200 400 600 800 1000m SCALE 0 H G F E D C B J I N K M L A H G F E D C B J I N K M L A 1 5 4 3 2 6 7 10 9 8 1 5 4 3 2 6 7 10 9 8 In preparing this drawing, HP have made certain assumptions. We have assumed that all information and documents provided to us by the Client or as a result of a specific request were complete, accurate and up to date. Where we have obtained information from a Government register or database, we have assumed that the information is accurate. Where an assumption has been made, we have not made any independent investigations with respect to the matters the subject of that assumption. We are not aware why any of the assumptions are incorrect. Created using TunnelTRAP Software Revision History Plate No. 2 P.O. Box 1 76 QLD. 4074. Australia 1 Mt.Ommaney Project Description: R1: Original Job No: HP2006-2 Telephone +61 7 3715 7599 Mobile 0419 196 369 Facsimile +61 7 3715 7588 Email [email protected] WUG - Vertical Stope Blasting - Average vibration level contours and back calculated explosive weights to comply with an average 15mm/s criterion at key surface locations (100 metre spacing). Contours are shown at ground level and show maximum expected values from Vertical Blasting. Date Drawn: 21 June 2022 Ref No: WNP Prod & Dev 10 mm/s Vibration Contour Surface Vibration Levels 4 mm/s Vibration Contour 6 mm/s Vibration Contour 8 mm/s Vibration Contour 2 mm/s Vibration Contour 15 mm/s Vibration Contour 20 mm/s Vibration Contour Explosive Weights More than 15 kilograms Between 9 and 12 kilograms Between 12 and 15 kilograms Between 6 and 9 kilograms Between 3 and 6 kilograms Less than 3 kilograms
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