Soils report for footings and effluent northern cabin

                                   Soil Investigation Summary
Client       Eco Cottages                                                          Date      2/11/2020
Site Address Lot 4, RP 852013, #53 Martins Road, Cooroy 4563                       Job No SER 2184


Laboratory Data:       Database records for (CL/CH) friable clays residual to the Kin Kin Beds are-:

                        - Plasticity Index 20%
                        - Linear Shrinkage 9.5%
                        - Estimated Instability Index 0.8%




Site Classification:   In accordance with AS 2870 and based on clay reactivity, the characteristic
 (AS 2870-2011)        surface movement (Ys) calculates to range 20 - 25mm or 'M'.

                       Estimated Cut          N/A
                       Estimated Fill         N/A
                       Site Scrape Only       Yes
                       Piers                  N/A
                       Removal of Trees       No

Design Effluent        On-site effluent disposal required with tank water supply. We have been
Remarks:               advised an AES effluent system is proposed. The landowner confirmed the
                       eastern flank is the preferred effluent land application area. Boreholes were
                       advanced to depths of at least 2.0 metres. Boreholes 1/2 on the crown and
                       3/4, the eastern flank. All clays were observed to be friable and a design soil
                       category of strongly structured / 5 - light clay is apparent.




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