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BS EN ISO 12217-2:2017 Small craft. Stability and buoyancy assessment and categorization - Sailing boats of hull length greater than or equal to 6 m >
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BS EN ISO 12217-2:2017 Small craft. Stability and buoyancy assessment and categorization - Sailing boats of hull length greater than or equal to 6 m, 2018
- undefined
- Annex ZA (informative)Relationship between this European Standard and the essential requirements of Directive 2013/53/EU aimed to be covered
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 3.1 Primary
- 3.2 Hazards
- 3.3 Downflooding
- 3.4 Dimensions, areas and angles
- 3.5 Condition, mass and volume
- 3.6 Other terms and definitions
- 4 Symbols
- 5 Procedure
- 5.1 Maximum load
- 5.2 Sailing or non-sailing
- 5.3 Tests, calculations and requirements to be applied
- 5.4 Variation in input parameters
- 6 Requirements for monohull boats
- 6.1 Requirements to be applied
- 6.2 Downflooding
- 6.2.1 Downflooding openings
- 6.2.2 Downflooding height
- 6.2.3 Downflooding angle
- 6.3 Recess size
- 6.3.1 Application
- 6.3.2 Simplified methods
- 6.3.3 Direct calculation method
- 6.4 Minimum righting energy
- 6.5 Angle of vanishing stability
- 6.5.1 Normal requirement
- 6.5.2 Alternative requirement for design category B
- 6.6 Stability index (STIX)
- 6.6.1 Method
- 6.6.2 Dynamic stability factor (FDS)
- 6.6.3 Inversion recovery factor (FIR)
- 6.6.4 Knockdown recovery factor (FKR)
- 6.6.5 Displacement-length factor (FDL)
- 6.6.6 Beam-displacement factor (FBD)
- 6.6.7 Wind moment factor (FWM)
- 6.6.8 Downflooding factor (FDF)
- 6.6.9 Calculation of the stability index (STIX)
- 6.7 Knockdown-recovery test
- 6.8 Wind stiffness test
- 6.8.1 General
- 6.8.2 Practical test
- 6.8.3 Compliance by calculation
- 6.8.4 Requirements
- 6.9 Flotation requirements
- 6.10 Capsize-recovery test
- 6.11 Detection and removal of water
- 7 Requirements for catamarans, trimarans and form-stable monohulls
- 7.1 Requirements to be applied
- 7.2 Downflooding openings
- 7.3 Downflooding height
- 7.4 Recess size
- 7.5 Stability information
- 7.6 Safety signs
- 7.7 Bare poles factor
- 7.8 Rolling in breaking waves
- 7.9 Pitchpoling
- 7.10 Diagonal stability
- 7.11 Habitable multihull boats
- 7.12 Buoyancy when inverted
- 7.13 Escape after inversion
- 8 Safety signs
- 9 Application
- 9.1 Deciding the design category
- 9.2 Meaning of the design categories
- Annex A (normative) Full method for required downflooding height
- Annex B (normative) Methods for calculating downflooding angle
- Annex C (normative) Determining the curve of righting moments
- Annex D (normative) Method for calculating reserve of buoyancy after inversion or swamping
- Annex E (normative) Flotation material and elements
- Annex F (normative) Information for owner’s manual
- Annex G (normative) Determination of safe wind speed information
- Annex H (normative) Determination of longitudinal righting characteristics
- Annex I (informative) Summary of requirements
- Annex J (informative) Worksheets
- Annex K (informative) Illustration of recess retention level
- Bibliography [Go to Page]