Site Investigation

Posted Sun, 2009-03-01 17:03 by PP Admin

Site Investigation...

Task / Description	Slow	Ave	Fast	Units
Pre Drilling, Rercussive or Rotary, soft deposits	8.0	10.0	14.0	m/hr
Pre Drilling, Wash Boring, grade V/IV rock	2.5	3.2	3.9	m/hr
Pre Drilling, Triple Tube Sampling, grade V/IV rock	0.4	0.8	0.9	m/hr
Pre Drilling, Rotary, grade III/II rock	0.2	0.5	0.7	m/hr
Pre Drilling, Triple Tube Sampling, grade III/II rock	0.1	0.4	0.7	m/hr

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