Reference Document - MCU26 0001 & OPW26 0002 - AS PUBLISHED · MCU26/0001

        Contents
        1.      Introduction ............................................................................................................................................................ 1
        2.      Proposed Development ....................................................................................................................................... 1
        3.      Method of Investigation ......................................................................................................................................2
        4.      Results of Investigation .......................................................................................................................................3
                4.1 Site Description ......................................................................................................................................................... 3
                4.2 Topography................................................................................................................................................................. 5
                4.3 Geology ........................................................................................................................................................................ 5
                4.4 Subsurface Conditions ............................................................................................................................................ 6
                4.5 Groundwater............................................................................................................................................................... 7
                4.6 Surface Drainage ....................................................................................................................................................... 7
        5.      Slope Stability Assessment .................................................................................................................................8
                5.1 Existing Conditions................................................................................................................................................... 8
                5.2 Stability Assessment ................................................................................................................................................ 8
        6.      Geotechnical Recommendations ..................................................................................................................... 11
                6.1 Development Limitations..................................................................................................................................... 11
                6.2 Earthworks ................................................................................................................................................................. 11
                     6.2.1   Site Preparation and Trafficability................................................................................................... 11
                6.3 Excavations ................................................................................................................................................................ 12
                     6.3.1   Filling ......................................................................................................................................................... 12
                6.4 Building Foundations ............................................................................................................................................ 13
                     6.4.1   Indicative Site Classification .............................................................................................................. 13
                     6.4.2   Footing Design....................................................................................................................................... 13
                6.5 Temporary and Permanent Retention ............................................................................................................ 15
                6.6 Drainage ..................................................................................................................................................................... 16
        7.      Conclusion ............................................................................................................................................................. 16
        8.      Limitations ............................................................................................................................................................. 17




        Geotechnical Investigation
        30 January 2026 | 25408-001-Rev0                                                                                                                                                          iii
Document Set ID: 25158026
                  24528612
Version: 1,
         2, Version Date: 10/09/2026
                          13/02/2026