Opus International Consultants (NSW) Pty Ltd - Transport for NSW ...

Preliminary Site Investigation at63 North Pde, Mt Druitt NSW A. D. Envirotech Australia Pty Ltd9 ASSESSMENT CRITERIA .............................................................................................................. 3410 RESULTS ........................................................................................................................................... 3610.1 Soil ................................................................................................................................................... 3611 DATA QUALITY ASSESSMENT ................................................................................................. 4111.1 Data Review ..................................................................................................................................... 4111.2 QA/QC Data Evaluation ................................................................................................................... 4712 CONCLUSIONS ................................................................................................................................ 5013 RECOMMENDATIONS................................................................................................................... 5214 LIMITATIONS .................................................................................................................................. 5415 REFERENCES .................................................................................................................................. 55APPENDIX I PHOTOGRAPHS ................................................................................................... 56APPENDIX II BOREHOLE LOGS ............................................................................................... 57APPENDIX III COUNCIL RECORDS ........................................................................................... 58APPENDIX IV LTO RECORDS .................................................................................................... 59APPENDIX V AERIAL PHOTOGRAPHS .................................................................................. 60APPENDIX VI NSW OFFICE OF WATER SEARCH ................................................................. 61APPENDIX VII PRO UCL DATA SHEETS ................................................................................... 62APPENDIX VIII WORKCOVER RECORDS .................................................................................. 63APPENDIX IX ANALYTICAL REPORTS .................................................................................... 64LIST OF TABLESTABLE 1 SUMMARY OF ANALYTICAL RESULTS AND 95 % UCL OF ARITHMETIC AVERAGECONCENTRATIONS, MG/KG. ..................................................................................................................... 8TABLE 2 SITE DETAILS AND INFORMATION. ................................................................................................. 16TABLE 3 SUMMARY OF LTO RECORDS FOR LOT 3 IN DP 719982 .................................................................. 19TABLE 4 SUMMARY OF AERIAL PHOTOGRAPHY. ............................................................................................ 21TABLE 5 SAMPLING AND ANALYTICAL PROGRAM FOR SITE INVESTIGATION ................................................ 32TABLE 6 SITE ASSESSMENT CRITERIA FOR SOIL CONTAMINATION, MG/KG (UNLESS OTHERWISE SPECIFIED). 34TABLE 7 ASSESSMENT CRITERIA AND ANALYSIS RESULTS OF SOIL SAMPLES. CRITERIA NEHF F FORCOMMERCIAL/INDUSTRIAL LAND USE, MG/KG ..................................................................................... 37TABLE 8 ASSESSMENT CRITERIA AND ANALYSIS RESULTS OF COMPOSITE SOIL SAMPLES. 1/2 AND 1/3 OFCRITERIA APPLIED, MG/KG .................................................................................................................... 38TABLE 9 ANALYSIS RESULTS OF ASBESTOS SAMPLES ................................................................................... 39TABLE 10 COMPARISON OF ORIGINAL SAMPLE 4224-1A AND BLIND REPLICATE 4224-BR1 SOIL SAMPLESANALYSED BY ENVIROLAB (EL), MG/KG. .............................................................................................. 44TABLE 11 COMPARISON OF SPLIT SOIL SAMPLE 4224-2 ANALYSED BY ENVIROLAB (EL) AND SOIL SAMPLE4224-SPLIT1 ANALYSED BY MGT ENVIRONMENTAL LABORATORIES (MGT), MG/KG .......................... 44TABLE 12 ANALYSIS OF RINSATE SAMPLE 4224-R1, MG/L ............................................................................ 45TABLE 13 ANALYSIS OF TRIP BLANK SAMPLE 4224-TB1, UG/L ..................................................................... 46TABLE 14 ANALYSIS RESULTS OF SPIKED VOC SAMPLE 4224-VOCSPIKE1 ANALYSED BY ENVIROLAB, µG/L.............................................................................................................................................................. 47TABLE 15 SUMMARY OF DQO RECONCILIATION ........................................................................................... 494224 63 North Pde Mt Druitt PSI.v1 final Page 4