Geotechnical Report Dec 2013 Revision 1

                                              55 LAKE MACDONALD DRIVE, COOROY




Table of Contents
        INTRODUCTION........................................................................................................................................................ 1

        PROPOSED DEVELOPMENT................................................................................................................................... 1

        SITE DESCRIPTION.................................................................................................................................................. 1

        METHOD OF INVESTIGATION................................................................................................................................. 6

        4.1         Fieldwork ...................................................................................................................................................... 6

        4.2         Laboratory Testing........................................................................................................................................ 6

        INVESTIGATION FINDINGS ..................................................................................................................................... 7

        5.1         Regional Geology ......................................................................................................................................... 7

        5.2         Subsurface Conditions.................................................................................................................................. 7

        5.3         Laboratory Test Results................................................................................................................................ 9

        ENGINEERING ASSESSMENT .............................................................................................................................. 10

        6.1         Earthworks.................................................................................................................................................. 10

        6.1.1            Site Preparation and Traffickability........................................................................................................ 10

        6.1.2            Excavations........................................................................................................................................... 11

        6.1.3            Filling..................................................................................................................................................... 11

        6.2         Pipelines ..................................................................................................................................................... 12

        6.3         Pavement Design Parameters .................................................................................................................... 12

        LIMITATIONS .......................................................................................................................................................... 13



TABLES
Table 1: Summary of Laboratory Results ............................................................................................................................ 9


TEXT FIGURES
Text Figure 1: Image showing ground surface contours (courtesy Sunshine Coast Council [SCC] My Maps).................... 2

Text Figure 2: Construction works on Lots 1 to 4 fronting Lake Macdonald Drive............................................................... 3

Text Figure 3: Stage 3, Area of Lots 16, 18, 19, 28, 29 (approx.) ....................................................................................... 3

Text Figure 4: Location of test pit TP8 ................................................................................................................................ 4

Text Figure 5: Stage 4 – Lots 13 to 15 (approx.)................................................................................................................. 4

Text Figure 6: DCP hammer/rod at HA1 ............................................................................................................................. 5

Text Figure 7: DCP hammer/rod at HA2 ............................................................................................................................. 5

Text Figure 8: Test pit TP2.................................................................................................................................................. 7

Text Figure 9: Test pit TP8.................................................................................................................................................. 8

Text Figure 10: Spoil from test pit TP12.............................................................................................................................. 8


2 December 2013
Report No. 137632019-001-R-Rev0                                                          iii