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Subject: 
The Canoe Myth of .pirates
Newsgroups: 
lugnet.pirates
Date: 
Wed, 20 Aug 2003 01:36:42 GMT
Viewed: 
2522 times
  
Warning: The below may well include a little more analysis than is really needed...

The Canoe Myth of .pirates

Background

I’ve just completed an enjoyable few hours building my 10021 USS Constellation. For a 1978 set, the original set contained quite a few relatively new pieces - 1x6, 1x4 and 1x3 plates for instance. I mounted the window replacement headlight bricks backward, which seems to give a better effect than the ‘correct’ way - and truer to the look of the original 1x1x1 windows. I’m a big fan of headlight bricks, so the replacement doesn’t concern me particularly.

The Constellation is a great model. The gun deck guns enjoy the same spacing as the guns on my minifig scale ships (two studs), although my ships use minifig scale cannons. Clearly a four stud spacing would truer to scale, as well as being more ergonomic for the crews.

So I thought about scaling the Constellation up. I knew - or at least I thought I knew - I couldn’t go longer with standard wide hull sections than the Misérable (6 sections) without getting the dread canoe effect, so a scaled up Constellation hull would give me the size, but without the hassle of building a compound curved SNOT hull. Easy.

But then I took some measurements...

The Accepted Canoe Warning .pirates.

The casual reader of .pirates has probably seen warnings about canoe building:
  • From Bruce Schlickbernd on the Armada Flagship: “You can add another center section, but beyond that it starts to look like a canoe.”
  • From Richard Parsons on big hulls: “At 16 studs, going beyond 4 midsections makes the ship seem too narrow (more like a canoe than a ship).”
  • From Matt Morgan on the benefits of cutting hull parts (which was strangely never backed up with pics...): “I have made a few ships with 6 mid-sections they always looked like a canoe”
  • From Steve Bliss on the building of a two decker: “It looks too much like a big canoe currently.”
  • And from me in .loc.au about extending the Armada Flagship: “Beware building a canoe!”
And I’ve had several conversations as well as email correspondence with ship builders about the canoeishness of long ships. When ships go beyond four hull centre sections, they look like canoes. Accepted wisdom. My Misérable is six centre sections and avoids the canoeish appearance because it extends beyond the standard width with double rows of inverse 45° slopes on both sides. Accepted wisdom, too. Of course I’d never checked the dimensions of a real frigate...

Getting the measure on the problem

As I was contemplating building a scaled up Constellation hull, doubling all dimensions length would bring the hull to 100 studs, and the beam to 20 studs. Sounds pretty good.

But then I glanced up at the Misérable sitting jealously with it’s topmasts lowered on top of a nearby bookcase. A quick count confirmed my recollection that the Mis hull was 77 studs long... So the scaled up Constellation would be bigger.

All well so far. But the beam of the Misérable (theoretically running dangerously close to the canoelike) is 20 studs: the same as a double sized Constellation.

Surely, the USS Constellation is not canoelike? Well...

Vessel
   Length
   Beam
   Length:Beam
 
LEGO USS Constellation
(Excl bow dec)
   56 studs
50 studs
   10 studs
   5.6:1
5:1
 
Real USS Constellation
   164 feet
   41 feet
   4:1
 
Real USS Constitution
   175 feet
   43.5 feet
   4.02:1
 
HMBrig Supply
   78 feet
   22 feet
   3.5:1
 
HMS Sirius
   110 feet
   32 feet
   3.4:1
 
HMS Victory
   226’6”
   52’6”
   4.3: 1
 
HMS Indefatiguable
   160 feet
   44 feet
   3.6:1
 
LEGO Black Seas Barracuda
(excl bow dec)
   65 studs
56 studs
   16 studs
   4.06:1
3.5:1
 
Misérable
(excl bow dec)
   85 studs
77 studs
   20 studs
   4.25:1
3.85:1
 
HMLS Intractable
(excl bow dec)
   55 studs
50 studs
   16 studs
   3.43:1
3.13:1

I’ve given alternate numbers which exclude bow decoration (that part of the stem which extends beyond the hull proper). The BSB has a lot of aft overhang to, but I didn’t exclude that... perhaps I should have.

I tried to track down some measurements for the HMS Agamemnon too, but without success.

So the LEGO Constellation is the most canoelike of the above vessels - real or LEGO, and yet it doesn’t look canoelike to me.... nor have I heard it described as canoelike.

Conclusion

Looking at the ratio’s above, if you accept the LEGO Constellation is not too canoelike, and use a 5:1 length to beam ratio, you could safely go to 6 (and maybe even 7) sections using standard wide hull pieces.

