Borehole Data

Borehole Test Namesort descending Probe Name Test Depth Test Date Remarks Data Files
Borehole 1 B1 T5 Old SBP3 6.10 (mBGL) 15/05/1980
Borehole 1 B1 T6 Old SBP3 7.10 (mBGL) 16/05/1980
Borehole 10 B10 T1 Dylan 4.90 (mBGL) 12/11/1998 CUED demo, also permeameter test No data available
Borehole 10 B10 T2 Dylan 6.40 (mBGL) 04/02/1999 Dylan used as permeameter and doing a holding test (test depth 5.9 - 6.4 mBGL) No data available
Borehole 5 B5 T1 New SBP3 3.83 (mBGL) 07/02/1996 CUED Demo
Borehole 5 B5 T2 New SBP3 5.30 (mBGL) 08/02/1996
Borehole 5 B5 T3 New SBP3 6.30 (mBGL) 05/03/1996 Several small expansions followed by full test after many days
Borehole 5 B5 T4 Dylan 7.30 (mBGL) 08/10/1996 Porous shoe and unground flat cutter with dish removed
Borehole 5 B5 T5 Dylan 8.30 (mBGL) 08/10/1996 Drilled on from test B5 T4
Borehole 5 B5 T6 New SBP3 9.50 (mBGL) 09/10/1996 Porous shoe/278 edge/FFC with greater peripheral clearance
Borehole 5 B5 T7 New SBP3 10.50 (mBGL) 10/10/1996 As per B5 T6: Porous shoe/278 edge/FFC with greater peripheral clearance - on removal FFC discovered to be too far forward
Borehole 5 B5 T8 New SBP3 11.50 (mBGL) 10/10/1996 Repeat of FFC tests (B5 T6, T7) with FFC fixed at 0.5mm back. Slow drill
Borehole 5 B5 T9 New SBP3 12.50 (mBGL) 10/10/1996 Drilled on from test B5 T8 at a faster rate
Borehole 6 B6 T1 SM SBP6 3.83 (mBGL) 10/06/1996 Demonstration of 6arm SBP for SM training course
Borehole 6 B6 T2 5.30 (mBGL) 26/06/1996 Thai demonstration
Borehole 6 B6 T3 6.30 (mBGL) 01/07/1996 Tested 5 days after drilling (B6 T2)
Borehole 6 B6 T4 8.50 (mBGL) 19/02/1997 Demo for CUED. Full face cutter and 278 shoe No data available
Borehole 6 B6 T5 Old LCPM 10.00 (mBGL) 23/07/1997 Tunnelling experiment. See memo No data available
Borehole 6 B6 T6 Old LCPM 11.00 (mBGL) 25/07/1997 Tunnelling experiment continued (B6 T5) No data available
Borehole 7 B7 T1 5.32 (mBGL) 06/06/1996 Jetting experiment with Mono pump
Borehole 7 B7 T2 6.30 (mBGL) 06/06/1996 Jetting experiment with Brahma pump
Borehole 7 B7 T3 Dylan 7.50 (mBGL) 27/09/1996 Straightened Dylan with new arms and 278 shoe parts
Borehole 7 B7 T4 Dylan 8.50 (mBGL) 27/09/1996 Drilled on from test B7 T3
Borehole 7 B7 T5 9.50 (mBGL) 04/10/1996 278 shoe parts with modified FFC and optimised return flow
Borehole 7 B7 T6 10.50 (mBGL) 04/10/1996 Drilled on from test B7 T5
Borehole 7 B7 T7 11.50 (mBGL) 22/10/1996 Demo for Interfels using same cutting system as B7 T5 & B7 T6
Borehole 7 B7 T8 12.50 (mBGL) 23/10/1996 Cutting as B7 T7 but with flush to O.D. PPC stones
Borehole 7 B7 T9 13.50 (mBGL) 23/10/1996 Drilled on from test B7 T8
Borehole 8 B8 T1 Dougal 10.00 (mBGL) 23/07/1997 Part of the tunnelling experiment (See B6 T5). No data available
Borehole 8 B8 T2 Dougal 10.00 (mBGL) 25/07/1997 Tunnelling experiment continued No data available
Borehole 8 B8 T3 Dougal 11.00 (mBGL) 25/07/1997 Tunnelling experiment continued No data available
Borehole 9 B9 T1 Dylan 5.15 (mBGL) 11/11/1997 CUED demo
Borehole 9 B9 T3 Dougal 6.05 (mBGL) 08/09/1998 WRSBP, PPCs & Auger bit
Borehole 9 B9 T4 SBP6 7.00 (mBGL) 14/09/1998 V.slow strain controlled test
Borehole 9 B9 T5 SBP6 8.00 (mBGL) 16/09/1998 Faster stress controlled test
Borehole 9 B9 T6 LCPM6 8.95 (mBGL) 21/09/1998 'Kennington'. No data available
Borehole 9 B9 T7 LCPM6 9.95 (mBGL) 24/09/1998 Drilled on from B9 T6 No data available
Borehole 9 B9 T71 SBP6 9.95 (mBGL) 29/09/1998 SBP6 test in same location as test B9 T7
Borehole 9 B9 T8 SBP6 11.00 (mBGL) 29/09/1998 Drilled on from test B9 T71
Borehole 9 B9 T9 13.00 (mBGL) 14/10/1998 Permeameter test No data available
Borehole 10 D10 T10 Mk1 Perm 11.40 (mBGL) 28/04/1999 Abandoned (leaking through instrument) No data available
Borehole 10 D10 T11 Mk1 Perm 11.50 (mBGL) 28/04/1999 Good test No data available
Borehole 10 D10 T12 Mk1 Perm 12.00 (mBGL) 30/04/1999 Not reliable (leaking through instrument) No data available
Borehole 10 D10 T3 Mk1 Perm 8.00 (mBGL) 08/04/1999 Permeameter test, abandoned. See memo for this and subsequent tests No data available
Borehole 10 D10 T4 Mk1 Perm 8.60 (mBGL) 08/04/1999 Abandoned No data available
Borehole 10 D10 T5 Mk1 Perm 9.50 (mBGL) 12/04/1999 Good test No data available
Borehole 10 D10 T7 Mk1 Perm 9.50 (mBGL) 14/04/1999 Good repeat test No data available
Borehole 10 D10 T9 Mk1 Perm 10.50 (mBGL) 19/04/1999 Abandoned (blocked injection line) No data available
Borehole 10 P10 T13 Mk2 Perm 12.00 (mBGL) 30/04/1999 Not reliable (leaking through instrument) No data available
Borehole 10 P10 T6 Mk2 Perm 9.50 (mBGL) 13/04/1999 Not reliable No data available
Borehole 10 P10 T8 Mk2 Perm 10.50 (mBGL) 16/04/1999 Not reliable No data available