I.S. EN ISO 12215-5:2008

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 General
6 Dimensions, data and areas
   6.1 Dimensions and data
   6.2 Areas
7 Pressure adjusting factors
   7.1 General
   7.2 Design category factor k[DC]
   7.3 Dynamic load factor n[CG]
   7.4 Longitudinal pressure distribution factor k[L]
   7.5 Area pressure reduction factor k[AR]
   7.6 Hull side pressure reduction factor k[Z]
   7.7 Superstructure and deckhouse pressure reduction
        factor k[SUP]
   7.8 Light and stable sailing craft pressure correcting
        factor for slamming k[SLS]
8 Design pressures
   8.1 Motor craft design pressure
   8.2 Sailing craft design pressure
   8.3 Watertight bulkheads and integral tank boundaries
        design pressure
   8.4 Design pressures for structural components where
        k[AR] would be <= 0,25
9 Dimensions of panels and stiffeners
   9.1 Dimensions of plating panels
   9.2 Dimensions of stiffeners
10 Plating - Scantling equations
   10.1 Thickness adjustment factors for plating
   10.2 FRP single-skin plating
   10.3 Metal plating - Aluminium alloy and steel
   10.4 Laminated wood or plywood single-skin plating
   10.5 FRP sandwich plating
   10.6 Single-skin plating minimum thickness
11 Stiffening members requirements
   11.1 General
   11.2 Properties adjustment factors for stiffeners
   11.3 Design stresses for stiffeners
   11.4 Requirements for stiffeners made with similar
        materials
   11.5 Requirements for stiffeners made with dissimilar
        materials
   11.6 Effective plating
   11.7 Overall dimensions of stiffeners
   11.8 Structural bulkheads
   11.9 Structural support for sailing craft ballast keel
12 Owner's manual
   12.1 General
   12.2 Normal mode of operation
   12.3 Possibility of outer skin damage
Annex A (normative) - Simplified method for scantling
                      determination
Annex B (normative) - Drop test for boats of < 6 m
Annex C (normative) - FRP laminates properties and
                      calculations
Annex D (normative) - Sandwich mechanical core properties
                      and sandwich calculation
Annex E (normative) - Wood laminate properties and wood
                      calculations
Annex F (normative) - Mechanical properties of metals
Annex G (normative) - Geometric properties of stiffeners
Annex H (normative) - Laminate stack analysis
Annex ZA (informative) - Relationship between this
                         International Standard and the
                         Essential Requirements of EU
                         Directive 94/25/EC as amended by
                         Directive 2003/44/EC
Bibliography

Describes the determination of design pressures and stresses, and to the determination of the scantlings, including internal structural members of monohull small craft constructed from fibre-reinforced plastics, aluminium or steel alloys, glued wood or other suitable boat building material, with a length of hull, L[H], in accordance with ISO 8666, between 2,5 m and 24 m.