Water supply to uranium mines in the erongo region of namibia
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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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Purpose
PURPOSE NAMIBIA

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

.


Topics
TOPICS NAMIBIA

  • Proposed site

  • Conceptual layout

  • Process flow diagram

  • Power supply

  • Project cost estimate

  • Progress to date

  • Questions

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CONCEPTUAL LAYOUT NAMIBIA

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



Discharge spec s
DISCHARGE SPEC’S NAMIBIA

  • 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



Project cost estimate

Estimated capital cost = N$ 1,8 billion NAMIBIA

PROJECT COST ESTIMATE

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Progress to date

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

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Progress to date1

Contract: EIA & EMP Consultancy

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

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?’s Consultancy


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