Geotechnical report_Morrison · 132008.169

Morrison Geotechnic Pty Ltd

—_ A.B.N. 051 009 878 899
PO Box 3063, Darra, QLD 4076

MORRISON Phone: (07) 3279 0900 Fax: (07) 3279 0955

 

Engineering Log - Borehole

Borehole No.: BH1
Page: 3 of 3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 
  
 

 

 

GEOTECHNIC 7
Pee eee taree Job Number: ME09/068
Easting: 511300 45m Drilling Rig: Track Machine Client: Adrian Slinger
Northing: 7080459.00 Driller: Drillsure Project: . . .
ae ae waged Br See Toject: 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 e| 2
§ oe a
3 A ei 3g 2 Ba| g
& &il3i|8 s |e |S:
=|. we ilgle 2] 5 |az| 3
Z/5 Hole Depth} © & 3 a| 32 fe) & Test
& g RL (m) 3 6 le Description 2/2 /8é8l 8 Depth | Tests Sample/Result
; ie 3
Y cl Silty CLAY: xw TM vst
-] As above but SPT sample showing extremely }- SPT }-5,9,10 N=19 r]
weathered rock structure (XW sandstone)
ry Y 16.41 r
H ._168 Li LI
33,0 17.0 SST | SANDSTONE: a Vis
b= K—- Extremely weathered rock, very low strength, orangie ool
brown, red brown & pale grey (silty sandy clay),
rt plasticity decreasing with depth, P|
| 478 |
| LspT [4,611 N=17
L_ 82.0 LL 18.0 17.95 wd]
aio |] 19.0 L|
8 . H- 19 -
£ r ||
ao
so LL} |
s LsPT }7,15,21 N=36
30.0 || 20.0 r
le LL. 19.45 +
| 20. |
| spT |-9,15,25 N=40
29.0 21.0 20.95
0 || 22.0 |
[230 || 22 =|
9,19,30 for ||
+t P SPT Pr t2omm N+ = 65
ste
| 22.42m: BOREHOLE 22.45 {|
I TERMINATED |
27.0 23.0
[| 24.0 |
Comments: N* = Inferred SPT 'N' Value
Authorised by:
Dates sis secencasas
Water Weathering Consistency Density Rock Strength Tests & Results
RS Residual VS Very soft VL Very loose ELS Extremely U50 —_Undisturbed 50mm diam tube.
LY Mater level soil S 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 SOmm sampler
weathered St ___ Stiff dense LS Low 300mm with a 63.6kg hammer falling 762mm.
Water inflow bw Distinctly VSt Verystiff 0 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 sw slightly | VHS Very high 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