Hull Type
   Centres
at 3.5:1
   Centres
at 4.0:1
   Centres
at 4.25:1
   Centres
at 4.5:1
   Centres
at 5.0:1
 
Narrow
   2
   2.8
   3.1
   3.5
   4.3
 
Narrow w/row
of inv slopes
   2.9
   3.8
   4.2
   4.6
   5.5
 
Wide
   3.8
   4.8
   5.3
   5.8
   6.8
 
Wide w/row
of inv slopes
   4.6
   5.8
   6.3
   6.9
   8
 
Wide w/2 rows
of inv slopes
   5.5
   6.8
   7.4
   8
   9.3

Note that these numbers make no allowance for overhangs fore or aft. Nevertheless, these are scary numbers compared to what is normally used.

Maybe the canoe myth arose when ship builders where laying out the hull sections, and constructing the middle layers of the hull. Maybe it arose because traditional LEGO Black Seas Barracuda designs were used (with no deck) and the ‘see through to the keel’ effect reminded people of canoes. I know I got nervous when I laid out the six centres for the Misérable and saw how long it looked ... and seriously considered revising the design to five.

A dimension I haven’t explored here is the vertical, either the hull or the rigging. Looking at the Misérable now, it looks a bit too tall in the hull for it’s length, and maybe now I now the ratios, I’ll be brave and take the next Misérable out to eight centre sections. ;-)

I do remain convinced though that the biggest obstacle to ship building is the rigging. Masts aren’t too much of a problem, but keeping them stable is. The existing long ratlines aren’t tall enough for the Misérable, so they’re not going to be tall enough for anything bigger. I think the solution may be either joining ratlines or coming up with strong enough tops which can be used on mast pieces in lieu of the 6x6 with clips top plate.

I think the key to building bigger vessels is to experiment a bit instead of following the accepted wisdom. A bare six section hull may look a bit canoelike, but once the hull is properly completed (and a deck added!) it’s likely to look properly ship shape!

So, let’s see some bigger ships!

I’ve kept this page as an FTX document which I’ll update for other information and comments, and post a link to in due course.

Adieu

Richie Dulin


   Port Brique
Somewhere in the South Pacifique
   
   Misérable
Building a safer South Pacifique


Subject: 
Re: The Canoe Myth of .pirates
Newsgroups: 
lugnet.pirates
Date: 
Wed, 20 Aug 2003 18:38:28 GMT
Viewed: 
2338 times
  
In lugnet.pirates, Richie Dulin wrote:
   Warning: The below may well include a little more analysis than is really needed...

The Canoe Myth of .pirates


wow richie, this is quite an analysis! it has been awhile since i last posted, but i just have to participate. you number analysis was quite in depth, and the conclusions were interesting. lego’s hulls do lend themselves to be shaped like a canoe when strung together, but i think it is not because of the number of hull sections, but the lack of any type of progressive hull curvature along the length of the ship. what i mean is, the beam was not the same at any one point on the ship. as you walk down the side of a ship, you can see that the ship is not bowed only at the bow and stern. if you look at a topdown cutaway of the decks, they bow outward until about 1/3 of the length, then they straighten out, then begin to bow inward again, but at a less extreme angle, where they finally get to their narrowest at the stern. legos hull parts are perfectly straight. only the bow and stern sections are bowed, or show any taper at all. now, this works for smaller ships because the tapering sections are proportionally correct for the ship, but when you string hull parts together, they just become more and more straight, hence, the “canoe” look. now, as you said, if one builds the hull up nicely, you can help to break the canoe look up, but at some point, it begins to look like a double decked canoe! personally, i like to stick with ships with 4 center sections. i can build these ships large enough to get a respectible number of guns on them, but they do not begin to look unwieldy. however, that is just my opinion.

you made another interesting comment about the masts. i have a problem with the lego masts: they are a fixed size (diameter). this sonds funny, but on large ships, the masts that look just right on 4 center section ships, begin to look thinner and thinner in relation to the size of the ship, so while one can go high, one has more problems trying to make the masts appear beefy. as with all lego, there must be more than one way to skin a cat, but i havent run across it yet!

great discussion topic by the way, hopefully my 2 cents contributes!

thanks steve


Subject: 
Re: The Canoe Myth of .pirates
Newsgroups: 
lugnet.pirates
Date: 
Wed, 20 Aug 2003 22:05:33 GMT
Viewed: 
2351 times
  
The Canoe Myth of .pirates
==========================

So I thought about scaling the Constellation up. I knew - or at least I
thought I knew - I couldn't go longer with standard wide hull sections than
the Misérable (6 sections) without getting the dread canoe effect, so a
scaled up Constellation hull would give me the size, but without the hassle
of building a compound curved SNOT hull. Easy.

Hassle of... hey! That's me! ; )

I must admit, SNOTing a scale hull is a bit of a chore, though I'm trying to
develop new techniques to make it more efficient.

*Trying*.


