ISO 8666:2020
Small craft — Principal data
This document establishes definitions of main dimensions and related data and of mass specifications and loading conditions. It applies to small craft having a length of the hull (LH) of up to 24 m.
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols, designations and units
5 Measurements
5.1 General
5.2 Longitudinal
5.2.1 General
5.2.2 Maximum length, Lmax
5.2.3 Length of the hull, LH
5.2.4 Waterline length, LWL
5.3 Athwartship
5.3.1 General
5.3.2 Maximum beam, Bmax
5.3.3 Beam of hull, BH
5.3.4 Beam, waterline, BWL
5.3.5 Maximum beam, waterline, BWLmax
5.3.6 Beam between hull centres, BCB
5.4 Vertical
5.4.1 Maximum depth, Dmax
5.4.2 Midship depth, DLWL/2
5.4.3 Freeboard, F
5.4.4 Draught, T
5.4.5 Draught, air, Ha
5.4.6 Headroom
5.5 Other data
5.5.1 Deadrise angle, β
5.5.2 Reference sail area, AS
5.5.3 Standard sail area, A’S
5.5.4 Windage area, Alv
5.5.5 Volume of the craft, V
6 Masses
6.1 Mass, net shipping, mN
6.2 Mass, gross shipping, mG
6.3 Mass, light craft, mLC
6.3.1 Items of equipment included in mLC
6.3.2 Items of equipment and other items not included in mLC
6.4 Performance test mass, mP
6.5 Mass of the craft when towed on a trailer, mT
6.5.1 General
6.5.2 Items of equipment included in mT
6.5.3 Items of equipment not included in mT
6.5.4 Exclusions, inclusions
6.6 Maximum load, mML
7 Loading conditions
7.1 Test condition
7.2 Ready-for-use condition
7.3 Fully loaded ready-for-use condition
7.4 Empty craft condition
7.5 Light craft condition
7.6 Minimum operating condition
7.7 Loaded arrival condition
7.8 Maximum load condition
8 Tolerances
8.1 Published data
8.2 Preliminary specification
8.3 Reference lengths
Bibliography
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols, designations and units
5 Measurements
5.1 General
5.2 Longitudinal
5.2.1 General
5.2.2 Maximum length, Lmax
5.2.3 Length of the hull, LH
5.2.4 Waterline length, LWL
5.3 Athwartship
5.3.1 General
5.3.2 Maximum beam, Bmax
5.3.3 Beam of hull, BH
5.3.4 Beam, waterline, BWL
5.3.5 Maximum beam, waterline, BWLmax
5.3.6 Beam between hull centres, BCB
5.4 Vertical
5.4.1 Maximum depth, Dmax
5.4.2 Midship depth, DLWL/2
5.4.3 Freeboard, F
5.4.4 Draught, T
5.4.5 Draught, air, Ha
5.4.6 Headroom
5.5 Other data
5.5.1 Deadrise angle, β
5.5.2 Reference sail area, AS
5.5.3 Standard sail area, A’S
5.5.4 Windage area, Alv
5.5.5 Volume of the craft, V
6 Masses
6.1 Mass, net shipping, mN
6.2 Mass, gross shipping, mG
6.3 Mass, light craft, mLC
6.3.1 Items of equipment included in mLC
6.3.2 Items of equipment and other items not included in mLC
6.4 Performance test mass, mP
6.5 Mass of the craft when towed on a trailer, mT
6.5.1 General
6.5.2 Items of equipment included in mT
6.5.3 Items of equipment not included in mT
6.5.4 Exclusions, inclusions
6.6 Maximum load, mML
7 Loading conditions
7.1 Test condition
7.2 Ready-for-use condition
7.3 Fully loaded ready-for-use condition
7.4 Empty craft condition
7.5 Light craft condition
7.6 Minimum operating condition
7.7 Loaded arrival condition
7.8 Maximum load condition
8 Tolerances
8.1 Published data
8.2 Preliminary specification
8.3 Reference lengths
Bibliography