Boat Design

Discuss boat design concepts, projects, plans, reviews, resources, and general design topics.

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  1. SailorDon

    New member here interested in rowboats

    SailorDon, Apr 8, 2013 ... 3 4 5
    Replies:
    73
    Views:
    11,623
    peterAustralia
    Apr 14, 2013
  2. Nate167

    Transom strength on 1981 lund mr pike 16ft. Motor setback

    Nate167, Feb 16, 2013 ... 2 3
    Replies:
    31
    Views:
    11,631
    Nate167
    Apr 13, 2013
  3. FirstLight

    Need help with trimaran beams

    FirstLight, Oct 8, 2013 ... 2 3
    Replies:
    39
    Views:
    11,636
    FirstLight
    Dec 3, 2013
  4. kudu

    Fuel, water, black water tank construction

    kudu, Jul 11, 2003
    Replies:
    12
    Views:
    11,640
    kudu
    Jul 25, 2003
  5. pmdproject

    New Drive System for Pedal Boats - Feedback Needed!

    pmdproject, May 18, 2010 ... 2
    Replies:
    24
    Views:
    11,645
    chilihead98
    Nov 19, 2010
  6. Guru

    New boat from Kotaro Horiuchi

    Guru, Dec 27, 2012
    Replies:
    8
    Views:
    11,674
    Manfred.pech
    Jan 30, 2013
  7. patrick2wd

    waterballast set-up for 40ish foot (almost) racing yacht

    patrick2wd, Nov 7, 2014 ... 2 3 4
    Replies:
    45
    Views:
    11,675
    patrick2wd
    Nov 30, 2014
  8. GOTTABSOMEWHERE

    OK.........take a deep breath (adding sail to houseboat?)

    GOTTABSOMEWHERE, Jul 9, 2009 ... 2
    Replies:
    23
    Views:
    11,682
    messabout
    Jul 13, 2009
  9. Sea Dog

    Intact Stability

    Sea Dog, Feb 20, 2006
    Replies:
    7
    Views:
    11,701
    Sea Dog
    Feb 21, 2006
  10. Capt. Bill11

    Question on reverse sheer

    Capt. Bill11, Feb 11, 2006 ... 2
    Replies:
    21
    Views:
    11,706
    Capt. Bill11
    Feb 27, 2006
  11. Hisham

    Tug Weight estimation

    Hisham, Apr 24, 2006
    Replies:
    5
    Views:
    11,708
    Guillermo
    Apr 27, 2006
  12. Marco1

    Noyo Trawler by Glen L

    Marco1, Jan 19, 2010 ... 2
    Replies:
    23
    Views:
    11,709
    Marco1
    Jan 16, 2011
  13. Ash.D

    What would you like to see on a 40 ft day cruiser?

    Ash.D, Feb 3, 2009 ... 2 3 4
    Replies:
    58
    Views:
    11,720
    apex1
    Feb 14, 2009
  14. YK GEO

    Sharpie skiff - Chapelle's rules

    YK GEO, Oct 23, 2009
    Replies:
    8
    Views:
    11,720
    messabout
    Oct 26, 2009
  15. michael pierzga

    Sheered waterline.

    michael pierzga, Dec 10, 2010 ... 2 3
    Replies:
    36
    Views:
    11,730
    claydog
    Dec 17, 2010
  16. bfraga

    Sailboat Keel design

    bfraga, Nov 7, 2003 ... 2
    Replies:
    19
    Views:
    11,730
    Stephen Ditmore
    Nov 30, 2003
  17. dachs

    dividing pontoons into 4 per side, is this a terrible idea?

    dachs, Mar 29, 2014
    Replies:
    13
    Views:
    11,734
    messabout
    Apr 1, 2014
  18. Thomas Wick

    Kiln Dried vs Air dried Douglas Fir

    Thomas Wick, Feb 8, 2008
    Replies:
    6
    Views:
    11,739
    Petros
    Feb 11, 2008
  19. Archive

    inflatable catamaran

    Archive, Jun 12, 2001
    Replies:
    11
    Views:
    11,746
    hoytedow
    Jun 25, 2013
  20. Patrick BLOSSE

    Aluminum sailing yachts

    Patrick BLOSSE, Mar 17, 2007
    Replies:
    7
    Views:
    11,748
    Patrick BLOSSE
    Mar 26, 2007
  21. 8knots

    Lloyds or ABS standards

    8knots, Dec 18, 2003
    Replies:
    13
    Views:
    11,751
    SailDesign
    Dec 24, 2003
  22. ThinAirDesigns

    Does a sail act as a turbine blade or a propeller blade?

