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How Useful Is the HO Scale Template (CTT Inc.)

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How Useful Is the HO Scale Template (CTT Inc.)
Posted by Capt. Grimek on Wednesday, May 21, 2008 10:51 PM
Is the HO Scale Template sold at many hobby stores a useful tool for drawing out track plans? (the green plastic one).
Anyone know how the turn outs coincide with Atlas' or other brands?
Any other concerns?

I bought one but haven't opened it yet. I'm so far not getting anywhere with computer downloaded trial software and to be honest don't have the desire or aptitude (but I'll keep experimenting).
I'd like to draw out plans the "old fashioned" way if this template will do the job with only minor tweaks
to lay out the actual track, later.

What's the concensus? Thanks.

Raised on the Erie Lackawanna Mainline- Supt. of the Black River Transfer & Terminal R.R.

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Posted by rolleiman on Wednesday, May 21, 2008 11:24 PM

Honestly, I think a pencil, eraser, ruler (marked in 1/16"), and a compass are more useful than any template. Lay out a grid of 3/4" squares so each 1/16" becomes 1 inch on the scale. Then draw. Just remember that a number 4 turnout is 4 units run and one unit diverge. To get some idea of what it'll actually fit like,

 

I forget right now exactly where I got the numbers for this, it may have been the NMRA website where they list the recommended practices for trackwork. At any rate, the green center lines is what would be drawn on a single line drawing. The important part is where the points of the turnout actually line up with respect to the center lines.  The red lines are for layout of the ties. The guard rails, etc are not drawn in the above picture. Where the white lines cross is the point of the frog.

All that said, I cannot speak on the CTT template. Never used one.  

Modeling the Wabash from Detroit to Montpelier Jeff
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Posted by Capt. Grimek on Wednesday, May 21, 2008 11:32 PM
Thanks rolleiman. I'll play around with that. I'd like to hear from some users as to whether or not they were provided with "success experiences" with this template. I'm mostly curious as to how closely #4 or #6 turn outs coincide with
Atlas, Walthers, etc. or if anyone knows, what model was chosen for the template.

This thing's been used for at least a couple of decades so surely it must be of some use?

Raised on the Erie Lackawanna Mainline- Supt. of the Black River Transfer & Terminal R.R.

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Posted by rolleiman on Wednesday, May 21, 2008 11:52 PM

Are you by any chance referring to This template??

 

I'm sure the turnout angles are fine. I still don't know how they correlate to premanufactured turnouts, it doesn't matter to me as all my stuff is hand spiked. What I Didn't like about it is the scale, 1:12 or 1" = 12". Other than an drafting ruler, show me one that has 1/12" divisions.  I forgot I even have this thing, it's been buried in my desk drawer for 18 years. If anybody wants it, send me a Self addressed stamped envelope (about 6x8) and it's yours (pm for address).
Modeling the Wabash from Detroit to Montpelier Jeff
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Posted by jxtrrx on Thursday, May 22, 2008 12:38 AM

Hey Capt.

I just have to recommend that you stick to it for a bit with the computer.  I know some of the guys like the "old fashioned" pencil and eraser method, but I gotta tell you, once you get the hang of design software.... it's wonderful.

You can move an entire track section a few inches with a few clicks, substitue different turnout sizes to see how the angles might work, try radius substitutions, and bend flex track to your heart's content with a readout telling you the minimum radius you have created.  Pencils and a big box of erasers just can't do that.

I really like XtrxCad.  Free.  Do the tutorial that comes with it step by step, and you'll "get it."  And when you're done, create a 1:1 size print-out, use carbon paper to trace it onto your layout, and you will have flawless derailment-free operation.

Just my My 2 cents [2c]

-Jack My shareware model railroad inventory software: http://www.yardofficesoftware.com My layout photos: http://s8.photobucket.com/albums/a33/jxtrrx/JacksLayout/
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Posted by Capt. Grimek on Thursday, May 22, 2008 12:50 AM
I'll keep trying. I have a Mac computer. I've been working through the empire express manual too.
rolleiman, I've sent you a PM. Yep, that's the template alright.

Raised on the Erie Lackawanna Mainline- Supt. of the Black River Transfer & Terminal R.R.

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Posted by rolleiman on Thursday, May 22, 2008 3:11 AM

I haven't received any new PMs, yes, I checked. Try my email instead..

rolleifix at rolleiman dot com 

Modeling the Wabash from Detroit to Montpelier Jeff
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Posted by dknelson on Thursday, May 22, 2008 8:20 AM

 rolleiman wrote:
What I Didn't like about it is the scale, 1:12 or 1" = 12". Other than an drafting ruler, show me one that has 1/12" divisions. 

