Attachment 12 - Geotechnical Investigation Report

SMEC Testing Services Pty Ltd
14/1 Cowpasture Place, Wetherill Park NSW 2164
Intersection of Lake Kawana Blvd and Birtinya Blvd, Birtinya QLD 4575 (Sunshine Coast Branch Site Address)
Phone: (07) 5341 9500 Email: [email protected]
                                                     Shrink Swell Index Report
Project: Proposed Retirement Centre Development                                                                          Project No.: 30032366-012
Client: Tectonic Geotechnical Pty Ltd                                                                                    Report No.:         30032366-012-SS-1

Address: PO Box 899, Buderim, Qld, 4556                                                                                 Report Date: 30/04/2019
Test Method: AS1289.7.1.1                                                                                                         Page: 1 of 1
Client Request No.: 19071

Sampling Procedure: Geotechnical Investigation (Not covered under NATA Scope of Accreditation)

      STS / Sample No.             30032366-001



        Sample Location                   BH2


                                    CH: Silty CLAY -
                                   high plasticity, pale
     Material Description              grey mottled
                                      orange/brown


             Depth (m)                1.00-1.17


            Sample Date              10/04/2019

               Moisture Content
                                          17.0
                     (%)

                Soil Crumbling              N              Shrinkage sample after oven drying - End A                 Shrinkage sample after oven drying - End B
   Shrink




                  Extent of
                                     Yes (Fine)
                  Cracking
                Shrink Strain
                                           4.0
                    (εsh)
               Moisture Content
                                          27.6
                  Initial (%)

               Moisture Content
   Swell




                                          28.4
                  Final (%)

              Swell Strain (εsw)           0.5


     Inert Inclusions (%)                   0


  Shrink Swell Index (%)                   2.3                                                 Inert Material Inclusions

Remarks:                           Swell Specimen: PP before test 350 kPa, PP after test 170 kPa




                                                                                                        Approved Signatory
Technician: AC/CMc                                                                                          Adrian Collier - Manager Geotechnics (SC)



    Form: RPS41                                                 Date of Issue: 01/07/15                                                        Revision: 5