~ Real USS Constellation
~ 164 feet
~ 41 feet
~ 4:1

~ Real USS Constitution
~ 175 feet
~ 43.5 feet
~ 4.02:1

~ HMS Victory
~ 226'6"
~ 52'6"
~ 4.3: 1

~ HMS Indefatiguable
~ 160 feet
~ 44 feet
~ 3.6:1

Okay, here's where my obsessive reading of Brian Lavery et. al. pays off. These
numbers are all rather misleading -- if they're what I think they are, they're
all *molded*. Under the British method of measuring a man o' war, measurements
of length are taken along the gun deck only, and width as well. They don't
account for the tumble home (that lovely, incredibly tough to replicate bulge
along each ship's waterline). Most ships were probably a couple of feet wider in
reality than on spec -- even Frigates...

Though I ought to note too that the frigates you've got listed here are, if
memory serves, razees of one form or another. The Indie was a cut down 64, and
I'm pretty sure both these american frigates were finished on keels laid for 74s
(but never finished). Hence their great success -- the average British frigate
of the period (say and 18-pounder 36) comes in probably at about 150 feet long
on the gundeck. The beam too would then be narrower...

So what the deuce am I trying to say? I think part of the problem with Lego
hulls is that they're shaped the wrong way for proper warships of the age of
sail -- said warships bulge, not narrow towards the waterline. That combined
with the straightness Steven Rowe already pointed out makes for a canoe look.

Most frigates of the day were indeed narrow on the gundeck, but even on the
bulge I imagine most fell easily into the general proportions of a lego hull
(just not the big razees)... it's all a question of shape! Constellation, from
the pics I've seen, has a much gentler curve, and is thus looks -- and pardon
this, it's not meant as an insult to pre-fab hulls -- as a 'proper' ship,
despite its size.



Conclusion
----------

Looking at the ratio's above, if you accept the LEGO Constellation is not too
canoelike, and use a 5:1 length to beam ratio, you could safely go to 6 (and
maybe even 7) sections using standard wide hull pieces.

Build SNOT and never worry about it! Just worry about pulling out all your hair,
going on anti-depressants, and hearing voices. *cough* ;-)

A dimension I haven't explored here is the vertical, either the hull or the
rigging. Looking at the Misérable now, it looks a bit too tall in the hull
for it's length, and maybe now I now the ratios, I'll be brave and take the
next Misérable out to {eight} centre sections. ;-)

I do remain convinced though that the biggest obstacle to ship building is
the rigging. Masts aren't too much of a problem, but keeping them stable is.
The existing long ratlines aren't tall enough for the Misérable, so they're
not going to be tall enough for anything bigger. I think the solution may be
either joining ratlines or coming up with strong enough tops which can be
used on mast pieces in lieu of the 6x6 with clips top plate.

Absolutely agreed. I've been toying with a SNOT 1 foot=1 stud scale 32-gun for
ages now, but while the hull is challenging, the rigging is *terrifying*. I
prefer not to think about it.

One thing to freeboards, I can only offer a rule of thumb: frigate freeboards to
the bottom of the lowest gunports were usually 7 feet, ships of the line 4
feet (owing to multiple decks). How that compresses, I'm really not sure. Length
additions might indeed flatten Mis. out some...

I think the key to building bigger vessels is to experiment a bit instead of
following the accepted wisdom. A bare six section hull may look a bit
canoelike, but once the hull is properly completed (and a deck added!) it's
likely to look properly ship shape!

*cough*SNOT*cough*

Come on, I need *somebody* to glean (thieve) ideas from -- and LFB's on hiatus!

:D

So, let's see some bigger ships!

Yeah yeah yeah, always *bigger* -- from the biggest squadron on the block. ;-)


Let's see what Brickley's Cover can offer...

Regards,

Kenneth Tam
Brickley's Cove


Subject: 
Re: The Canoe Myth of .pirates
Newsgroups: 
lugnet.pirates
Date: 
Wed, 20 Aug 2003 23:37:35 GMT
Viewed: 
2374 times
  
In lugnet.pirates, Stephen Rowe wrote:
   In lugnet.pirates, Richie Dulin wrote: lego’s hulls do lend themselves to be shaped like a canoe when strung together, but i think it is not because of the number of hull sections, but the lack of any type of progressive hull curvature along the length of the ship. what i mean is, the beam was not the same at any one point on the ship. as you walk down the side of a ship, you can see that the ship is not bowed only at the bow and stern. if you look at a topdown cutaway of the decks, they bow outward until about 1/3 of the length, then they straighten out, then begin to bow inward again, but at a less extreme angle, where they finally get to their narrowest at the stern. legos hull parts are perfectly straight. only the bow and stern sections are bowed, or show any taper at all. now, this works for smaller ships because the tapering sections are proportionally correct for the ship,

Good thoughts, however: (1) the LEGO consitution looks ‘right’ doesn’t it? Despite being even narrower than it should be for its length and (2) the stern taper can be represented in the top part of the hull, if necessary.

Maybe, I should spend a couple of hours building a double scale Constellation Hull? The Port Brique shipwrights have been uncharacteristically idle for the last few weeks.

   but when you string hull parts together, they just become more and more straight, hence, the “canoe” look. now, as you said, if one builds the hull up nicely, you can help to break the canoe look up, but at some point, it begins to look like a double decked canoe!

