Monitoring Underground Construction – A best practice guide

Contents Acknowledgements vii
Executive summary ix
1 Introduction 1
1.1 The purpose of this guide 1
1.2 The scope of this guide 1
1.3 Application 2
1.4 The British Tunnel Society interest 2
2 Objectives of monitoring 3
3 Principles for planning effective monitoring systems 5
3.1 Client obligations 5
3.2 Engaging stakeholders 5
3.3 Constraints 6
3.4 Process and deliverables 6
4 Considerations for designing effective monitoring systems 9
4.1 Design basis 9
4.2 Monitoring system functional requirements 9
4.3 Distribution of monitoring 10
4.4 Accuracy, precision and range 10
4.5 Frequency of monitoring 10
4.6 Baseline measurements 11
4.7 System reliability and redundancy 12
4.8 System verification 12
4.9 Monitoring system maintenance requirements 13
4.10 Other factors influencing the choice of technology 13
4.11 Requirements for data processing 14
4.12 Requirements for date interpretation and review 14
4.13 Requirements for data presentation to stakeholders 14
4.14 Requirements for data back-up and archiving 15
4.15 Requirements for responses to monitoring 15
4.16 Design outputs 16
5 Considerations for operation and management 17
5.1 Operational basis 17
5.2 Personnel, resourcing and competency 17
5.3 Demonstration of compliance with requirements 18
5.4 Data processing and management 18
5.5 Integration of monitoring data with works 18
5.6 Data interpretaion and review 19
5.7 Contingency plans 19
5.8 Data presentation to stakeholders 19
5.9 Close-out/completion process 19
5.10 Archiving process 20
6 Conclusions and recommendations 21
Appendix A Glossary 23
Appendix B Monitoring system specification checklists 31
Appendix C Common monitoring problems 37
Appendix D Monitoring report example 45
Appendix E Case studies 47
E1. Monitoring case study 1 47
E2. Monitoring case study 2 49
E3. Monitoring case study 3 50
E4. Monitoring case study 4 51
E5. Monitoring case study 5 52
E6. Monitoring case study 6 53
Appendix F Bibliography 55
Index 57