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Here is a layout for 3 running trains (with a 4th train in a siding), which is 4'10" by 11'10".   Three trains can run at the same time in the same direction if short trains of 6 or 7 cars with engine and caboose.   This picture shows three running trains, two steam and one diesel, with a fourth steam train with tank cars in the siding waiting for its turn to swap with one of the other running trains.   The crossing in the middle is the thing to watch out for, the trains need to run at the same speed to avoid each other at the crossing.   

I have run the layout with TrainPlayer - this layout has many operating options, the most apparent is the two separate mainlines: the outer loop and the inside return-loop to return-loop.   If trains run through the crossing route as shown in the picture, they traverse a twice-around route or "Grand Tour".

 

M412-03-4X12_O36O48_v5d_forpic_image3

The outer mainline is O-48 minimum with O-60 turnouts.   The inside route is compound O36 & O48 of just over O-39 diameter, with O-48 turnouts and easements of O-48 into the loops.

There is a slight 2% grade on the outside main loop which raises the top section of the mainline with the passing siding 1/2" above the rest of the layout.   This grade is just to add interest and variety to the layout.

One can also run three trains with the two mainlines, with two trains on the outside main and one train on the inside running the loops.   Or two longer trains can run on the two separate mainlines.

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Last edited by Ken-Oscale
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Hi Melvin, well to start, here is a 5 X 15 version:

M515-01_5X15_v4b

It really doesn't fit in a smaller width.   If you can live with the 11'10" version above, I would look for a spur to come off one of the sides to build a yard.   

Or perhaps add additional tracks along the front - a siding and small yard.  To make a 6'X11'10" plan.

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  • M515-01_5X15_v4b

I appreciate all of the comments and feedback!   Sorry no train wreck GunRunner, management frowns on that sort of activity.

So here is a minor modification.   I was able to smooth out the approaches to the crossing a bit.   

  • The upper approach tracks:  They are still compound curves of O-36 and O-48, but I made a smoother curve with 1/4 sections of each rather than 1/2.   The 1/2 section of O-36 visibly looked tighter as the trains went through the curve, so I eased it a bit with more alternation with the O-48.   This means more sections of smaller length of track, but the tradeoff is good IMO.
  • The lower approach tracks were straight going into two sections of O-84.   Now they are straight going into O-72 and O-84 - a negligible change for a layout with O-36 minimum on the inside route, and O-48 on the outside route.

M412-03-4X12_O36O48_v5f

I added four block signals to protect the crossing.   Just barely visible after the forum compresses the images.   I wish we could have higher resolution images on the forum:  my layout images are more attractive and detailed at higher resolution.

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  • M412-03-4X12_O36O48_v5f
Last edited by Ken-Oscale

Hi Dennis.   To convert to other track systems:   need a 22.5 degree crossing, turnouts of around O-48 and O-60 (O-54 might work), and then curves of around O-40 and O-48 (or be able to make them up as compound curves of multiple diameters with small sections).   Flex track would help but would be frustrating to bend to O-40 diameter.

Atlas-O and Ross have enough variety of curves and turnouts, and a 22.5 degree crossing.   And flextrack.   So a conversion to one of these looks doable.

Lionel Fastrack has half curves of most diameters, and 1/3 curves for O-48 (7.5 degree sections) and 1/4 curves for O-36.   That gives a lot of flexibility (without flextrack of course) to make up a variety of diameters with easements.

-Ken

Last edited by Ken-Oscale
  • Track Sections:
    6-12014, 0 Lionel FasTrack, Straight 10".                   15
    6-12024, 0 Lionel FasTrack, Straight 5".                       5
    6-12025, 0 Lionel FasTrack, Straight 4 1/2".                 6
    6-12026, 0 Lionel FasTrack, Straight 1 3/4".                  10
    6-12035, 0 Lionel FasTrack, Buffer/Bumper (Light) 5".          4
    6-12042, 0 Lionel FasTrack, Straight 30".                      3
    6-12050, 0 Lionel FasTrack, Crossing 14 1/4". 22.5º      1
    6-12073, 0 Lionel FasTrack, Straight 1 3/8".                  18
  • 6-12055, 0 Lionel FasTrack, Curve 36", angle 11.25º (O72)              4
  • 6-12043, 0 Lionel FasTrack, Curve 24", angle 30º (O48)                    10
  • 6-12041, 0 Lionel FasTrack, Curve 36", angle 22.5º (O72)                  2
  • 6-12015, 0 Lionel FasTrack, Curve 18", angle 45º (O36)                    4
    6-12022, 0 Lionel FasTrack, Curve 18", angle 22.5º (O36)                    2
    6-12023, 0 Lionel FasTrack, Curve 18", angle 11.25º (O36)               12
  • 6-16834, 0 Lionel FasTrack, Curve 24", angle 15º (O48)                    11
    6-16835, 0 Lionel FasTrack, Curve 24", angle 7.5º (O48)                   23
    6-81250, 0 Lionel FasTrack, Curve 48", angle 11.25º (O96)                 2

