Download presentation
Presentation is loading. Please wait.
Published byErika Todd Modified over 9 years ago
1
1 Date: 21/22 June 2011 Presentation to Parliamentary Portfolio Committee on Water Affairs
2
TCTA Mandate PSP Role Consultations with mines Western Basin Central Basin Eastern Basin Programme Key Challenges
3
Ministerial directive – 6 April 2011 Emergency works in Witwatersrand Gold Fields comprising: Installation of pumps Construction of water treatment plants Release treated water into river system Obtain environmental and regulatory approvals Funding via National Treasury (R225 million) Advise and assist DWA with O&M model Right to expropriate land Minister may direct to do more
4
Issue tender on 8 April 2011 PSP : BKS in association with Golder Award PSP contract (Part 1)on 9 May 2011 Main tasks: Due diligence review – report due 7 July Tender design and documentation Detail design and construction supervision Project closeout
5
Western and Central basins Eastern Basin? Explore institutional options (legal frameworks) Access to land Availability and status of existing infrastructure Co-funding options Capex Opex Water off-takes O&M options
6
6
7
Agreed ECL level is 1550 amsl or 160 m below collar of 8 Shaft. Current decant 17.7 ML/day into the Tweelopies Spruit. Peak flows of 50 – 60 Ml/day have been measured in summer Immediate solutions identified to reduce decant in Western Basin Upgrade of Rand Uranium plant to treat 30 Ml/day (preferred) Upgrade Mogale Gold treatment plant 24 Ml/day Upgrade Rand uranium and Mogale Gold Cost of immediate solution (Capex R25 M) (Opex R52 M per year) Short term solution - being identified 7
8
8
9
9
10
10 Agreed ECL level is 1467 amsl or 173 m below collar of SWV Shaft. Gold Reef City requires level below 1480 amsl CRG requires level to be 400m below SWV Short term solution - being identified Pumps have been ordered by CRG to pump to 400 m
11
Current Design ECL set at 1280 amsl or 290 m below Grootvlei collar Role players to be identified Final ECL to be determined based on mining requirements Short term solution - being identified 11
12
ACTIVITYDATE Receive directive6 April 2011 Appoint PSP9 May 2011 Complete due diligence7 July 2011 Issue tenders11 October 2011 Commission immediate solution (Western B)November 2011 Start constructionJanuary 2012 Project commissioningSeptember 2012 Project closeoutDecember 2012 12
13
Emergency status of project – accelerated processes Unclear project scope definition Severely limited timeframes Timely regulatory and env approvals Poor state of existing infrastructure High public profile and interest Complex institutional arrangements Limited cost recovery Possible budget limitations Timing of long-term solution
Similar presentations
© 2024 SlidePlayer.com Inc.
All rights reserved.