I’m not convinced, but I haven’t done the experimentation. An eight centre Misérable II is on the cards, but a long way off (months, not weeks!)


   personally, i like to stick with ships with 4 center sections. i can build these ships large enough to get a respectible number of guns on them, but they do not begin to look unwieldy. however, that is just my opinion.

I think 4 centre sections is ideal as a compromise - it’s playable, the masts are easy, the rigging is mostly easy, and there’s enought space on (and below) deck for a decent amount of activity.

   you made another interesting comment about the masts. i have a problem with the lego masts: they are a fixed size (diameter). this sonds funny, but on large ships, the masts that look just right on 4 center section ships, begin to look thinner and thinner in relation to the size of the ship, so while one can go high, one has more problems trying to make the masts appear beefy. as with all lego, there must be more than one way to skin a cat, but i havent run across it yet!

2x2x11 (iirc) rounds are a good start. It’s hard to make a strong conection to the top of them though. (I use a collar made from 2x2 L-bricks under a 4x4 mast base) 2x2 rounds with a technic rod through the centre are also useful. But the rigging to hold it steady is the tricky bit.

Sandwiched plates (a la Constellation) are also a possibility. With the use of 2x1 plates with one tile, you could probably even get a vaguely rounded cross section.

   great discussion topic by the way, hopefully my 2 cents contributes!

Thanks for the comments!

Adieu

Richie Dulin


   Port Brique
Somewhere in the South Pacifique
   
   Misérable
Building a safer South Pacifique


Subject: 
Re: The Canoe Myth of .pirates
Newsgroups: 
lugnet.pirates
Date: 
Thu, 21 Aug 2003 00:17:46 GMT
Viewed: 
2407 times
  
In lugnet.pirates, Kenneth Tam wrote:
  
   So I thought about scaling the Constellation up. I knew - or at least I thought I knew - I couldn’t go longer with standard wide hull sections than the Misérable (6 sections) without getting the dread canoe effect, so a scaled up Constellation hull would give me the size, but without the hassle of building a compound curved SNOT hull. Easy.

Hassle of... hey! That’s me! ; )

I must admit, SNOTing a scale hull is a bit of a chore, though I’m trying to develop new techniques to make it more efficient.

Just make sure you share them once they’re developed! :-)

  
  
HMS Victory
   226’6”
   52’6”
   4.3: 1
 
HMS Indefatiguable
   160 feet
   44 feet
   3.6:1

Okay, here’s where my obsessive reading of Brian Lavery et. al. pays off. These numbers are all rather misleading -- if they’re what I think they are, they’re all *molded*. Under the British method of measuring a man o’ war, measurements of length are taken along the gun deck only, and width as well. They don’t account for the tumble home (that lovely, incredibly tough to replicate bulge along each ship’s waterline). Most ships were probably a couple of feet wider in reality than on spec -- even Frigates...

The British Man-o-war measurements could be misleading. The tumble home is definitely not accounted for (but isn’t a problem in, say, the HMS Supply - nor does the Supply have a gun deck to confuse measurements). But no tumblehome is present on the LEGO Constellation.

   Though I ought to note too that the frigates you’ve got listed here are, if memory serves, razees of one form or another. The Indie was a cut down 64, and I’m pretty sure both these american frigates were finished on keels laid for 74s (but never finished). Hence their great success -- the average British frigate of the period (say and 18-pounder 36) comes in probably at about 150 feet long on the gundeck. The beam too would then be narrower...

So what the deuce am I trying to say? I think part of the problem with Lego hulls is that they’re shaped the wrong way for proper warships of the age of sail -- said warships bulge, not narrow towards the waterline.

You’re right. I hadn’t thought of that as the core of the problem... but I don’t think I’d describe that as canoeishness (though ymmv).

   That combined with the straightness Steven Rowe already pointed out makes for a canoe look.

Most frigates of the day were indeed narrow on the gundeck, but even on the bulge I imagine most fell easily into the general proportions of a lego hull (just not the big razees)... it’s all a question of shape! Constellation, from the pics I’ve seen, has a much gentler curve, and is thus looks -- and pardon this, it’s not meant as an insult to pre-fab hulls -- as a ‘proper’ ship, despite its size.

Ships certainly became longer, narrower (proportionately) and straighter as sail gave way to steam (and indeed, timber to iron). IIRC the Constellation was fairly modern compared to some of the British examples.


  
  
Conclusion

Looking at the ratio’s above, if you accept the LEGO Constellation is not too canoelike, and use a 5:1 length to beam ratio, you could safely go to 6 (and maybe even 7) sections using standard wide hull pieces.

