Geotechnical Investigation Report · OPW26/0149

                                                                                                                                                                                                           Protest CMT
                                                                                                                                                                                                     ABN: 26602913673
                                                                                                                                                                                             www.protestcmt.com.au




                                                                                           Shrink/Swell Index (Iss)
Client :                                      Internal Project                                                                                              Report Number :               SR/PTG/04982 - 4/1
Client Address :                              Internal Project                                                                                              Report Date :                        24/08/2026
Project Name :                                87 Hayward Drive Lake MacDonald                                                                               Test Request :                           -
Project Number :                              PTG/04982
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Location :                                    Not Provided


Test Methods :                                AS1289.7.1.1, AS1289.2.1.1



Material Description :                        Refer to Logs


Sample Number :                               S/371549                                                                         Time :                       00:00

Date Tested :                                 29/07/2026                                                                       Location 1 :                 BH01

Material Source :                             Insitu                                                                           Location 2 :                 0.6 m - 1.2 m

For Use As :                                  Proposed subgrade                                                                Location 3 :                 -

Lot Number :                                  -                                                                                Location 4 :                 -

Sampling Location :                           Client Selected

Sampling Method :                             As Received

           Shrinkage Test Results                                                                                                   Swell Test Results
Significant Inert Inclusions
                                                                                   0%                                          Initial Moisture Content :                            21.4%
:

Extent of Cracking :                                                               0%                                          Final Moisture Content :                              33.2%

Extent of Soil Crumbling :                                                         0%

Moisture Content of Shrinkage Sample
                                                                                 26.2%
:


Shrink-Swell Index (Iss %) :                                                                                                                  1.9

Swell Pressure (Kpa) :


Unit Weight (t/m³) :


                                              -
Remarks :


                               Note: The results contained in this report relate only to the item/s that were tested/sampled                                         APPROVED SIGNATORY
                               Accredited for Compliance with ISO/ IEC 17025 - Testing

                               Protest CMT (Sunshine Coast) Accreditation Number - 19667
                               Base Laboratory Site Number - 24490 - Sunshine Coast

                               Base Laboratory Address - Unit 2/9-13 Matheson Street, Baringa, 4551, QLD                                                              David Kent - Signatory

Document Number :              RF36                                                                                                                                                     Date :   12/12/2025