Acid Sulphate Investigation · OPW19/0098

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Front; Maztab 02 6674 4469 To: Golder Associates - North Coast Attn. Ashley D. Date: 8/08/2003 Time: 9:37:52 AM Page 1 6f1
VUAZLAB 1 Anne Street Phone (02) 6674 3965
- PTY. LIMITED Chinderah Fax (02) 6674 4469
sane A.C.N, 083 815 338 NSW 2487 Mobile 015 149 374
A.B.N. 87 083 815 338 eniail: [email protected]
Provisional Test Results - Chromium Reducible Sulphur
Issued: 6/8/03,9:38 AM
if. No. : GAS0889 Project: 0368-3042,-Venture Dr Noosavill for Golder Associates Pty. Ltd.
GASO:
f Date Description Reactons | Density Scr | TAA |. kiming
) 1.D. Sampled ‘Acid Wm3) | pHwaci (molH+/t)] (mot H+/t) |. Rate -
‘Tested Shell Size | MC (%) (8) %S (Ka/dry t)
BHO1 0.50 . Silly SAND (SM), fine to medium grained, dark grey- | Strong . : 2 44
+ brown, low pl. fines, occas. rock frags, moist. ; 42 . nil
L 5/08/2003 Slight | 11.0 ~ | 0.00 | 0.02
.BHO1 1.00 pe ~ | Silty CLAY (CH), high plasticity, yellow mottled dark Slight . “4
. brown, moist 38 0 113 8.8
_. 5/08/2003 . . Ni 237 0.00 | 0.18
"1 BHO1 1.50 ~ [Silty CLAY (CH), high plasticity, red-brown motted |. Slight . 0 >
, I white, moist . 37 04 15.8
. 5/08/2003 Nit 32.4 0.00 | 0.33
» 2.00 “| Silty. CLAY (CH), high plasticity, red-brown motted Slight .
e@ - white, moist 8 igh 37 0 168 13.0
sashes 5/08/2003 Ni 248 0.00 | 0.27
.| BHO2 0.50 . Silly CLAY (CH), high plasticity, yellow motted white, | S . .
4 . moist. s oy. ye " trong 39 0 168 13.0
5/08/2003 Nil 2741 0.00 | 0.27 |.
BHO2 1.00 Silty, CLAY (CH), high plasticity, red-brown motted i . ,
2 . whit. moist ¥ Slight ; 37 2 244 49.1
5/08/2003 Nil 28.4 0.00 | . 0.39
BHOS 0.75 Silty CLAY (CH), high plasticity, yellow mottled white, | Moderate . : .
9 . moist. ; 39 0 152 11.8
5/08/2003 Nil 47 0.00 | 0.24.
“1 BHO4 1.00 Silty CLAY (CH), high plasticity, grey-white, occas. Slight . 55
4 . sand, moist . 37 2 1 12.2
5/08/2003 Nil 26.5 0.00 | 0.25
BHO5 0.25 Silty CLAY (CH), high plasticity, dark brown, with Strong
\ . sand, occas. rock frags, moist 4A 4 46 3.8
5/08/2003 Ni 22.0 0.01 | 0.07
BHOS 0.75 Silty CLAY (CH), high plasticity, yellow-brown motted Slight . .
‘ : ° white, occas, rock frags, moist 3.8 2 | 78 6.2
5/08/2003 Nil 25.7 0.00 | 0.13

 

 

 

 

 

 

 

 

 

 

 

Test methods follow procedures described in ASS Laboratory Methods 1998 Vers 1.11 &

Mazlab In-House Method 22 [After ASS Method 22]
Liming rate is calculated fram SCr + TAA using a supplied combined safety and neutralising factor of 155.0% and composite action
level of 1AamolH+/t TAA & 0.03% Ser. (Factor only applied to +ve TAA values)