Attachment B Geotechnical report

Morrison Geotechnic Pty Lid Engineering Log - Borehole
ae A.B.N. 051 009 878 899 Borehole No.: BH1
PO Box 3063, Darra, QLD 4076

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MORRISON Phone: (07) 3279 0900 Fax: (07) 3279 0955 Page: 2 of 3
GEOTECHNIC Job Number: ME09/068
pa . . Hytira Bower Scout C80R Track i ‘ 7
Fasting’) o11800 ori Drilling Rig! Machine Client: Adrian Slinger
Northing: —7080459.00 Driller: Drilisure pralaeiG sali : p AGech
RL: 50.00 kognediBy:. Mi iRubintc roject: Geotechnical Site Invesigation - Proposed Residence
Total Depth: 22.42 Date: 21/09/2009 Location: 71 Seaview Terrace, Sunshine Beach
Drilling Information Material Description Test Samples
3 §
8 Bl 4
3 5 | 2/3 2 ga| §
5 Elo |
a] 2 2 £ $la2 3
2|5 Hole Depth} 2 & 3 4 a 2 2 ec Test
&|2] Rb (m) 8 616 Description 2) 2/82) 8 Depth | Tests] Sample/Result
be a SM Silty SAND: M MD
+ Vee Medium dense, fine to medium grained, low plasticity '-|
As, silt fines, dark brown mottled brown & black, moist,
r 85 VAL, grades to dense by 7.0m 85 r
|| ‘ PP SP © NY M MD LL]
esd SIKy'GAND: . SPT |-9,16,17 N=33
Hi ss, As above, but brown with dark brown mottling
41.0 9.0 AAA
bas Le boo4 8.95 4
L| AZ ||
eZ
LI VAs |
ae
HU eZ LH
4.741
10.0 Ada L)
.0.9 ov
Lee SAND: ™ |v 10 4
Very dense, fine to medium grained, trace of sit fines, ‘I L SPT 120,30 for 140
| brown, moist 7 4
10.45
390 |] 11.0 L}
| 11.5 |
© | } LSPT | 12,20,30for125 |]
8 38.0 12.0 11.9.5
& ol K- |
a
& -| 12.2 L}
Ss ‘SAND: Mw D
rh Dense, fine to medium grained with silt & clay fines, |
mottled pale grey, yellow, yellow brown, orange, brown,
ry moist, Clay fines increasing with depth r|
|. 13.0 |
370 [| 13 +
1 LSPT |-10,14,17 N=31 H
i 13.45 |
36,0 14.0,
i if a ‘Sandy CLAY/Glayey SAND: ™ Vst TI
- 3 Very stiff, high plasticity, fine to medium grained sand, |_|
8 mottled pale grey, pale brown, yellow brown, orange
rl o brawn & red, moist ry
145
LSPT |-4,8,9 N=17
2.9
eee th 15a Silty CLAY: M vst 14,95 ae
Very stiff, high plasticity with fine to medium grained
F] sand, pale grey, pale brown, yellow brown & red, moist. ry
|| Occasional sandy clay/clayey sand lenses ||
[| 16.0 ll
Comments:
Authorised by:
DEG? iiss cai ss sccvent
Water Weathering Consistency Density Rock Strength Tests & Results
RS Residual © VS Verysoft VL Veryloose ELS Extremely USO Undisturbed SOmm diam tube.
v Water level soil Ss Soft L Loose low D Disturbed sample.
=—ondate shown yw Extremely F Firm MD. Medium VLS Verylow SPT Standard Penetration Test, N = number of blows to drive 50mm sampler
4 weathered St Stiff dense LS Low 300mm with a 63.6kg hammer falling 762mm.
Water inflow py pistinctly  VSt Verystif D Dense MS Medium PP Hand penetrometer estimate of unconfined compressive strength, kPa.
weathered H Hard VD Vervdense HS High S Vane shear value kPa
Water outflow sy sightly A VHS Veryhigh DC Dynamic Cone test, 9.09kg hammer, fall 508mm, driving 20mm, 30 deg
weathered Moisture EHS Extremely taper cone fitted to rods of smaller section.

FR Fresh D Dry M Moist W Wet high From AS1289-1993 Methods of Testing Soils for Engineering Purposes