? ? ? ? ? SCALE: 1:25 (A1) SECTION - THROUGH SHAFT 1 - 2 - EXISTING CONCRETE SHAFT LINING 5500Ø (TBC) BUILT UP BERM EXISTING GROUND LEVEL (INCLINATION UNKNOWN) UNKNOWN DEPTH UNKNOWN DEPTH SOIL WEATHERED ROCK 1 5 EXISTING VENTILATION SHAFT ~500 NOM. 400mm OVER TOP 3000-5000mm DEPENDING ON GROUND CONDITIONS STEEL CROSSBEAMS (I-BEAMS) SCALE: 1:50 (A1) PLAN - EXISTING SHAFT 2 - 1 - EXISTING CONCRETE LINING EXISTING SHAFT COLLAR 5500Ø (TBC) STEEL CROSSBEAMS (I-BEAMS) CONCRETE RING BEAM 400 1:25 0 2000 1200 800 1600 2400 mm @ A1 @ A3 1:50 200 100 50 10 0 mm 300 mm Original Sheet Size A1 [841x594] SKETCH ONLY CLIENT PROJECT PROJECT NO. DRAWN DATE \\corp.pbwan.net\ANZ\ProjectsNZ\1C\1-C1875.07 Alderman Drive Palasade Wall\Home\210 Technical\210 Drawings\(C)Civil\+AutoCAD\Sketches for Waihi\Sketches - Waihi Details.dwg Plot Date 23/07/2021 @ 1:38 PM Auckland Office PO Box 5848 Auckland 1141 New Zealand +64 9 355 9500 02-03-2021 GOLDER WKP MINE DEVELOPMENT 3-AG397.00 V. GILES POST MINING CLOSURE OF SHAFT OPENINGS. WKP MINE DEVELOPMENT - CONCEPT PERMANENT COVER 1:50 1 0 3 2 4 5 m @ A1 @ A3 1:100 NOTES: 1. ALL DIMENSIONS SHOWN ARE IN MILLIMETRES, UNLESS NOTED OTHERWISE. 2. ALL DIMENSIONS ARE INDICATIVE ONLY. 3. DESIGN SHOWN IS INDICATIVE AND HAS BEEN PROVIDED FOR CONCEPT ONLY. 4. BERM AROUND SHAFT OPENING GRADED TO LIMIT POOLING OF WATER ON SURFACE.
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