04914nam 2200613Ia 450 991080625660332120200520144314.0(CKB)1000000000450665(EBL)3377401(SSID)ssj0000106790(PQKBManifestationID)11124842(PQKBTitleCode)TC0000106790(PQKBWorkID)10132639(PQKB)11100876(MiAaPQ)EBC3377401(Au-PeEL)EBL3377401(CaPaEBR)ebr10071428(OCoLC)923269594(EXLCZ)99100000000045066520050323d1996 uy 0engur|n|---|||||txtccrAn assessment of techniques for removing offshore structures /Committee on Techniques for Removing Fixed Offshore Structures ; Marine Board, Commission on Engineering and Technical Systems, National Research Council1st ed.Washington, D.C. National Academy Press19961 online resource (86 p.)Description based upon print version of record.0-309-57360-2 Includes bibliographical references.""AN ASSESSMENT OF TECHNIQUES FOR REMOVING OFFSHORE STRUCTURES""; ""Copyright""; ""MARINE BOARD""; ""Preface""; ""BACKGROUND""; ""COMMITTEE COMPOSITION AND SCOPE OF THE STUDY""; ""HOW THE STUDY WAS CONDUCTED""; ""ORGANIZATION OF THE REPORT""; ""ACKNOWLEDGMENTS""; ""REFERENCES""; ""Contents""; ""Executive Summary""; ""CONCLUSIONS""; ""RECOMMENDATIONS""; ""REFERENCE""; ""1Overview of Existing Offshore Structures and Removal Regulations""; ""EXISTING PLATFORMS""; ""Platform Types and Configurations""; ""Free-Standing Caisson with Well(s)""; ""Well-Protector Jackets""""Braced Caissons with Well(s)""""Conventionally Piled Platforms with Wells""; ""Conventionally Piled Platforms without Wells""; ""Skirt-Piled Platforms""; ""Special Application Platforms""; ""CONSTRUCTION EQUIPMENT USED IN PLATFORM REMOVALS""; ""REGULATIONS, LAWS, AND PERMITS""; ""Federal Laws and Regulations""; ""Outer Continental Shelf Lands Acts""; ""National Environmental Policy Act of 1969""; ""Endangered Species Act""; ""Marine Mammals Protection Act""; ""Other Laws and Regulations""; ""Platform Removal Permit Process""; ""Rigs-to-Reef Program""; ""International Laws""; ""REFERENCES""""2 Assessment of Cutting Techniques""""EXPLOSIVE CUTTING TECHNIQUES""; ""Present Explosive Cutting Techniques""; ""Bulk Explosive Charges""; ""Configured Bulk Charges""; ""Cutting Charges""; ""Future Explosive Cutting Techniques""; ""Cutting Charges""; ""Fracturing Charges""; ""Other Explosive Charges""; ""NONEXPLOSIVE CUTTING TECHNIQUES""; ""Present Nonexplosive Cutting Techniques""; ""Mechanical Cutters""; ""Abrasive Cutters""; ""Diver Cuts""; ""Future Nonexplosive Cutting Techniques""; ""Hydraulic Shears""; ""Diamond Wire Cutter""; ""TECHNIQUES BEING DEVELOPED""; ""Laser Cutting""""Pyrotechnic Cutting""""Cryogenics""; ""Chemical Cutters""; ""Deployment of Remotely Operated Vehicles""; ""Bubble Curtains""; ""Acoustic Devices""; ""Platform Design Considerations""; ""REFERENCES""; ""3 Technical Considerations""; ""RECENT REMOVAL PATTERNS""; ""Platform Removals by Water Depth""; ""Platform Removals by Year""; ""Platform Removal Trend""; ""TYPICAL ABANDONMENT PROCESS""; ""Removal Options""; ""Leave-in-Place Option""; ""Partial Removal Option""; ""Topple-in-Place Option""; ""Complete Removal Option""; ""Factors in Selecting Removal Methods""""TYPICAL PLATFORM REMOVAL COSTS""""REFERENCES""; ""4 Environmental Assessment of Present Removal Techniques""; ""HABITAT AND ECOSYSTEMS""; ""Sea Turtles""; ""Marine Mammals""; ""Fish""; ""NONLETHAL EFFECTS OF EXPLOSIVE REMOVALS""; ""SUMMARY""; ""REFERENCES""; ""5 Summary Assessment of Explosive and Nonexplosive Technologies""; ""FINDINGS""; ""6 Conclusions and Recommendations""; ""CONCLUSIONS""; ""RECOMMENDATIONS""; ""APPENDICES""; ""Appendix A Biographical Sketches of Committee Members""; ""Appendix B Federal Register Notice and List of Respondents""; ""LIST OF RESPONDENTS""""Appendix C Participants in Committee Meetings""Offshore structuresDrilling platformsOil well drilling rigsOffshore structures.Drilling platforms.Oil well drilling rigs.622.33819National Research Council (U.S.).Marine Board.National Research Council (U.S.).Committee on Techniques for Removing Fixed Offshore Structures.MiAaPQMiAaPQMiAaPQBOOK9910806256603321An assessment of techniques for removing offshore structures4091469UNINA