Guidelines for Environmental Protection Contents & Preface Introduction Legal framework and constraints PART 1: Principles common to all types of residue Choice of suitable sites for residue deposits   Assessment of and control of environmental impact Exploration of sites for residue deposits Information concerning characteristics of residue Types of residue deposit and associated characteristics Design of residue deposits The operation of residue deposits Monitoring of residue deposits during operation Appraisal of the safety of existing residue deposits Decommissioning of closure residue deposits   PART 2: Additional information for specific residues Aftercare of decommissioned residue deposits Special characteristics of colliery residues and residue deposits Special characteristics of radioactive residues Appendices applicable for all types of residues APPENDIX 1 List of Reference Works APPENDIX II Standard Procedures and Symbols for Recording Soil Profiles APPENDIX III The Mechanics of Compaction APPENDIX IV Hydraulic of Spillway and Structural Design of Penstock Towers and Outfalls APPENDIX V Methods for Measuring Soil Permeability Both In Situ and in the Laboratory APPENDIX VI Design Requirements for Layered Filter Drains APPENDIX VII Calculation of Seepage Losses Through Impoundment Linings APPENDIX VIII Laboratory Methods for Measuring Shear Strength and Compressibility APPENDIX IX Methods for Measuring the In Situ Strength of Soil APPENDIX X Determination of the Seepage Surface in Residue Dams APPENDIX XI Assessment of Slope Stability by Slip Circle and Sliding Wedge Analysis APPENDIX XII Gold Paddock Dams APPENDIX XIII Combustion of Coal Mining Residues APPENDIX XIV Properties of some Typical Residues