Yacht Design School - Lesson 2
Preliminary Design

Books To Be Read With This Lesson
  • Understanding Boat Design by Ted Brewer
  • Preliminary Design of Boats and Ships by Cyrus Hamlin
Minimum Tools for This Lesson
  • 36" Drafting Spline (batten)
  • 14 Spline Weights
  • Planimeter
What You Will Receive With This Lesson
  • Ouboard Profile of Sovereign 30
  • Accommodation Drawing MacNaughton 48
  • Preliminary of School Ship Interior for Oscar Tybring
  • Lines of Pinky Schooner Surprise
What You Will Learn In This Lesson
  • Defining the Intended Use
  • Deciding on a Type
  • General Rules for Interiors and Human Proportions
  • Estimating Required Size
  • Roughing Out Profile, Deck Plan and Accommodations
  • Defining the Midsection
  • Choosing Displacement and Prismatic Coefficient
  • First Trial on Scantlings
  • First Trial on Ballast
  • First Trial on Sail Area and Engine Horsepower
  • Laws of Mechanical Similitude
  • Use of Splines, Spline Weights and the Planimeter

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