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Preliminary Site Investigation at63 North Pde, Mt Druitt NSW A. D. Envirotech Australia Pty Ltd1 INTRODUCTION1.1 GeneralA. D. Envirotech Australia Pty Ltd (ADE) was engaged by Transport Construction Authority (TCA) toundertake a Stage I Preliminary Site Contamination Investigation (PSI) to assess the potential forcontamination of the subsurface soils for a proposed commuter car park located at 63 North Parade,Mount Druitt NSW.The subject site entails Lot 3 in Deposited Plan (DP) 719982.The purpose of the investigation was to assess the suitability of the site for the proposed development asa commuter car park.The site inspection was conducted on the 30 th of September 2010 and comprised of a program of testboreholes from which samples of subsoil strata were obtained, followed by laboratory testing ofselected samples by a NATA accredited laboratory.This report was completed in accordance with the Guidelines for Consultants Reporting onContaminated Sites, NSW EPA, September 2000.Details of the field inspection are given in the report, together with comments on the significance of thefindings of the investigation.1.2 Proposed DevelopmentThe construction of a multi-storey commuter car park on the subject site is proposed. No further details,specifications or previous reports were made available to ADE during the preparation of this report1.3 ObjectivesThe objectives of the investigation were to:identify past and present potentially contaminating activities;identify potential contamination types;discuss the site condition;provide a preliminary in-situ waste classification;provide a preliminary assessment of site contamination for the suitability of the proposeddevelopment; andassess the need for further investigations.1.4 Scope of WorkThe scope of work required to achieve the objectives of the investigation involved the following:completion of a specialised Safety, Health & Environment Work Method Statement(SH&EWMS);desktop site review of:- land title records;- section 149 certificates;- WorkCover NSW Dangerous Goods Search;4224 63 North Pde Mt Druitt PSI.v1 final Page 12
Preliminary Site Investigation at63 North Pde, Mt Druitt NSW A. D. Envirotech Australia Pty Ltd- council records (were available);- NSW DECCW contaminated lands register Search;review of past and current activities on the site;review of past and current activities on neighbouring sites and identify any potential on-site/offsitesources of contamination;review of past aerial photographs of the site and its surrounds to identify the locations of anyprevious buildings and/or other infrastructure associated with activities that could be a source ofon-site/off-site sources of contamination;review of local geology and hydrogeology (including groundwater bore search);detailed site inspection by an experienced environmental scientist;drilling of six boreholes covering the site in a grid pattern;soil sampling of the surface and 0.5 m BGS, at changes in soil stratigraphy and within anyapparent contamination;cold storage of all samples collected;submission to a laboratory for analysis under chain of custody conditions;laboratory analysis of soil samples for metals, TPH, BTEX, PAH, PCB, Cyanide, OCPs, OPPs,total Phenolics, asbestos; andpreparation of a Phase I PSI report outlining:- detailed information on the results of the desktop review and site inspection;- conclusions regarding the potential for contamination at the subject site;- conclusions regarding preliminary in-situ waste classification;- conclusions regarding the sites suitability for the proposed development;- recommendations for a Phase II Detailed Site Investigation (DSI), should it be warranted.1.5 Legislative RequirementsThe investigation was conducted in accordance with: Guidelines for the NSW Site Auditor Scheme, NSW DEC 2006. Guidelines for Consultants Reporting on Contaminated Sites, NSW EPA, 2000. Guidelines For Assessing Service Station Sites, NSW EPA 1994. Assessment of Site Contamination, National Environmental Protection Measure (NEPM) 1999.1.6 Whole ReportNo one section, or part of a section, of this report should be taken as giving an overall idea of thisreport. Each section must be read in conjunction with the whole of this report, including its appendicesand attachments.4224 63 North Pde Mt Druitt PSI.v1 final Page 13
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MOUNT DRUITT COMMUTER CARPARKREVIEW
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Mount Druitt Commuter Car ParkRevie
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Commuter Car Park and Interchange P
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Mount Druitt Commuter Car ParkTraff
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Transit services provided at Mount
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Attachment 1: Origin Destination Su
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MOVEMENT SUMMARYMt DruittSouthern C
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MOVEMENT SUMMARYMt DruittNorth Para
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MOVEMENT SUMMARYMt DruittNorth Para
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MOVEMENT SUMMARYMt DruittJirrang Cl
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MOVEMENT SUMMARYMt DruittMount St /
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MOVEMENT SUMMARYMt DruittMount St /
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MOVEMENT SUMMARYMt DruittSherbrooke
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MOVEMENT SUMMARYMt DruittSherbrooke
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KMH-2010123a REF Rev 4 docStatus: F
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Commuter Car Park Mt DruittVisual I
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