Geotech Report · OPW19/0205

Client Sample ID                                                                BH3 2.00-2.25          BH3 2.25-2.50   BH3 2.50-2.75    BH3 2.75-3.00
Sample Matrix                                                                   Soil                   Soil            Soil             Soil
Eurofins | mgt Sample No.                                                       B18-No20253            B18-No20254     B18-No20255      B18-No20256
Date Sampled                                                                    Nov 14, 2018           Nov 14, 2018    Nov 14, 2018     Nov 14, 2018
Test/Reference                                          LOR            Unit
Acid Sulfate Soils Field pH Test
pH-F (Field pH test)*                                    0.1        pH Units             5.2                     5.1        5.4                 5.6
pH-FOX (Field pH Peroxide test)*                         0.1        pH Units             2.5                     2.4        2.2                 2.5
Reaction Ratings*S05                                                comment              4.0                     4.0        4.0                 4.0



Client Sample ID                                                                BH4 0.00-0.25          BH4 0.25-0.50   BH4 0.50-0.75    BH4 0.75-1.00
Sample Matrix                                                                   Soil                   Soil            Soil             Soil
Eurofins | mgt Sample No.                                                       B18-No20257            B18-No20258     B18-No20259      B18-No20260
Date Sampled                                                                    Nov 14, 2018           Nov 14, 2018    Nov 14, 2018     Nov 14, 2018
Test/Reference                                          LOR            Unit
Acid Sulfate Soils Field pH Test
pH-F (Field pH test)*                                    0.1        pH Units             6.8                     6.9        6.9                 6.9
pH-FOX (Field pH Peroxide test)*                         0.1        pH Units             4.2                     4.1        4.6                 4.6
Reaction Ratings*S05                                                comment              3.0                     3.0        2.0                 2.0



Client Sample ID                                                                BH4 1.00-1.25          BH4 1.25-1.50   BH4 1.50-1.75    BH4 1.75-2.00
Sample Matrix                                                                   Soil                   Soil            Soil             Soil
Eurofins | mgt Sample No.                                                       B18-No20261            B18-No20262     B18-No20263      B18-No20264
Date Sampled                                                                    Nov 14, 2018           Nov 14, 2018    Nov 14, 2018     Nov 14, 2018
Test/Reference                                          LOR            Unit
Acid Sulfate Soils Field pH Test
pH-F (Field pH test)*                                    0.1        pH Units             6.8                     6.2        6.0                 6.2
pH-FOX (Field pH Peroxide test)*                         0.1        pH Units             4.4                     3.2        2.3                 2.3
Reaction Ratings*S05                                                comment              2.0                     1.0        4.0                 4.0



Client Sample ID                                                                BH4 2.00-2.25          BH4 2.25-2.50   BH4 2.50-2.75    BH4 2.75-3.00
Sample Matrix                                                                   Soil                   Soil            Soil             Soil
Eurofins | mgt Sample No.                                                       B18-No20265            B18-No20266     B18-No20267      B18-No20268
Date Sampled                                                                    Nov 14, 2018           Nov 14, 2018    Nov 14, 2018     Nov 14, 2018
Test/Reference                                          LOR            Unit
Acid Sulfate Soils Field pH Test
pH-F (Field pH test)*                                    0.1        pH Units             6.1                     6.1        6.3                 6.3
pH-FOX (Field pH Peroxide test)*                         0.1        pH Units             2.2                     2.2        2.4                 2.2
Reaction Ratings*S05                                                comment              4.0                     4.0        4.0                 4.0



Client Sample ID                                                                BH1 DS 3.0-3.2
Sample Matrix                                                                   Soil
Eurofins | mgt Sample No.                                                       B18-No20269
Date Sampled                                                                    Nov 14, 2018
Test/Reference                                          LOR            Unit


Chloride                                                  5          mg/kg              <5
pH (1:5 Aqueous extract at 25°C as rec.)                 0.1        pH Units             5.7
Sulphate (as SO4)                                        30          mg/kg              < 30
% Moisture                                                1           %                  20



                                           Eurofins | mgt 1/21 Smallwood Place, Murarrie, QLD, Australia, 4172                            Page 3 of 12
 Date Reported: Nov 26, 2018                      ABN : 50 005 085 521 Telephone: +61 7 3902 4600                              Report Number: 627963-S