Hawks Nest RTP Membrane Review and Replacement Strategy

Summary and scope

The scope of works of the engagement is as follows: The proponent shall: Firstly: a) Conduct a detailed review of operational parameters and performance of Council’s Hawk Nest RTP, with a focus on the membrane filtration system. The purpose of the review is to identify and troubleshoot operational issues based on best practice operation principals or the consultants professional experience to determine the root cause of premature membrane failure. b) If required, conduct a membrane autopsy to further troubleshoot and diagnose operational issues leading to premature membrane failure. c) If required, produce an options assessment for additional treatment units to rectify the issues leading to membrane failure. d) Produce a succinct report on the summarizing the above along with recommended changes to plant operation settings to improve performance. Secondly: a) Produce an options assessment of existing / alternate membrane suppliers and products capable of retrofitting into the propriety Pall membrane system at Hawks Nest RTP. i. The assessment should also consider the plant log removal against the current and proposed water recycling guidelines to gauge the possibility of switching to MF membranes. b) Provide a replacement strategy of the preferred options for prudent and efficient short term investment, taking into consideration the efficient use of the existing infrastructure, phasing strategies and operability and maintainability concerns. c) Provide any additional value for money services Council may have an interest in. Further details are provided in the attached Technical Specification.