Boat Design

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

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  1. bjdbowman

    Looking for Nordic Pram Plans... Cheap

    bjdbowman, Mar 3, 2018
    Replies:
    11
    Views:
    1,062
    messabout
    Dec 12, 2018 at 7:34 PM
  2. richardmg9

    Designing without curvature

    richardmg9, Dec 10, 2018 at 5:06 PM
    Replies:
    13
    Views:
    300
    upchurchmr
    Dec 12, 2018 at 4:10 PM
  3. JTS

    What parameters make a good seaworthy hull?

    JTS, Dec 10, 2018 at 4:38 PM
    Replies:
    10
    Views:
    195
    JTS
    Dec 10, 2018 at 11:11 PM
  4. richp10

    Balanced rudder with full skeg?

    richp10, Oct 10, 2018 ... 2
    Replies:
    27
    Views:
    888
    JSL
    Dec 9, 2018 at 2:33 PM
  5. Pammie

    Designing a 9 meter sailing catamaran

    Pammie, Jul 25, 2018 ... 4 5 6
    Replies:
    81
    Views:
    3,210
    rxcomposite
    Dec 8, 2018 at 10:44 AM
  6. massandspace

    Only one steerable engine on small power multihull?

    massandspace, Nov 16, 2018 ... 2 3
    Replies:
    42
    Views:
    1,044
    Ilan Voyager
    Dec 7, 2018 at 8:14 AM
  7. WDKinley

    Plastic Barrel Houseboat

    WDKinley, Jul 17, 2018 ... 2 3
    Replies:
    33
    Views:
    1,656
    rafter33
    Dec 6, 2018 at 1:44 PM
  8. Barry

    Does anyone have experience with AL6XN Stainless?

    Barry, Dec 5, 2018
    Replies:
    2
    Views:
    188
    Barry
    Dec 6, 2018 at 9:53 AM
  9. JCal

    Homemade Houseboat

    JCal, May 24, 2018 ... 2 3
    Replies:
    32
    Views:
    1,770
    Rurudyne
    Dec 6, 2018 at 9:29 AM
  10. tz3dcom

    55M catamaran 3D virtual tour

    tz3dcom, Nov 28, 2018
    Replies:
    7
    Views:
    255
    tz3dcom
    Dec 6, 2018 at 6:57 AM
  11. raffshore

    New 25M Motoryacht design any takers?

    raffshore, Nov 28, 2018 ... 2
    Replies:
    19
    Views:
    575
    raffshore
    Dec 6, 2018 at 6:08 AM
  12. Shahroz

    Method to predict resistance of bare hull without bulbous bow

    Shahroz, Aug 29, 2018
    Replies:
    3
    Views:
    432
    Ad Hoc
    Dec 5, 2018
  13. riverman74

    Powering Pontoon from the Bow

    riverman74, Mar 4, 2013
    Replies:
    11
    Views:
    3,592
    rafter33
    Dec 5, 2018
  14. wayne nicol
    Redirect

    want to trade some design work for high grade lumber!!

    wayne nicol, Dec 4, 2018
    Replies:
    –
    Views:
    –
    N/A
  15. N2everythg

    Main bulkhead replacement

    N2everythg, Dec 4, 2018
    Replies:
    0
    Views:
    96
    N2everythg
    Dec 4, 2018
  16. Squidly-Diddly

    how about a high-end recliner chair/cot for boat use.

    Squidly-Diddly, Dec 3, 2018
    Replies:
    6
    Views:
    215
    JSL
    Dec 3, 2018
  17. Magnus W

    Cracks ion aluminum hull, reinforce or not?

