Date compiled: 2011/05/03
Borehole Construction and Geological Log
Site Identifier:
Number:
Reg./BB.:
G-Nr.:
2331CCX0025
NPM12D
Site Name/Des.:
Distr./Farm No.:
30
WEGSTEEK PTN. NORTH-EAST OF WASTE DUMP
23.964670
31.120230
165
BASIC SITE INFORMATION:
Depth [m]:
180.00
Altitude [m]:
423.00
Diam. [mm]:
Coord. acc.:
Topo-set.:
Drain. reg.:
B72K
Coord. meth.:
Col. ht. [m]:
Site type: Borehole
Equipment: No equipment
Site purp.:
Production (water supply)
Site status:
Domestic - all purposes
Use applic.:
Unused
Rep. inst.:
GOLD
Region Type:
Water supply authority
Region Descr.: BA-PHALABORWA LM
Coordinate System: Geographic Decimal Degrees (Longitude/Latitude), Hartebeesthoek94 (WGS 84)
Accurate to within 10 units
Global Positioning System
Latitude [°]:
Longitude [°]:
LithologyD
e
p
th
[m
]
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
PYROXENIT E: Greyish green, fine to medium; Fill material GRANIT E: Brownish red, medium to coarse;GRANIT E: Pinkish white, coarse;
PYROXENIT E: Greyish green, fine to medium; GRANIT E: Pinkish red, medium, slightly weathered;
GRANIT E: Light grey, medium to coarse, slightly fractured fresh;
GRANIT E: Pinkish, medium to coarse fresh; DOLERIT E: Dark grey, fine fresh;
DOLERIT E: Dark grey, fine, slightly fractured; DOLERIT E: Dark grey, fine fresh; GRANIT E: Pinkish, medium to coarse fresh;
DOLERIT E: Dark grey, fine fresh; GRANIT E: Pinkish, medium to coarse fresh;
DOLERIT E: Dark grey, fine fresh;
GRANIT E: Pinkish, medium to coarse fresh; DOLERIT E: Dark grey, fine fresh;
GRANIT E: Pinkish, medium to coarse fresh;
GRANIT E: Light grey, medium to coarse fresh;
GRANIT E: Reddish, medium fresh; Penetr. rate [Min./m] 3 2 1 0 Construction
D
e
p
th
[
m
]
180
175
170
165
160
155
150
145
140
135
130
125
120
115
110
105
100
95
90
85
80
75
70
65
60
55
50
45
40
35
30
25
20
15
10
5
0
254 165 165Construction and Geohydrological Legend
HoleCasing (plain / perforated, sloted)
Screen / Mesh Screen Waterlevel measured: 13/04/11 Hole diameter [mm] Casing diameter [mm] 165
0:50 152
Piezometer Piezometer (Nr. & Diameter [mm])
Sanitary seal Drill cuttings Bentonite or clay Progr. Yield l/s 0.2 0.1 0 0.2l/s 0.001l/s
