Octopus Harald - Marine Accident Investigation Branch

CONTENTSGLOSSARY OF ABBREVIATIONS AND ACRONYMSPageSYNOPSIS 1SECTION 1 - FACTUAL INFORMATION 21.1 Particulars of Harald and accident 21.2 Particulars of Octopus and accident 31.3 Narrative 31.3.1 Pre-voyage 31.3.2 The voyage 51.3.3 Post grounding actions 51.4 The project 91.5 Planning 91.6 The passage plan 91.6.1 The chart 91.6.2 The chart plotter 111.6.3 Category of Zone of Confidence 161.6.4 Passage guidance 161.6.5 Local knowledge 161.7 Hydrographic Survey in the UK Area 161.7.1 Hydrographic Responsibilities 161.7.2 Civil Hydrography Programme 171.7.3 Research 181.7.4 COSH action post grounding 191.7.5 Survey standards 191.7.6 CHP survey effort 201.7.7 Other surveying activity 201.8 International Hydrographic Organisation 221.9 Cruise Vessel traffic in the Orkney Islands 231.10 Previous accidents 23SECTION 2 - ANALYSIS 242.1 Aim 242.2 The accident 242.3 Fatigue 242.4 The voyage 242.4.1 The plan 242.4.2 BA Chart 2250 242.4.3 Local knowledge 252.4.4 Recognised shipping routes 252.4.5 Decision to divert west of Little Green Holm Island 262.4.6 The method statement 262.5 Standard of UK Survey 262.5.1 Orkney Islands Survey Standard 262.5.2 MCA survey progress 272.6 Electronic chart information 272.7 Cruise ships and other deep draught vessels 28