Build SNOT and never worry about it! Just worry about pulling out all your hair, going on anti-depressants, and hearing voices. *cough* ;-)

  
   A dimension I haven’t explored here is the vertical, either the hull or the rigging. Looking at the Misérable now, it looks a bit too tall in the hull for it’s length, and maybe now I now the ratios, I’ll be brave and take the next Misérable out to eight centre sections. ;-)

I do remain convinced though that the biggest obstacle to ship building is the rigging. Masts aren’t too much of a problem, but keeping them stable is. The existing long ratlines aren’t tall enough for the Misérable, so they’re not going to be tall enough for anything bigger. I think the solution may be either joining ratlines or coming up with strong enough tops which can be used on mast pieces in lieu of the 6x6 with clips top plate.

Absolutely agreed. I’ve been toying with a SNOT 1 foot=1 stud scale 32-gun for ages now, but while the hull is challenging, the rigging is *terrifying*. I prefer not to think about it.

One thing to freeboards, I can only offer a rule of thumb: frigate freeboards to the bottom of the lowest gunports were usually 7 feet, ships of the line 4 feet (owing to multiple decks). How that compresses, I’m really not sure. Length additions might indeed flatten Mis. out some...


Hmmm 7’ or 4’ freeboard, with the widest part being about the waterline.... why are we bothering with hull pieces (or a finely sculpted SNOT hull) at all?

Just build a few rows of bricks up from the waterline, use tall slopes for the tumble home, and the ship’s done. Save for the bow and stern, of course :-(

The challenge of marrying a SNOT bow to SOT hullsides with tall slope tumblehome would be, well, a challenge.

  
   I think the key to building bigger vessels is to experiment a bit instead of following the accepted wisdom. A bare six section hull may look a bit canoelike, but once the hull is properly completed (and a deck added!) it’s likely to look properly ship shape!

Come on, I need *somebody* to glean (thieve) ideas from -- and LFB’s on hiatus!

  
   So, let’s see some bigger ships!

Yeah yeah yeah, always *bigger* -- from the biggest squadron on the block. ;-)

Let’s see what Brickley’s Cover can offer...

Can’t wait :-)

Adieu

Richie Dulin


   Port Brique
Somewhere in the South Pacifique
   
   Misérable
Building a safer South Pacifique


Subject: 
Re: The Canoe Myth of .pirates
Newsgroups: 
lugnet.pirates
Date: 
Thu, 21 Aug 2003 02:16:18 GMT
Viewed: 
2319 times
  
In lugnet.pirates, Richie Dulin wrote:

  
The Accepted Canoe Warning .pirates.

The casual reader of .pirates has probably seen warnings about canoe building:
  • From Bruce Schlickbernd on the Armada Flagship: “You can add another center section, but beyond that it starts to look like a canoe.”
  • From Richard Parsons on big hulls: “At 16 studs, going beyond 4 midsections makes the ship seem too narrow (more like a canoe than a ship).”
  • From Matt Morgan on the benefits of cutting hull parts (which was strangely never backed up with pics...): “I have made a few ships with 6 mid-sections they always looked like a canoe”
  • From Steve Bliss on the building of a two decker: “It looks too much like a big canoe currently.”
  • And from me in .loc.au about extending the Armada Flagship: “Beware building a canoe!”

Words of wisdom, and you even wisely quote the artist first, who surely has a good eye for these kind of things. :-)


   Surely, the USS Constellation is not canoelike? Well...

When I was at the Lego store in Anaheim just a couple of weeks ago, I looked at the Constellation in passing and I thought it looked a bit canoe-ish (really!).

  
Vessel
   Length
   Beam
   Length:Beam
 
LEGO USS Constellation
(Excl bow dec)
   56 studs
50 studs
   10 studs
   5.6:1
5:1
 
Real USS Constellation
   164 feet
   41 feet
   4:1
 
Real USS Constitution
   175 feet
   43.5 feet
   4.02:1

You are quoting the waterline length. The overall length is 204 feet for the Constitution - and by this, they mean “head (bow) to taffrail”. Anyway, that would make a ratio of about 4.7 to 1 as opposed to the 5.6 (the bow would include anything but the bowsprit) for the Lego Constellation. Visually, this is what you will key on. Going over a ratio of 5 to 1 is going to increasingly make the ship look like a canoe...or more properly like it is a later era clipper or schooner that has (or should have) more than three masts (4, 5, 6, 7, I believe there was a 9, maybe more).

The Mary Rose, a much earlier ship, didn’t even rate out to 4 to 1 (looking and calculating...about 3.8:1), and about 3.25:1 at the waterline). This pretty much confirms what our tells us: the earlier ships were tubbier.


<snipping excess ship data)
  
HMLS Intractable
(excl bow dec)
   55 studs
50 studs
   16 studs
   3.43:1
3.13:1

Looking at the ratio’s above, if you accept the LEGO Constellation is not too canoelike, and use a 5:1 length to beam ratio, you could safely go to 6 (and maybe even 7) sections using standard wide hull pieces.

Note that these numbers make no allowance for overhangs fore or aft. Nevertheless, these are scary numbers compared to what is normally used.

I suspect you are trying to prove a bumblebee can’t fly.

