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The electronic pdf versions of the documents found through http://www.dnv.com/ are the officially binding versions. Copyright Det Norske Veritas.
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DNV-OSS-101 Rules for Classification of Offshore Drilling and Support Units |
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| Ch.3: Classification in Operation |
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| Sec.1: General Provisions for Periodical Surveys |
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| A: Introduction |
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| B: Periodical Surveys |
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| Sec.2: General Requirements for Hull and Machinery Surveys |
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| A: General |
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| B: Requirements for Hull Surveys |
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| C: Requirements for Machinery Surveys |
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| D: Special Provisions for Ageing Offshore Units |
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| Sec.3: Alternative Survey Arrangements and Surveys Performed by Approved Companies |
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| A: Alternative Survey Arrangements |
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| B: Surveys by Approved Companies or Service Suppliers |
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| Sec.4: Periodical Survey Extent for Main Class |
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| A: General |
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| B: Annual Survey |
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| C: Intermediate Survey |
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| D: Renewal Survey, Structure and Equipment |
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| E: Renewal Survey, Machinery and Safety Systems |
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| F: Renewal Survey, Tailshaft Survey |
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| G: Survey of Geared Thrusters for Main Propulsion and positioning |
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| H: Survey of Podded Thrusters for Main Propulsion and positioning |
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| I: Boiler Survey |
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| J: Thermal Oil Heater Survey |
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| K: Survey of the Unit's Bottom and Related Items |
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| L: Survey of Towing, Temporary and Position Mooring Equipment |
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| Sec.5: Periodical Survey Extent for Additional Service Notations |
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| A: General |
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| B: Drilling Units |
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| C: Well Intervention Units |
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| D: Accommodation Unit |
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| E: Crane Unit |
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| F: Offshore Support Unit |
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| Sec.6: Periodical Survey Extent for Additional Class; Special Equipment and System Notations |
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| A: Introduction |
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| B: Position Mooring Equipment |
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| C: Dynamic Positioning Systems |
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| D: Drilling Plant |
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| E: Helicopter Deck |
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| F: Well Test |
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| G: Temporary Oil Storage |
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| H: Crane |
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| I: Diving Systems |
| J: Not In Use |
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| K: Periodically Unattended Machinery Space and Machinery Centrally Operated |
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| L: Loading Computers for Damage Control |
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| M: Fire Fighters |
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| N: Well Intervention System |
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| O: Hull Monitoring System |
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| P: Fatigue Methodology for Ship-Shaped Mobile Offshore Units |
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| Q: Noise, Vibration and Comfort Rating |
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| R: Winterization, Cold Climate and Ice |
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| S: Safety and Environmental Protection Management System |
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| T: Environmental Notations |
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| U: Special Feature Notations |
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| Sec.7: Machinery Alternative Survey Arrangements |
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| A: General |
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| B: Machinery Renewal |
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| C: Machinery Continuous |
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| D: Machinery PMS (Planned Maintenance System) |
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| E: Machinery CM (Condition Monitoring) |
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| F: Gas Turbines |
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| G: PMS RCM |
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| H: Offshore CM (Condition Monitoring) |
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| App.A: Introduction to Offshore Classification |
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| A: Introduction |
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| B: The Classification System |
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| C: Remuneration |
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| D: Classification Support |
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