102995-10 Permissible change request

Introduction
These notes summarise abbreviations commonly           Orientation
used on borehole logs and test pit reports.            The inclination of defects is always measured from
                                                       the perpendicular to the core axis.

Drilling or Excavation Methods                         h       horizontal
C        Core Drilling                                 v       vertical
R        Rotary drilling                               sh      sub-horizontal
SFA      Spiral flight augers                          sv      sub-vertical
NMLC     Diamond core - 52 mm dia
NQ       Diamond core - 47 mm dia
HQ       Diamond core - 63 mm dia                      Coating or Infilling Term
PQ       Diamond core - 81 mm dia                      cln     clean
                                                       co      coating
                                                       he      healed
Water                                                  inf     infilled
Z        Water seep                                    stn     stained
V        Water level                                   ti      tight
                                                       vn      veneer


Sampling and Testing
                                                       Coating Descriptor
A        Auger sample
                                                       ca      calcite
B        Bulk sample
                                                       cbs     carbonaceous
D        Disturbed sample
                                                       cly     clay
E        Environmental sample
                                                       fe      iron oxide
U50      Undisturbed tube sample (50mm)
                                                       mn      manganese
W        Water sample
                                                       slt     silty
pp       pocket penetrometer (kPa)
PID      Photo ionisation detector
PL       Point load strength Is(50) MPa
                                                       Shape
S        Standard Penetration Test
                                                       cu      curved
V        Shear vane (kPa)
                                                       ir      irregular
                                                       pl      planar
                                                       st      stepped
Description of Defects in Rock                         un      undulating
The abbreviated descriptions of the defects should
be in the following order: Depth, Type, Orientation,
Coating, Shape, Roughness and Other. Drilling
and handling breaks are not usually included on        Roughness
the logs.                                              po    polished
                                                       ro    rough
Defect Type                                            sl    slickensided
B       Bedding plane                                  sm    smooth
Cs      Clay seam                                      vr    very rough
Cv      Cleavage
Cz      Crushed zone
Ds      Decomposed seam
F       Fault                                          Other
J       Joint                                          fg      fragmented
Lam     lamination                                     bnd     band
Pt      Parting                                        qtz     quartz
Sz      Sheared Zone
V       Vein




                                                                                                July 2010