I used it extensively to plan my HO layout.  I actually thought the one inch = one foot scale was very useful.  I purchased two "pads" of very large size graph paper at an office supply shop.   One was marked in one inch squares, the other was marked in quarter inch squares but with the one inch squares darker and more prominent.  I carefully measured my room size and marked it on the large sheets.   Actually my space is large enough that I had to split it into components -- no one sheet was large enough to show the entire layout.

My own layout uses David Barrow style "dominos" for planning of 2'x4' so I made a bunch of 2 inch by 4 inch green dominos and moved them around the basement room outline on the large sheets of graph paper.  I penciled in several arrangements that made visual sense to me.  (Having already built several of the actual benchwork dominos I could also move them around the basement to test the drawings against reality).   Thinking inches for feet was actually a very efficient way to build and plan using the domino system.

Once I arrived at a small library of possible benchwork arrangements using the dominos, I very roughly sketched a few ideas I had, perhaps made "easier" (ha!) by the fact that I am trying to replicate exact C&NW trackage using track charts and maps.   So the relative placement of sidings, crossovers, industries was mandated by the prototype -- my job was to see how close i could come and still be practical.

I followed Tony Koester's idea of separating the area I was trying to model into a series of LDE - layout design elements, which are the more or less 100% prototypical track arrangements connected by track.  So while the entire layout is presumably an accurate depiction of South Milwaukee WI on the CNW in 1967 (South Milwaukee is four miles long, and my layout is a bit over a scale mile long so the compression is one to four, although that compression ratio is not consistent and some parts are much more compressed than that), in point of fact it is a sequence of 6 or 7 LDEs.

Once I had my ideas down in a general way I used the CTT template on the graph paper that was quarter inch squares/one inch squares to actually plan.  So each quarter inch square represented 3" square.  Using an ordinary ruler got me down to pretty fine degrees of accuracy.  I needed to create my own curve templates since I wanted a 38" radius minimum and for my main I preferred where possible 42" and 40" double track main line curves.  I found the turnout templates to be close enough for my Peco turnouts (I also use some of the large radius curved turnouts that Peco makes).  Maybe it was not mathematically precise but it was certainly very close and very useful and I would use the CTT template again, in conjunction with the graph paper. 

I would reproduce and then cut out the various LDE's of complex trackage as shown on the track plan.  Those were handier to pin to the benchwork while I actually put down subroadbed and then track.  Where possible I prefered not to modify the turnouts although frankly there is no reason to shy away from this and some modification is essential. 

Dave Nelson-

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Posted by fwright on Thursday, May 22, 2008 9:50 AM

CAPT

Atlas has some templates and suggestions for planning for various Custom-Line turnout arrangements in their Atlas HO Layouts for Every Space book.

Kalmbach's Model Railroad Planning 2007 came with a pretty good guide for planning layouts with pencil and paper.  It had a very good section on laying out turnouts, and gave the key dimensions for Walters/Shinohara, Peco, and Atlas turnouts, IIRC.  Kalmbach should be able to sell you a copy of the guide (they will make copies of articles for items no longer in stock).

For Atlas Custom-Line turnouts, the following dimensions used to apply:

  • #4:  frog angle is a number 4.5 or 12.5 degrees.  Points start 1.5" in from end of turnout.  Total straight length is 9".
  • #6:  frog angle is a number 6, arguments are whether angle is 9.5 or 10 degrees.  Points start 1.5" in from end of turnout.  Total straight length is 12".
  • #3 wye:  is 2 curved paths of a #6 joined together.  Each leg curves 9.5 or 10 degrees.  Points start 1.5" in from end of turnout.

I have never used a commercial template in drawing layout plans (almost all by hand), so I can't comment on its use.  Some tips for drawing layouts by hand (learned by me the hard way, naturally):