    ThinAirDesigns, Jan 13, 2009 ... 3 4 5
    Replies:
    73
    Views:
    11,759
    spork
    Jan 25, 2009
  23. parkland

    Fiberglass or plastic over aluminum ? - (insane thought of the day)

    parkland, Apr 2, 2013 ... 3 4 5
    Replies:
    66
    Views:
    11,762
    dinoa
    Apr 10, 2013
  24. dionysis

    canting keels and all that

    dionysis, Jun 27, 2003 ... 2 3
    Replies:
    44
    Views:
    11,765
    yago
    Nov 12, 2004
  25. Sidewinder111

    Wake size

    Sidewinder111, Apr 21, 2006
    Replies:
    7
    Views:
    11,766
    marshmat
    Apr 25, 2006
  26. waveless

    Solar Desalinator

    waveless, Aug 22, 2005 ... 2 3
    Replies:
    35
    Views:
    11,770
    masrapido
    Aug 30, 2005
  27. MBMarine

    Restoring 20' fiberglass boat - Challenge needs solution

    MBMarine, Feb 25, 2009 ... 2
    Replies:
    16
    Views:
    11,774
    hmattos
    Mar 2, 2009
  28. expedition

    aluminium tender or RIB?

    expedition, Sep 23, 2009 ... 2 3
    Replies:
    39
    Views:
    11,774
    Feto
    May 6, 2010
  29. Archive

    Bobkat Hull designs

    Archive, Jun 12, 2001
    Replies:
    5
    Views:
    11,776
    Cristian
    Jun 1, 2002
  30. James Robinson

    Cutting out my Bulkheads

    James Robinson, Nov 4, 2018 ... 2 3
    Replies:
    30
    Views:
    11,781
    rxcomposite
    Dec 1, 2018
  31. enjoysurvival

    Enjoy Survival in disaster

    enjoysurvival, Nov 29, 2007 ... 4 5 6
    Replies:
    86
    Views:
    11,784
    DanishBagger
    Dec 9, 2007
  32. urbanvoyage

    3D Yacht Renderings - 62m Panamax Ketch by Frers Naval Architecture & Engineering

    urbanvoyage, Oct 27, 2009 ... 2
    Replies:
    22
    Views:
    11,784
    Tad
    Apr 6, 2012
  33. abohamza

    Airboat

    abohamza, May 1, 2011
    Replies:
    8
    Views:
    11,806
    keysdisease
    May 18, 2011
  34. grob

    Seabreacher Dolphin Water craft

    grob, Jan 3, 2007
    Replies:
    2
    Views:
    11,810
    brian eiland
    Nov 26, 2007
  35. Darbio

    Solid RIB tubes

    Darbio, Jan 8, 2019 ... 2 3
    Replies:
    33
    Views:
    11,814
    Rumars
    Jan 23, 2020
  36. fpjeepy05

    Rudders and Rudder Stock Stainless 316 329 or Aquamet(aqualoy) 22

    fpjeepy05, May 24, 2012 ... 2 3
    Replies:
    32
    Views:
    11,817
    MikeJohns
    May 27, 2012
  37. Beginner123

    Ferrocement to strengthen / waterproof inside of steel hull

    Beginner123, Jul 16, 2013 ... 2 3
    Replies:
    32
    Views:
    11,823
    Beginner123
    Aug 14, 2013
  38. rustybarge

    Lobsterboat characteristics.

    rustybarge, Sep 19, 2014 ... 2 3 4
    Replies:
    52
    Views:
    11,826
    rustybarge
    Sep 23, 2014
  39. splash

    50 passenger ferry boat

    splash, Jun 30, 2004 ... 2
    Replies:
    15
    Views:
    11,827
    3dig
    May 5, 2005
  40. WecBoat

    Wecboat : Wave Energy Converter Boat

    WecBoat, Jul 4, 2014 ... 5 6 7
    Replies:
    94
    Views:
    11,827
    WecBoat
    Jul 12, 2014
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