process and requirements, for the site on-site detention/on-site retention/reuse facilities (OSD/OSR) and stormwater quality improvement devices (SQIDS): a. Work-As-Executed Plans A "Work-as-Executed" plan prepared and signed by a Registered Surveyor must be submitted to the Council’s Development Assessment Engineer at the completion of the works showing the location of the detention basin and SQIDS with finished surface levels, contours at 0.2- metre intervals and volume of storage available. Also, the outlet pipe from the detention basin to its connection to the…

• OSD may be reduced or replaced by on site retention (OSR) for rainwater reuse in accordance with the relevant DCP that applies to the land. Where this is pursued, the proposed on-site retention (OSR) tanks must be connected to a pump system for internal reuse for laundry purposes, the flushing of all toilets and for outdoor usage such as irrigation. Surface water must not be drained to rainwater tanks where the collected water is to be used to supply water inside the dwelling, such as for toilet flushing or laundry use; • Pipe and channel drainage systems including gutters must be designed to convey the one hundred (100) year Average Recurrence Interval (ARI) flows from the contributing…

60. Flood Risk Management Plan - Certification Prior to the issue of an Occupation Certificate, the Principal Certifier must be provided with Certification by a qualified practising Civil Engineer who holds current Chartered Engineer qualifications with the Institution of Engineers Australia (CPEng) or current Registered Professional Engineer qualifications with Professionals Australia (RPEng) that all aspects of the flood/foreshore risk management plan have been implemented in accordance with the approved design, conditions of this consent and relevant Australian Standards. Reason: To ensure the approved works are undertaken in accordance with the consent.

62. Flood Risk Management Plan - Certification Prior to the issue of an Occupation Certificate, the Principal Certifier must be provided with Certification by a qualified practising Civil Engineer who holds current Chartered Engineer qualifications with the Institution of Engineers Australia (CPEng) or current Registered Professional Engineer qualifications with Professionals Australia (RPEng) that all aspects of the flood/foreshore risk management plan have been implemented in accordance with the approved design, conditions of this consent and relevant Australian Standards. Reason: To ensure the approved works are undertaken in accordance with the consent.