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WATER SUPPLY TO URANIUM MINES IN THE ERONGO REGION OF NAMIBIA

WATER SUPPLY TO URANIUM MINES IN THE ERONGO REGION OF NAMIBIA. PURPOSE. To disseminate information the conceptual engineering design of water supply to Uranium Mines in the Erongo Region of Namibia. TOPICS. Proposed site Conceptual layout Process flow diagram Power supply

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WATER SUPPLY TO URANIUM MINES IN THE ERONGO REGION OF NAMIBIA

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  1. WATER SUPPLY TO URANIUM MINES IN THE ERONGO REGION OF NAMIBIA .

  2. PURPOSE To disseminate information the conceptual engineering design of water supply to Uranium Mines in the Erongo Region of Namibia. .

  3. TOPICS • Proposed site • Conceptual layout • Process flow diagram • Power supply • Project cost estimate • Progress to date • Questions .

  4. Proposed Mile 6 site

  5. CONCEPTUAL LAYOUT Groundwater from Omdel 5 Mm3/a Desalination Plant NamWater: 25 Mm3/a 20 000 m3 Reservoir Seawater Intake 90 Mm3/a Pump Station 25 Mm3/a Brine Disposal 35 Mm3/a Mile 6 Salt Works 14 km, 1200 mm Pipeline 30 Mm3/a Atlantic Ocean Swakopmund 20 000 m3 Reservoir Rössing Arandis & Valencia 4 Mm3/a Swakopmund Base Langer Heinrich and others

  6. Process flow diagram

  7. DISCHARGE SPEC’S • Brine disposal: RO concentrate, backwash water and other waste waters excluding sewage (only liquids and excluding any solids) diffused over 400-500 meters in sea • Backwash handling: capable to remove all solids prior to liquid discharge • Solids disposal: solid residue from backwash to be collected and removed to approved solid waste site

  8. Proposed power line route

  9. Estimated capital cost = N$ 1,8 billion PROJECT COST ESTIMATE .

  10. Contract : Desalination & Sea Water Intake Engineering Consultancy Appointment of Rostek Associates Inc. Contract period: November 2007 to end of 2-year operation and maintenance of SWRO plant Contract : Marine & Geophysical Survey Appointment of CSIR. Contract period: September 2008 to March 2009 Progress to Date .

  11. Contract: EIA & EMP Appointment of the SAIEA as the EIA & EMP External Reviewer to May 2009 Appointment of CSIR for the EIA & EMP. Contract period: Oct 2008 to May 2009 Contract : Power Supply of 20 MW Application lodged with NamPower: August 2008 Project Financing: Minister of MAWF appointed Joint Ministerial Task Team in November 2008 to recommend Project Financing to Cabinet by end March 2009. Progress to Date .

  12. ?’s

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