400 500 600 700 800 900 1000 1100 1200 -0.55 -0.50 -0.45 -0.40 -0.35 -0.30 -0.25 -0.20 -0.15 -0.10 -0.05 0.00 0.05 0.10 May-1988 May-1989 May-1990 May-1991 May-1992 May-1993 May-1994 May-1995 May-1996 May-1997 May-1998 May-1999 May-2000 May-2001 May-2002 May-2003 May-2004 May-2005 May-2006 May-2007 May-2008 May-2009 May-2010 May-2011 May-2012 May-2013 May-2014 May-2015 May-2016 May-2017 May-2018 May-2019 May-2020 May-2021 May-2022 May-2023 May-2024 May-2025 May-2026 May-2027 May-2028 May-2029 May-2030 May-2031 May-2032 May-2033 May-2034 Mine Dewatering RL (m) Settlement (m) 2.20. 2.23 BARRY6 BARRY7 BARRY8 2.40B 1.22 1.25 2.05 2.35 3.29 31ED 31FC 31GC 31HC Martha Pit/ Town UG Water Level MUG Empire PC1 UG Bore MUG Edward PC2 UG Bore MUG GW Drawdown Favona Decline OCEANA GOLD (NEW ZELAND) LTD WAIHI NORTH PROJECT Ground Settlement - Points in proposed Wharekirauponga Access Tunnel Ref. No: 9049 Date: June 2022 Drawn: CL/ET File: 9049-Settlement Engineering Geology Ltd Unit 7C, 331 Rosedale Rd, PO Box 301054, Albany Auckland , NZ Ph (09) 4862546 Fax (09) 4862556 Figure 65
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