  
Maybe the canoe myth arose when ship builders where laying out the hull sections, and constructing the middle layers of the hull. Maybe it arose because traditional LEGO Black Seas Barracuda designs were used (with no deck) and the ‘see through to the keel’ effect reminded people of canoes. I know I got nervous when I laid out the six centres for the Misérable and saw how long it looked ... and seriously considered revising the design to five.

I always judged by looking at someone’s finished ship.

  
A dimension I haven’t explored here is the vertical, either the hull or the rigging. Looking at the Misérable now, it looks a bit too tall in the hull for it’s length, and maybe now I now the ratios, I’ll be brave and take the next Misérable out to eight centre sections. ;-)

I do remain convinced though that the biggest obstacle to ship building is the rigging. Masts aren’t too much of a problem, but keeping them stable is. The existing long ratlines aren’t tall enough for the Misérable, so they’re not going to be tall enough for anything bigger. I think the solution may be either joining ratlines or coming up with strong enough tops which can be used on mast pieces in lieu of the 6x6 with clips top plate.

You literally need to use the same rigging as a real ship to some degree and stabilize the masts not just to the sides: fore and aft “stays” help (string, or the one-round-plates connected by string).

  
I think the key to building bigger vessels is to experiment a bit instead of following the accepted wisdom. A bare six section hull may look a bit canoelike, but once the hull is properly completed (and a deck added!) it’s likely to look properly ship shape!

So, let’s see some bigger ships!


You do the work, I’ll tote along the canoe paddles! :-)

-->Bruce<--


Subject: 
Re: The Canoe Myth of .pirates
Newsgroups: 
lugnet.pirates
Date: 
Thu, 21 Aug 2003 02:49:13 GMT
Viewed: 
2391 times
  
In lugnet.pirates, Bruce Schlickbernd wrote:
   In lugnet.pirates, Richie Dulin wrote:

  
The Accepted Canoe Warning .pirates.

The casual reader of .pirates has probably seen warnings about canoe building:
  • From Bruce Schlickbernd on the Armada Flagship: “You can add another center section, but beyond that it starts to look like a canoe.”

-snip-

   Words of wisdom, and you even wisely quote the artist first, who surely has a good eye for these kind of things. :-)

Of course!

  
   Surely, the USS Constellation is not canoelike? Well...

When I was at the Lego store in Anaheim just a couple of weeks ago, I looked at the Constellation in passing and I thought it looked a bit canoe-ish (really!).

I’ve had a browse of www.constellation.org, and while I wouldn’t describe the real constellation as canoeish, she does seem long, narrow, and fairly straight sided.

  
  
Vessel
   Length
   Beam
   Length:Beam
 
LEGO USS Constellation
(Excl bow dec)
   56 studs
50 studs
   10 studs
   5.6:1
5:1
 
Real USS Constellation
   164 feet
   41 feet
   4:1
 
Real USS Constitution
   175 feet
   43.5 feet
   4.02:1

You are quoting the waterline length. The overall length is 204 feet for the Constitution - and by this, they mean “head (bow) to taffrail”. Anyway, that would make a ratio of about 4.7 to 1 as opposed to the 5.6 (the bow would include anything but the bowsprit) for the Lego Constellation.

You’ve lost me there... how would using a larger measurement for the length, make the length:beam ratio smaller?

   Visually, this is what you will key on. Going over a ratio of 5 to 1 is going to increasingly make the ship look like a canoe...or more properly like it is a later era clipper or schooner that has (or should have) more than three masts (4, 5, 6, 7, I believe there was a 9, maybe more).

Agreed.


   The Mary Rose, a much earlier ship, didn’t even rate out to 4 to 1 (looking and calculating...about 3.8:1), and about 3.25:1 at the waterline). This pretty much confirms what our tells us: the earlier ships were tubbier.

True.

  
<snipping excess ship data)
  
HMLS Intractable
(excl bow dec)
   55 studs
50 studs
   16 studs
   3.43:1
3.13:1

Looking at the ratio’s above, if you accept the LEGO Constellation is not too canoelike, and use a 5:1 length to beam ratio, you could safely go to 6 (and maybe even 7) sections using standard wide hull pieces.

Note that these numbers make no allowance for overhangs fore or aft. Nevertheless, these are scary numbers compared to what is normally used.

I suspect you are trying to prove a bumblebee can’t fly.

Maybe :-)

  
   Maybe the canoe myth arose when ship builders where laying out the hull sections, and constructing the middle layers of the hull. Maybe it arose because traditional LEGO Black Seas Barracuda designs were used (with no deck) and the ‘see through to the keel’ effect reminded people of canoes. I know I got nervous when I laid out the six centres for the Misérable and saw how long it looked ... and seriously considered revising the design to five.

I always judged by looking at someone’s finished ship.

The Misérable did not attract any ‘canoeish’ comment when I first posted it. I still don’t think it does look canoeish.... this pic probably shows the length and breadth the best. I don’t think it looks too long (or two narrow), although I do increasingly think it might be a tad to tall.

