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Site Investigation Borehole Programme (Offshore Works) - Greater Gabbard Offshore Wind Farm

Site Investigation Borehole Programme (Offshore Works) - Greater Gabbard Offshore Wind Farm

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Geotechnical

Description

Marine Geo System (MGS) was engaged by GGOWL as Principal Contractor for lump sum completion of the Greater Gabbard site investigation borehole programme. MGS engaged Stemat Marine Services b.v. for the charter of the barge Pontra Maris and the two support vessels: Ada D & Claudia B. The installation and operation of the survey positioning system was sub contracted to Gardline. The supply and installation of the CPT and push sampling equipment was subcontracted to AP v.d. Berg b.v. The provision of H&S personnel and advice both onshore and offshore was sub contracted to Mojo Maritime Ltd. The planned scope of work consisted of 19 confirmed boreholes of 50 metres depth and three possible additional boreholes. Each borehole had a sequence of alternate 3 metre CPTs and 1 metre push samples. Ramboll as geotechnical design consultants to GGOWL provided a representative on site to oversee the geotechnical works. Peter Ingvorsen fulfilled this role from 2nd August to the completion of the works on 2nd September.

Dataset

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Meterological Observations at the Greater Gabbard Offshore Wind Farm (Appendix H)

Greater Gabbard Offshore Wind Farm Borehole Programme - Weather Downtime Record

Report

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Marine Representative Final Report for Site Investigation Borehole Programme (Offshore Works) - Greater Gabbard Offshore Wind Farm

Greater Gabbard Offshore Wind Farm Geotechnical Offshore Investigations - Daily Progress Reports (Appendix B)

Greater Gabbard Offshore Wind Farm - Contractor Daily Progress Reports (Appendix C)

Contract Site Instruction (CSI) for Greater Gabbard Offshore Winds Ltd - Geotechnical Site Investigation for 2006 (appendix F)

Geotechnical Representative Final Report for Site Investigation Borehole Programme (Offshore Works) - Greater Gabbard Offshore Wind Farm (Appendix I)

Fisheries Liaison Report Greater Gabbard Offshore Wind Farm (Appendix J)

Greater Gabbard Offshore Winds Ltd Borehole Programme Offshore Works - Preliminary Report (Appendix L)

Investigation Borehole Programme (Offshore Works) Images - Greater Gabbard Offshore Wind Farm (Appendix E)

Ramboll Representative Report Appendices A-D

Marine Representative Report for Site Investigation Borehole Programme - Appendix D Incident Reports

Marine Representative Report for Site Investigation Borehole Programme - Appendix A - GGOWL Log of Events