FINAL Topsoil RESIDUAL SOIL WHIRITOA ANDESITE SILT, some sand; dark brown. Very soft, moist, low plasticity, trace rootlets. Sand: fine to medium. (TOPSOIL) Silty CLAY with some sand and gravel; brown. Very soft; moist; high plasticity; sand, fine to coarse; gravel, fine to coarse; sub angular to sub rounded (RESIDUAL SOIL) CORE LOSS Silty CLAY with some sand and gravel; brown. Very soft; moist; high plasticity; sand, fine to coarse; gravel, fine to coarse; sub angular to sub rounded Sandy silty CLAY; reddish purple speckled white. Stiff; moist; high plasticity Completely weathered; purple speckled black, white and orange, welded TUFF (andesite); fine fabric; extremely weak with orange/black staining on defects (WHIRITOA ANDESITE) Completely weathered; grey; welded TUFF (andesite); fine fabric; extremely weak 2-11-2020 0.10 0.6 1.7 2 2.5 5.6 CW VS VS F St M M M M HQTT HQTT SPT HQTT HQTT SPT HQTT HQTT HQTT SPT HQTT HQTT HQTT HQTT SPT HQTT HQTT SPT HQTT HQTT SPT SPT 1/1 2/3 4/2 N = 11 SPT 2/5 5/5 4/3 N = 17 SPT 0/1 2/1 3/2 N = 8 SPT 1/2 4/6 5/7 N = 22 SPT 3/7 8/7 7/8 N = 30 SPT 2/5 7/10 8/11 N = 36 TCR: 75 TCR: 25 TCR: 100 TCR: 86 RQD: 21 TCR: 86 RQD: 0 TCR: 100 RQD: 50 TCR: 100 RQD: 0 TCR: 100 RQD: 0 TCR: 75 RQD: 0 TCR: 100 RQD: 0 TCR: 50 RQD: 0 TCR: 100 RQD: 86 TCR: 100 RQD: 50 TCR: 91 RQD: 0 TCR: 100 RQD: 0 0 1 2 3 4 5 6 7 8 9 10 Geological Unit Material Description Instrumentation Installation Commenced: 29/10/2020 Easting: 2763515.665 Hole No. : WFBH014 Completed: 2/11/2020 Sheet : 1 of 4 Hole Length : 32 Project : WKP Exploration Tunnel - Ground Investigation Client : Oceana Gold Corporation / GWS / Golder Job Number: 12533958 Processed : HJ System: NZMG 1949 Northing: 6423696.752 Checked : JHS Datum: NZVD2016 Logged : HJ Site : Willows Farm, Waihi North, Scale @ A4 : 1:50 Method: SURVEY RL: 200.02 m Water level Notes and Comments: Refer to explanation sheets for abbreviation and symbols. Shear Vane values are corrected. Ground Water Level Time Date Reading Hole depth (mbgl) (mbgl) Equipment: Fly Rig (Rig #33) Orientation: Inclination: Vertical 02/11/20 00:00 8 32 End of Hole @ 32m Portal Entrance Geotech Hole Lost water return at 4.7m Full water return at 5.45m No SPTs after 9.5m due to rig lifting Contractor: Alton Drilling Limited Depth (m) 1 2 3 4 5 6 7 8 9 RL (m) 199 198 197 196 195 194 193 192 191 Graphic Report ID: GENERAL_LOG-BK1 || Project: WILLOWS FARM BHS.GPJ || Library: GHD - NZGD.GLB || Date: 10 May 2021 Weathering Flush Return (%) 25 50 75 Consistency / Relative Density Moisture condition Casing Method Result Sample Number / Type Estimated Strength (MPa) Defect Spacing (mm) EW VW W MS VS ES 20 60 200 600 2000 TCR SCR RQD (%)
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