  • lay out the tight areas first.  Usually these are the turnback curves on an island layout, or the corner curves on an around-the-walls layout.  Decide on your minimum radius, and draw them in.  Remember to leave space between the table edge and/or wall and the track - I use a minimum of 2" in HO, with 3" preferred.  Increase the radius by 0.5" to leave room for easements when building.
  • turnouts that are part of these major curves are the most difficult part of drawing by hand.  Do these next, and try to be as accurate as possible with these.  This is where most of your erasing is going to be.  "Cheating" on angles or amount of straight track for a turnout may lead to the layout being unbuildable.  Commercial turnouts can be cut outside of the frog and point areas, and can be carefully curved a little, too.  But I save turnout trimming and curving for my last gasp at actually constructing a plan that will otherwise not work.  I don't plan it from the beginning. 
  • the next tight area is going to be groupings of turnouts such as yard ladders.  This is the other place where accuracy in drawing turnouts counts.  Again, "cheating" here will lead to an unbuildable plan.
  • since I often handlay my track, making curved turnouts as I go, these handlaid turnouts can be done with simple curved track lines of suitable radius.  I usually increase the curve radius at the turnouts by a couple of inches to give myself some cushion when building.  But a plan drawn like this cannot be built with commercial turnouts.
  • Once the tight areas are done, I often don't even bother with the rest of the plan unless somebody else is going to look at it.  Or I may just link the tight sections with hand-sketched lines.  There is no need to waste time drawing in exact scale flex track sections to link tight areas or critical curves - I'm just going to build them to fit anyway.
  • after drawing a plan, I go over it with the plan evaluation criteria I provided earlier to see if its a "keeper".  Many plans go in the trash basket.  A very few get redrawn more exactly because I might actually build it.

Drawing a layout with software is an entirely different animal.  You still want to do things in the same order.  But getting the crtical curves, and turnouts contained in them, is very time-consuming, at least for me.  One of the good points of the software is that it will do a very nice job of linking areas with flex track, and warning you of potential problems - at least RTS and XtrkCad do.  And the structure libraries make checking structure space quite painless.

Hope this helps.

Fred W

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Posted by tomikawaTT on Thursday, May 22, 2008 9:51 AM

I have always been a contrarian, so I never have found a template that matches my needs (there is a significant difference between a 26" radius and a 670mm radius - and I prefer to work in metric.)  I also have a preference for pencil and paper (which may be a result of my being a straight-A student in all of my drafting and drafting-related courses.)  Just give me a pad of quadrille-ruled paper, an accurate diagram of my available space in Armstrong squares and a couple of minutes' time and I'll have a rough plan, ready for detailing.

I've also learned Murphy's First Law of track planning:  No paper track plan ever survives the first contact between flex track and roadbed.

If you can use a template, by all means do so - but be aware that you will almost certainly end up having to adjust the paper plan to full-scale reality when you convert it to hardware, whether hand-laid or Made in China.

Chuck (modeling Central Japan in September, 1964)

 

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Posted by cuyama on Thursday, May 22, 2008 9:57 AM

Using the CTT templates or simply marking off the divergence in a general drawing or CAD program is OK for a general idea of what will fit. For tight trackage in yards or elsewhere, the actual size and configurations of the particular brand and line of turnouts starts to matter. A lot.

One of my recent jobs was redesigning an entire mid-sized layout a fellow had done for himself in a general-purpose CAD program. He estimated the diverging angle reasonably well, but forgot to leave room for the actual physical length of the point rails (the parts that move in a turnout). Thus, he had most of his turnouts too close to one another to actually be built.

This guy really packed a lot into his design and the general-purpose CAD made it look great. He had also received rave reviews from his pals on an Internet forum (not this one). Unfortunately, only about half of it would have fit in real life. He discovered the problem when he tried to lay his first yard ladder. Thankfully, that was early in the construction process.

I've seen the same kinds of things happen with generic paper-and-pencil templates. A bigger problem with these is not having turnouts or track lines meet squarely when drawing. Even a small divergence in angle can add up to big challenges across a good-sized layout.

If you are willing to re-engineer some of the design while actually laying track or if your design does not contain a lot of tightly-packed elements, these tools can work fine. Or, if you choose to use a general-purpose drawing or CAD program, build precise templates that take into account the length of the points, the lead into the points, and the lengths and configuration of the straight and diverging legs of the specific turnouts you plan to use. Then you'll know that what you draw will actually fit.

Using copies of the actual turnouts 1:1 on the floor or butcher paper avoids a lot of these problems, but you still have to make sure that track ends meet squarely if your plan includes complex trackwork.

Byron
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Posted by Capt. Grimek on Thursday, May 22, 2008 4:22 PM
Thank you for all of your responses. Especially Dave who's used the template. Yes, I do plan on using it mostly to see what "should" fit in my room. I expect to have to readjust once I have physical object/track components to lay out on my drawings.

It's good to know that the template was "close enough" for peco turn outs. I'd like to hear from anyone who's tried them with Atlas. The newer supertrack #6s I'd expect to be different as they haven't been around since before the template's copyright date.

