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Land at Dinting Road, Dinting, Near Glossop, Derbyshire Ground Conditions Desk Study (Ground Stability & Phase 1 Contaminated Land) On behalf of Nichols 3N Limited Project Ref: 34296-3501 | Rev: - | Date: August 2015 Office Address: 11 Prospect Court, Courteenhall Road, Blisworth, Northampton NN7 3DG T: +44 (0)1604 878 300 E: [email protected] Ground Conditions Desk Study (Ground Stability & Phase 1 Contaminated Land) Land at Dinting Road, Dinting, Near Glossop, Derbyshire Document Control Sheet Project Name: Land at Dinting Road, Dinting, Near Glossop, Derbyshire Project Ref: 34296/3501 Report Title: Ground Conditions Desk Study (Ground Stability & Phase 1 Contaminated Land) Doc Ref: R001 Date: August 2015 Name Position Signature Date Prepared by: L Truslove Senior Engineer L Truslove 7/8/15 Reviewed by: D Bissell Associate Engineer D Bissell 7/8/15 Approved by: R Thomas LLP Director R Thomas 7/8/15 For and on behalf of Peter Brett Associates LLP Revision Date Description Prepared Reviewed Approved - 7/8/15 First full issue LT RT RT Peter Brett Associates LLP disclaims any responsibility to the Client and others in respect of any matters outside the scope of this report. This report has been prepared with reasonable skill, care and diligence within the terms of the Contract with the Client and generally in accordance with the appropriate ACE Agreement and taking account of the manpower, resources, investigations and testing devoted to it by agreement with the Client. This report is confidential to the Client and Peter Brett Associates LLP accepts no responsibility of whatsoever nature to third parties to whom this report or any part thereof is made known. Any such party relies upon the report at their own risk. © Peter Brett Associates LLP 2015 ii J:\34296 Land at Dinting Road, Dinting\Word\Reports\Geo\Ground Conditions Desk Study (final).docx Ground Conditions Desk Study (Ground Stability & Phase 1 Contaminated Land) Land at Dinting Road, Dinting, Near Glossop, Derbyshire Contents 1 Introduction ................................................................................................................................. 1 1.1 Brief and Purpose of Work ............................................................................................ 1 1.2 Scope of Work / Terms of Reference ............................................................................ 1 1.3 Site Location and Setting .............................................................................................. 2 1.4 Proposed Development ................................................................................................. 2 1.5 Sources of Information .................................................................................................. 2 2 Land Use Information ................................................................................................................. 3 2.1 Introduction .................................................................................................................... 3 2.2 Current Land Use .......................................................................................................... 3 2.3 Historical Land Use ....................................................................................................... 4 3 Environmental Setting ................................................................................................................ 6 3.1 Introduction .................................................................................................................... 6 3.2 Published Geology ........................................................................................................ 6 3.3 Naturally Occurring Geological Hazards ....................................................................... 6 3.4 Controlled Waters - Groundwater .................................................................................. 8 3.5 Controlled Waters - Surface Water ............................................................................... 8 3.6 Environmental Data - Consultations and Searches ...................................................... 9 3.7 Environmental Data From Nearby Developments ....................................................... 10 3.8 Services and Drainage ................................................................................................ 11 3.9 Ecological Systems ..................................................................................................... 11 3.10 Ancient Monuments ..................................................................................................... 11 4 Ground Stability Assessment .................................................................................................. 12 4.1 Ground Stability ........................................................................................................... 12 4.2 Geotechnical Investigation .......................................................................................... 13 5 Tier 1 Contamination Risk Assessment ................................................................................. 15 5.1 Introduction .................................................................................................................. 15 5.2 Conceptual Site Model ................................................................................................ 15 5.3 Hazard Identification Based On Potentially Contaminative Land Uses ...................... 15 5.4 Hazard Assessment .................................................................................................... 17 5.5 Risk Estimation ............................................................................................................ 18 5.6 Risk Evaluation ............................................................................................................ 19 5.7 Confidence and Uncertainty ........................................................................................ 19 6 Conclusions and Recommendations ...................................................................................... 20 6.1 Conclusions ................................................................................................................. 20 6.2 Recommendations....................................................................................................... 21 7 References ................................................................................................................................. 23 8 Essential Guidance for Report Readers ................................................................................. 24 J:\34296 Land at Dinting Road, Dinting\Word\Reports\Geo\Ground Conditions iii Desk Study (final).docx Ground Conditions Desk Study (Ground Stability & Phase 1 Contaminated Land) Land at Dinting Road, Dinting, Near Glossop, Derbyshire Figures Figure 1 - Site Location Plan Figure 2 - Site Features Plan Figure 3 - Figure 4 - Extract of Geological Map Figure 5 - Tables (Within main report text) Table 3.1 - Summary of the Potential for Geological Hazards Identified in the Envirocheck® Report ... 7 Table 3.2 - Summary of Hydrogeology and Groundwater Vulnerability Related Information ................. 8 Table 3.3 - Summary of Surface Water Related Information .................................................................. 8 Table 3.4 - Summary of Environmental Information ................................................................................ 9 Table 5.1 - Potential Sources of Contamination (PSC) ......................................................................... 16 Table 5.2 - Identification of Potential Receptors.................................................................................... 17 Table 5.3 - Estimated Risks................................................................................................................... 18 Appendices Figures Appendix 1 - PBA Methodology for Assessing Contaminated Land Appendix 2 - Site Photographs (July 2015) Appendix 3 - Landmark Envirocheck Report Appendix 4 - Coal Authority Report Appendix 5 - High Peak Borough Council Environmental Search Data Appendix 6 - Summary of Pollutant Linkages & Risk Estimation J:\34296 Land at Dinting Road, Dinting\Word\Reports\Geo\Ground Conditions iv Desk Study (final).docx Ground Conditions Desk Study (Ground Stability & Phase 1 Contaminated Land) Land at Dinting Road, Dinting, Near Glossop, Derbyshire 1 Introduction 1.1 Brief and Purpose of Work 1.1.1 Peter Brett Associates LLP (PBA) has been commissioned by Nichols 3N Limited (the Client) to carry out a Ground Conditions (Ground Stability & Contaminated Land) Desk Study to support a planning application for land at Dinting Road, Dinting, near Glossop in north-west Derbyshire. 1.2 Scope of Work / Terms of Reference 1.2.1 The scope of work undertaken by PBA comprises: Collection of desk study information relating to the geological, environmental and historical setting of the site. A walkover survey to examine the existing condition of the Site and surrounding area. A qualitative Tier 1 risk assessment utilising a Conceptual Site Model to identify 'source – pathway - receptor' linkages to assess the potential risk and hazards, if any, associated with existing or potential future contamination in the ground. A ground stability assessment of the risk of subsidence arising from; artificial cavities; natural cavities; and potential adverse foundation conditions. 1.2.2 Attention