"Seaflower"

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Design 1181

40 Ft. Double Ended Sloop
Design Category: "Offshore"

Principal Dimensions Imp. Metric
Length on Deck: ft/m
39.5 12.01
Designed Waterline Length:ft/m
32.5 9.88
Beam: ft/m
11.8 3.59
Draft: ft/m 5.8 1.76
Displacement: lbs/kg
23500 10682
Ballast: lbs/kg 8500 3864
Sail Area: ft^2/m^2. 100% Jib 782 72.7
     
The cost of building plans with the rights to build on boat provided upon request.

Study plans are available. Set of 3 in same scale as drawn cost $50.

Plan Order Form 1181

The design may not be modified or reproduced without our written permission.

Builder: Hinrichsen Boat Yard, Humlebaek, Denmark.


Type: Aft Cockpit Sloop, Double Ender, Fin Keel
  • Year Designed: 1984
  • Hull Type: Round Bottom
  • Centerline Laminate: Solid
  • Skin: Cored with 3/4" Divinycell
  • Floors: Foam Core Laminates
  • Longitudinals: Foam Core Laminates
  • Ballast Keel: Cast Lead
  • Spars: Aluminum

Building Data
  • Construction Material: Fiberglass
  • Number of Plans: 19
  • Specifications: Yes
  • Block List: No
  • Lofting Required: Yes
  • Skill Level: Experienced
  • Level of Details: Above Average
  • Alternative Construction Methods: None


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Niels Helleberg Yacht Design
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Salem, MA. 01970, USA
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