Table 3: Summary of large inflows in the access tunnels (17 September 2008)

No. Station Date Initial Inflow Max Inflow Current Tunnel Side Rock Fault Related Fault Fault property
(m3/sec) (m3/sec) Inflow (m3/sec) Strike
1 AK1+177 2004-7-24 0.3 0.3 0 A West T2z fw16 NWW Tensile
2 BK1+130 2004-9-2 5 7 0.005 B West T2z fw16 NWW Tensile
3 BK2+637 2005-4-20 7.3 15.6 0.13 B West T2z fw26 NWW Compressive
4 BK5+071 2005-5-2 0.3 0.4 0.15 B West T2b fw61 NE Compressive
5 BK5+225 2006-5-23 0.2 1.6 0.1 B West T2b fw65,fw66 NEE~EW Compressive
6 BK5+307 2006-6-8 0.2 0.3 0.02 B West T2b fw68 NEE Compressive
7 BK14+888 2005-1-8 0.2 0.2 0.3 B East T2y fractured zone NEE Tensile
8 AK14+762 2005-3-30 5 6.7 2.3 A East T2y fractured zone NEE Tensile
9 AK13+878 2006-3-15 2.7 2.7 2.2 A East T2y fractured zone NEE –
10 AK13+520 2006-7-18 1.26 1.26 1.5 A East T2y fractured zone NWW –
11 AK13+494 2007-1-26 2.8 2.8 0.2 A East T2y fractured zone NWW –