Oil & Gas UK Decommissioning Insight 2014

DECOMMISSIONING INSIGHT 2014

Contents

1. Foreword

4

2. Key Findings

6

3. Introduction

9

3.1 Survey Development and Methodology

9

3.2 Classification of Expenditure

10

4. Results of the 2014 Decommissioning Survey

11

4.1 Historical Comparison of Forecast Expenditure

12

4.1 Regional Analysis 13 4.3 Forecast Expenditure by Decommissioning Component 13 5. Decommissioning Activity in 2013 17 6. Forecast Decommissioning Activity from 2014 to 2023 18 6.1 Well Plugging and Abandonment 18 6.2 Facilities Making Safe and Topside Preparation 23 6.3 Removal 26 6.4 Pipeline Decommissioning 33 6.5 Onshore Recycling and Disposal 36 6.6 Site Remediation and Monitoring 39 7. Appendices 40 a. Work Break Down Structure Definitions 40 b. Association for the Advancement of Cost Engineering Classifications 41

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