    Magnus W, Nov 17, 2018 ... 2 3 4
    Replies:
    46
    Views:
    1,134
    Magnus W
    Dec 3, 2018
  18. bjdbowman

    Bottom Hull Shape for a Tri, Cat or Proa?

    bjdbowman, Nov 23, 2018 ... 2
    Replies:
    21
    Views:
    604
    rob denney
    Dec 3, 2018
  19. rwatson

    PE (high-density polyethylene) plastic sister frames

    rwatson, Nov 28, 2018
    Replies:
    7
    Views:
    317
    Ilan Voyager
    Dec 1, 2018
  20. Silvertooth

    Micro liveabord cruiser

    Silvertooth, Nov 8, 2016 ... 8 9 10
    Replies:
    149
    Views:
    10,429
    Silvertooth
    Dec 1, 2018
  21. James Robinson

    Cutting out my Bulkheads

    James Robinson, Nov 4, 2018 ... 2 3
    Replies:
    30
    Views:
    892
    rxcomposite
    Dec 1, 2018
  22. eyschulman

    Cat Boat rudder

    eyschulman, Nov 30, 2018
    Replies:
    0
    Views:
    98
    eyschulman
    Nov 30, 2018
  23. TomBlake

    Sailing plywood and epoxy cabin roof - compound curves

    TomBlake, Aug 24, 2018 ... 3 4 5
    Replies:
    63
    Views:
    1,969
    fallguy
    Nov 28, 2018
  24. TunnelVision1

    Fiberglass vs Sprayfoam

    TunnelVision1, Nov 27, 2018
    Replies:
    6
    Views:
    174
    Blueknarr
    Nov 27, 2018
  25. Jacob Beckley

    Boat Hull Design Help

    Jacob Beckley, Nov 19, 2018
    Replies:
    5
    Views:
    376
    Jacob Beckley
    Nov 27, 2018
  26. pcogs

    Help getting started on 12 passenger t-boat

    pcogs, Jul 26, 2012
    Replies:
    8
    Views:
    1,964
    DCockey
    Nov 27, 2018
  27. Paul D

    16ft surf launchable plywood boat

    Paul D, Jun 28, 2018 ... 4 5 6
    Replies:
    78
    Views:
    2,935
    fallguy
    Nov 25, 2018
  28. goodwilltoall

    Affordable seaworthy cruiser

    goodwilltoall, Jul 31, 2010 ... 86 87 88
    Replies:
    1,310
    Views:
    221,405
    goodwilltoall
    Nov 25, 2018
  29. CBTerry

    Rigging wire size

    CBTerry, Nov 24, 2018
    Replies:
    1
    Views:
    120
    JSL
    Nov 24, 2018
  30. Deering

    Sea Trials

    Deering, Oct 12, 2018 ... 2
    Replies:
    24
    Views:
    965
    Deering
    Nov 23, 2018
  31. jangr

    Work Barge Drive Hull Questions

    jangr, Nov 20, 2018
    Replies:
    8
    Views:
    225
    jangr
    Nov 23, 2018
  32. skatun

    Foldable catamaran

    skatun, Nov 20, 2018 ... 2
    Replies:
    18
    Views:
    353
    rwatson
    Nov 22, 2018
  33. schultzfactor

    GOP Home Build

    schultzfactor, Oct 25, 2013 ... 12 13 14
    Replies:
    195
    Views:
    27,087
    schultzfactor
    Nov 20, 2018
  34. mydauphin

    What is best marine Air conditioner brand?

    mydauphin, Mar 30, 2009 ... 2
    Replies:
    18
    Views:
    29,520
    Mabruteam
    Nov 20, 2018
  35. Lucya

    Engine Room ventilation - Air out issue

    Lucya, May 20, 2018 ... 2 3 4
    Replies:
    47
    Views:
    1,685
    Dragonpoint
    Nov 19, 2018
  36. gabriel

    Bertram 1982 Portlights

    gabriel, Apr 22, 2012
    Replies:
    4
    Views:
    1,335
    Alan Bickham
    Nov 17, 2018
  37. DCockey

    van Oossanen papers and publications - free download

    DCockey, Nov 16, 2018
    Replies:
    1
    Views:
    209
    baeckmo
    Nov 17, 2018
  38. Squidly-Diddly

    Jon boat with jet-ski motor

    Squidly-Diddly, Nov 16, 2018
    Replies:
    0
    Views:
    143
    Squidly-Diddly
    Nov 16, 2018
  39. DCockey

    Science of Sailing - new book

    DCockey, Nov 16, 2018
    Replies:
    0
    Views:
    180
    DCockey
    Nov 16, 2018
  40. Salmoneyes

    Function of design

    Salmoneyes, Nov 5, 2018 ... 2
    Replies:
    27
    Views:
    817
    Squidly-Diddly
    Nov 15, 2018
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