Preliminary Geotechnical Investigation · OPW21/0315

                                                                     BOREHOLE LOG
CLIENT:             Rohig (Qld) Pty Ltd                                                             SURFACE LEVEL: --                                          BORE No: 1
PROJECT:            Proposed Residence                                                              EASTING:                                                   PROJECT No: 95120.00
LOCATION:           33 Wyuna Drive, Noosaville                                                      NORTHING:                                                  DATE: 24/9/2020
                                                                                                    DIP/AZIMUTH: 90°/--                                        SHEET 1 OF 1

                                   Description                                                             Sampling & In Situ Testing




                                                                                         Graphic




                                                                                                                                                      Water
     Depth                                                                                                                                                         Dynamic Penetrometer Test




                                                                                          Log
RL




                                                                                                                  Sample
                                         of




                                                                                                          Depth
                                                                                                                                                                      (blows per 100mm)




                                                                                                   Type
      (m)                                                                                                                        Results &
                                      Strata                                                                                     Comments
                                                                                                                                                                     5     10    15     20

                FILL/Silty SAND SM: fine to medium grained, brown,
                moist, loose, fill                                                                                          ASS samples taken
                                                                                                          0.25             every 0.25 m interval to
                - orange-brown streaked grey and brown                                                    0.3                     4m depth
                                                                                                    D
                                                                                                          0.6


          0.9
     1          FILL/SAND SP: fine to medium grained, orange-brown                                                                                             1
                grey, with silt fines, moist, loose to medium dense, fill


                - medium dense to dense
                                                                                                          1.6

                                                                                                    D

     2                                                                                                    2.0                                                  2



         2.35
                Silty SAND SM: fine to medium grained, grey, wet,
                medium dense                                                                              2.5

                                                                                                    D

                                                                                                          2.9
     3                                                                                                                                                         3



          3.3
                SAND SP: fine to medium grained, grey, trace of silt
                fines, wet, medium dense
                                                                                                          3.6

                                                                                                    D

     4                                                                                                    4.0                                                  4




                - dense to very dense




          4.9
     5          Silty SAND SM: fine to medium grained, dark brown,                                                                                             5
                wet, very dense (indurated)
                                                                                                                                                                                               >>
                                                                                                          5.3

                                                                                                    D

                                                                                                          5.8

     6    6.0                                                                                                                                                  6
                Bore discontinued at 6.0m
                Limit of Investigation




RIG: Jacro 200                DRILLER: RB                        LOGGED: RB                                                               CASING: Nil
TYPE OF BORING: Auger
WATER OBSERVATIONS: Groundwater seepage observed at 2.35 m at time of drilling.
REMARKS:                                                                                                                                                      Sand Penetrometer AS1289.6.3.3
                                                                                                                                                              Cone Penetrometer AS1289.6.3.2
                   SAMPLING & IN SITU TESTING LEGEND
A   Auger sample           G    Gas sample                PID Photo ionisation detector (ppm)
B   Bulk sample            P    Piston sample             PL(A) Point load axial test Is(50) (MPa)
BLK Block sample           Ux   Tube sample (x mm dia.)   PL(D) Point load diametral test Is(50) (MPa)
C   Core drilling          W    Water sample              pp    Pocket penetrometer (kPa)
D   Disturbed sample            Water seep                S     Standard penetration test
E   Environmental sample        Water level               V     Shear vane (kPa)