I've contacted rolleiman to see if I can receive his "donations" template and I'll return mine unopened for the two 36" box cars/reefers I had in my other hand when making the purchasing decision. (Then there was that additional #6 supertrack turnout in my "third hand" :-). I see that your name is Jeff now that I'm back at the thread.
Sorry I didn't address you more personably in my email to you!

Byron, yes, this is exactly why someone who's a computer idjit (beyond web surfing and emailing) is so wary of not only the learning curve with software programs but the fact that I'll expend so much effort and not know that what I've produced is unworkable until it comes time to lay the actual track. I'd rather sense that immediately on graph paper with pencil as I've has at least some experience with that method in the past.
If I had a local person who was proven to be competent with track laying programs I'd get together with them but everyone in our local division and operations sessions is a pencil and paper man or woman.

Fred, thanks for yet another wonderfully detailed and instructional post. I really wonder if you might have been or are a teacher as your instructions are always so well sequenced.
Joe Fugate is this way too. I can always understand step by step what needs to be done with his stuff and your posts.

Chuck, yep, I know that things will change when the rubber meets the road but if I can get pretty close with the initial planning (template?) I'll be happy. Even with my previous snap track experiences there was some minor tweaking that had to be dealt with. I'm a metric contrarian :-) I'm still stuck in ft. and inches!

Speaking of that, I've always felt most comfortable with 12" =l" square graph paper drawing. The less math conversion the better for me. I did wonder if the following method works as I've experiemented with portions of a published layout drawing and it SEEMED to...

Photo copy a 1"=12" square published trackplan
Take it to a print shop and blow it up to actual l' squares.
Lay the print out on the train room floor or benchwork and start laying track?
This would be the ideal method for me if it doesn't introduce a lot more or varied errors than
other paper and pencil drawings do?
What do you guys think about this method?

Raised on the Erie Lackawanna Mainline- Supt. of the Black River Transfer & Terminal R.R.

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Posted by rolleiman on Thursday, May 22, 2008 5:33 PM

 Capt. Grimek wrote:

I've contacted rolleiman to see if I can receive his "donations" template and I'll return mine unopened for the two 36" box cars/reefers I had in my other hand when making the purchasing decision. (Then there was that additional #6 supertrack turnout in my "third hand" :-). I see that your name is Jeff now that I'm back at the thread.
Sorry I didn't address you more personably in my email to you!


Photo copy a 1"=12" square published trackplan
Take it to a print shop and blow it up to actual l' squares.
Lay the print out on the train room floor or benchwork and start laying track?
This would be the ideal method for me if it doesn't introduce a lot more or varied errors than
other paper and pencil drawings do?
What do you guys think about this method?

No problem on less than personal address.. I haven't received an email either. I sent one to you just now using the email link in your profile. If you get it, respond, we'll make arrangements and the template is yours.

With regard to your blow up idea. Sounds expensive to me but I'm sure it would work. To get a Scaled drawing that you could use a regular ruler with, blow it up 1.5x. That will give you 1 1/2" grids, 1/8" (on paper) equals 1" (actual). 1/16" (on paper) then equals 1/2" (actual). I use full blown autocad for everything and can print any scale I want so the template isn't of much use to me. It'll enjoy it's new home, I'm sure. 

Modeling the Wabash from Detroit to Montpelier Jeff
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Posted by Capt. Grimek on Thursday, May 22, 2008 6:16 PM
Hi Jeff,
I received your email ok and responded just now. Something wonky going on with the PMs still on the site here...

That's great that the "blow ups" will work ok. They sure seemed to match my old layout's laid track when I took the partial copy down to the flood zone/cellar. I used a 12"=1' plan and got 12" by 12" squares. It was surprisingly cheap too! About $15 at my local stationary store's copy dept. Even if I go this route
the template would help with any changes or spurs I'd like to add along the way or later.

Thanks very much for your kind donation! It will indeed go to a good home where it will be appreciated!


Raised on the Erie Lackawanna Mainline- Supt. of the Black River Transfer & Terminal R.R.

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Posted by dante on Thursday, May 22, 2008 11:11 PM
Capt., I believe Byron was making the point that the template approach is NOT very precise unless you draw - in particular - the turnouts and their connections very, very accurately.  The point has been made by others that a good computer program for layout design will force you to be aware of the space and alignment factors that must be considered if you are to build what you designed with a minimum of tweaks or if it is at all buildable.  It  is hard to "cheat" without knowing it!  :-)  

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