Removal Shutdown and Decomm. Operation and Maintenance Development Planning Exploration Landbased Installations Transport System Subsea Production System Well Substructure Topside Marine Operations Owners Overhead Direct Labor Admin and Engineering Manpower Equipment Material Managed Closedown Disaster Recovery Increased Revocery Radical Change Incremental Improvement Business as Usual Field Study Operation &  Maintenance Green Field Project Drilling & Well Brown Field Project Modification Wellbore Facility License Block Business Area Country Continent L5 - CWS L4 -CCS L3 - CMS L3 - PMS L2 - PSS L1 - PPS -1 Go back