  
   A dimension I haven’t explored here is the vertical, either the hull or the rigging. Looking at the Misérable now, it looks a bit too tall in the hull for it’s length, and maybe now I now the ratios, I’ll be brave and take the next Misérable out to eight centre sections. ;-)

I do remain convinced though that the biggest obstacle to ship building is the rigging. Masts aren’t too much of a problem, but keeping them stable is. The existing long ratlines aren’t tall enough for the Misérable, so they’re not going to be tall enough for anything bigger. I think the solution may be either joining ratlines or coming up with strong enough tops which can be used on mast pieces in lieu of the 6x6 with clips top plate.

You literally need to use the same rigging as a real ship to some degree and stabilize the masts not just to the sides: fore and aft “stays” help (string, or the one-round-plates connected by string).

Yes! Once you get very tall, you’re putting a lot of leverage on whatevers anchoring the ratlines.

  
   I think the key to building bigger vessels is to experiment a bit instead of following the accepted wisdom. A bare six section hull may look a bit canoelike, but once the hull is properly completed (and a deck added!) it’s likely to look properly ship shape!

So, let’s see some bigger ships!


You do the work, I’ll tote along the canoe paddles! :-)

Adieu

Richie Dulin


   Port Brique
Somewhere in the South Pacifique
   
   Misérable
Building a safer South Pacifique


Subject: 
Re: The Canoe Myth of .pirates Unmythified
Newsgroups: 
lugnet.pirates
Date: 
Thu, 21 Aug 2003 03:42:08 GMT
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   Surely, the USS Constellation is not canoelike? Well...

When I was at the Lego store in Anaheim just a couple of weeks ago, I looked at the Constellation in passing and I thought it looked a bit canoe-ish (really!).

I’ve had a browse of www.constellation.org, and while I wouldn’t describe the real constellation as canoeish, she does seem long, narrow, and fairly straight sided.

Okay...which Constellation are you refering to? And for that matter, which one is Lego refering to? You quoted the waterline of the original, but if you talking about the photos, those are of the second one built in 1854 (whose proportion is 4.14:1, considerably less than the 5.6 of the Lego model).

  
   You are quoting the waterline length. The overall length is 204 feet for the Constitution - and by this, they mean “head (bow) to taffrail”. Anyway, that would make a ratio of about 4.7 to 1 as opposed to the 5.6 (the bow would include anything but the bowsprit) for the Lego Constellation.

You’ve lost me there... how would using a larger measurement for the length, make the length:beam ratio smaller?

Now you’ve confused me: It makes it larger, but that wasn’t the point, since the other number got larger, too.

I am trying to compare apples to apples instead of apples to oranges. The point being that you need to use the 5.6 number, not the 5.0 on the Lego Constellation and then compare that to a similiar dimension on the real thing. The Lego model is too long in comparison to the real thing (vis a vis width), which confirms what I visually concluded: it has a canoe-look to it.

-->Bruce<--


Subject: 
Re: The Canoe Myth of .pirates Unmythified
Newsgroups: 
lugnet.pirates
Date: 
Thu, 21 Aug 2003 04:47:12 GMT
Viewed: 
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In lugnet.pirates, Bruce Schlickbernd wrote:
  
  
  
   Surely, the USS Constellation is not canoelike? Well...

When I was at the Lego store in Anaheim just a couple of weeks ago, I looked at the Constellation in passing and I thought it looked a bit canoe-ish (really!).

I’ve had a browse of www.constellation.org, and while I wouldn’t describe the real constellation as canoeish, she does seem long, narrow, and fairly straight sided.

Okay...which Constellation are you refering to? And for that matter, which one is Lego refering to? You quoted the waterline of the original, but if you talking about the photos, those are of the second one built in 1854 (whose proportion is 4.14:1, considerably less than the 5.6 of the Lego model).

The later date explains the long/thin - though not canoeish ;-) - look.

  
  
   You are quoting the waterline length. The overall length is 204 feet for the Constitution - and by this, they mean “head (bow) to taffrail”. Anyway, that would make a ratio of about 4.7 to 1 as opposed to the 5.6 (the bow would include anything but the bowsprit) for the Lego Constellation.

You’ve lost me there... how would using a larger measurement for the length, make the length:beam ratio smaller?

Now you’ve confused me: It makes it larger, but that wasn’t the point, since the other number got larger, too.

I see - you didn’t mention any change in the other number.

   I am trying to compare apples to apples instead of apples to oranges. The point being that you need to use the 5.6 number, not the 5.0 on the Lego Constellation and then compare that to a similiar dimension on the real thing. The Lego model is too long in comparison to the real thing (vis a vis width), which confirms what I visually concluded: it has a canoe-look to it.

That may be true... but it strikes me as odd that I have not heard it remarked on before. But then, until recent times, the LEGO Constellation has been quite a rare model indeed.

