Drill Requirements

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Drill Requirements
June 19, 2002 NSF / ICDS / RPSC Madison, WI
(Bob Morse)
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Drill Requirements

• 45cm Holes after 30hrs of Drill/Ream
• Depth 2450m Straight ( )
• Drill Cycle Time 3.5 Days
• Fuel Usage 8000 10 per hole
• Computer Controlled

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0 m
2450 m
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Drill Requirements

• Operate in (-30C to 40C)
• Storage in (-70C)
• Requires Rodriguez Well 18000 gal/hole
• Efficient Environmentally sound
• Target 16 holes/yr without moving the drill
  camp

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Cable plan -Sequence of Drilling
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Drilling and Detector Deployment Schedule,
16-Hole Season Spole Station Opens Nov
1 Start Drill Set-up (18-25 days) Nov
4-5 Complete Set-up Nov 23-30 Start Drilling
(rate of 2 holes per week) Nov 26-31 Finish
Drilling and Deployment Jan 26-30 Start Drill
Build-down (7-10 days) Jan
27-31 Complete Drill Build-Down Feb 2
10 Spole Station Close Feb 15.
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Logging -Telescope Requirements

• Ability to reconstruct the hole profiles to
  within 1-2m of the holes actual location at
  any depth
• Produce birds-eye profile curves for any drill
  depth giving the X-Y location as a function of
  depth Z
• Produce a survey in ABSOLUTE co-ordinates
  (referenced to grid-north-Greenwich)

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