Adieu

Richie Dulin


   Port Brique
Somewhere in the South Pacifique
   
   Misérable
Building a safer South Pacifique


Subject: 
Re: The Canoe Myth of .pirates
Newsgroups: 
lugnet.pirates
Date: 
Thu, 21 Aug 2003 05:48:17 GMT
Viewed: 
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In lugnet.pirates, Richie Dulin wrote:
   In lugnet.pirates, Stephen Rowe wrote:
   In lugnet.pirates, Richie Dulin wrote: lego’s hulls do lend themselves to be shaped like a canoe when strung together, but i think it is not because of the number of hull sections, but the lack of any type of progressive hull curvature along the length of the ship. what i mean is, the beam was not the same at any one point on the ship. as you walk down the side of a ship, you can see that the ship is not bowed only at the bow and stern. if you look at a topdown cutaway of the decks, they bow outward until about 1/3 of the length, then they straighten out, then begin to bow inward again, but at a less extreme angle, where they finally get to their narrowest at the stern. legos hull parts are perfectly straight. only the bow and stern sections are bowed, or show any taper at all. now, this works for smaller ships because the tapering sections are proportionally correct for the ship,

Good thoughts, however: (1) the LEGO consitution looks ‘right’ doesn’t it? Despite being even narrower than it should be for its length and (2) the stern taper can be represented in the top part of the hull, if necessary.

i think that the lego Constellation looks “right” because it is such a small scale, that the finer detail dont always matter as much. for instance, it doesnt have the correct number of stays, ropes, etc, but because it is so small, these are largely ignored because they would not add to the ship. generally, larger models are more well detailed, because the eye can take a much more discerning look than one may with smaller models. the constellation look right at the current size, but if you doubled the scale, and enlarged the ship, it should begin to strike you as more canoe like. the stern taper can be represented on the top of the hull, but only so much. the lower hull does not taper until the final hull piece, and with a ship of 3-4 hull sections (bow, stern, 1-2 center sections) the taper is enough to look proportionally correct, as it accounts for 1/3 to 1/4 of the ship length. however, when a ship gets larger, aka: more sections, the proportion of tapering hull to straight hull becomes far less. with a ship of 4-5 center sections, the taper drops to just 1/6 to 1/7 of the complete hull length.

   Maybe, I should spend a couple of hours building a double scale Constellation Hull? The Port Brique shipwrights have been uncharacteristically idle for the last few weeks.

you know what they say about the devil and idle hands ;-) if you do, please take some pics to let us know how it came out, who knows, it may look good!

  
   but when you string hull parts together, they just become more and more straight, hence, the “canoe” look. now, as you said, if one builds the hull up nicely, you can help to break the canoe look up, but at some point, it begins to look like a double decked canoe!

I’m not convinced, but I haven’t done the experimentation. An eight centre Misérable II is on the cards, but a long way off (months, not weeks!)

watch out men, it’s the french long-frigate, Miserable II!!!!!!

well, i attempted to build a 2 decker of 6 center sections one time. now, i didnt think about widening the hull with inverse slopes, but i thought that if i lengthened the ship enough, it would look okay if i built it higher. alas, it began to take on the look of the “double decked canoe”, it was just too high, and too straight, and obviously not wide enough. so, i abandoned the project, and broke it down into two ships. however, i have a ship almost completed right now, another 4 center one, but after all this, i think i will try to increase it to 5. it does appear a little beefy for it’s length.
  
   personally, i like to stick with ships with 4 center sections. i can build these ships large enough to get a respectible number of guns on them, but they do not begin to look unwieldy. however, that is just my opinion.

I think 4 centre sections is ideal as a compromise - it’s playable, the masts are easy, the rigging is mostly easy, and there’s enought space on (and below) deck for a decent amount of activity.

ahhhh, easy way out huh? ha ha just kidding! yeah, i just run into so many problems that go hand in hand with inreasing the length.

  
   you made another interesting comment about the masts. i have a problem with the lego masts: they are a fixed size (diameter). this sonds funny, but on large ships, the masts that look just right on 4 center section ships, begin to look thinner and thinner in relation to the size of the ship, so while one can go high, one has more problems trying to make the masts appear beefy. as with all lego, there must be more than one way to skin a cat, but i havent run across it yet!

2x2x11 (iirc) rounds are a good start. It’s hard to make a strong conection to the top of them though. (I use a collar made from 2x2 L-bricks under a 4x4 mast base) 2x2 rounds with a technic rod through the centre are also useful. But the rigging to hold it steady is the tricky bit.

yeah, i had that problem with my failed 6 center section baby, the masts were just so incredibly fragile.
  
Sandwiched plates (a la Constellation) are also a possibility. With the use of 2x1 plates with one tile, you could probably even get a vaguely rounded cross section.

HA HAAH! (dashingly said) build on good man! good luck with your experimentation.

thanks steve

   Thanks for the comments!

Adieu

Richie Dulin


   Port Brique
Somewhere in the South Pacifique
   
   Misérable
Building a safer South Pacifique


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