6-12046, 0 Lionel FasTrack, Right turnout 10". (O36) (remote)                                    1
6-16828, 0 Lionel FasTrack, Left turnout 13 1/8". (O60) Command Control               3
6-16829, 0 Lionel FasTrack, Right turnout 13 1/8". (O60) Command Control             2
6-16830, 0 Lionel FasTrack, Left turnout 15". (O48) Command Control                      3
6-16831, 0 Lionel FasTrack, Right turnout 15". (O48) Command Control                    2
6-16832, 0 Lionel FasTrack, Wye turnout 12". (O72) Command Control                      1

For Fastrack, it gets to be a lot of small sections, which runs up the cost a bit.  In a hobby of $2000 locos (of which I have none) spending a bit of coin on the track is not unreasonable.

Last edited by Ken-Oscale

Ken, Thank you very much. To cut expenses I will substitute lionel tubular track where I can, and even cut a few sections of filler. The balance of fastrack I will purchase. While it won't look pretty, it will be fun. Thanks again. I just saw you did the same layout old school conventional. Do you have a wiring diagram of that?

Yes, there are similarities with the layout in this other thread: Conventional-Track-Plan, but not really the same.

I don't have a wiring plan for either layout to show.   I have gone to using command control Fastrack turnouts which simplifies the wiring quite a bit.   Lionel is also using the track itself as a power bus to power accessories, so I am looking at powering my lighted buildings off of the track as well (those with low-power LED lighting).

I thought to tinker with this plan one more time.  The purpose of this variation is to broaden the track arc that connects the inside loops to the crossing.  These arcs are about O-42, made up of O-36 and O-48 1/4 and 1/3 track sections, which work fine.  But I thought I would look to see what else could be done, and this is the result.

The track section marked with ?? has alternatives.   There is a perfect fit with two 7.5-degree O-48 sections of Fastrack.   But I may decide to cut down a section of O-72 or O-84 to 15 degrees as a custom track section.  Or, I could use a short section of Atlas-O O-81 for 15 degrees, or a section of Atlas-O flextrack for 15 degrees.  Here is the result, though I am not sure I like this version better than the previous version.

M412-03-4X12_O36O48_v7h

Previous version:   Any recommendations?

M412-03-4X12_O36O48_v7c_image2

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Last edited by Ken-Oscale

Thanks Murnane!

Out of curiosity, I took the layout (the most recent version above with the Atlas O-81 7.5-degree sections) apart and reassembled it to see how "perfect"/close the tolerances are.   To my surprise, this entire layout goes together with 1/16" tolerance!  (and 0 degrees tolerance).   Pretty close to perfect.  Other Fastrack layouts I have designed go together with 3/32" tolerance, which is excellent, really.   Fastrack is less "forgiving" than tubular layouts or track connected with rail-joiners, so this is quite remarkable.

Last edited by Ken-Oscale

This layout design has many good features:  O-42 minimum diameter, two separate loops, a twice-around route, return loops, a siding and some industry.   But it lacks an engine facility and yard.  I thought to add an engine service facility and locomotive storage tracks and turntable.   I enjoy swapping locomotive power at the head of my trains, so this addition will add much play value.

M412-03-4X12_O36O48_v8b

This includes the rather large Atlas 24" turntable, and uses the Fastrack 5" transition track to the Atlas track to connect to the turntable.   The layout space is extended to 12' X 12' with this addition.

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Last edited by Ken-Oscale
Ken-Oscale posted:

And with a small yard on the right-hand side:

M412-03-4X12_O36O48_v8c

 

I really like the yard on the right hand side here, got me thinking I should move my yard on the attached plan (4'x16', fastrack - mostly o36 w/ o31 on the inside loop).  Note:  each grey box is a 2'x4' separate piece of benchwork which I'll tie together.

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  • 4x12-Fasttrack-V5.layout 2017-11-22 08-49-17

Interesting plan Murnane: I like the benchwork box concept, and the bridges to allow access (and good view train watching and viewing).

I am thinking about combining the two yards and bringing them out into the open space at an angle (coming off the O-48 curves at one side or the other).   People could move all around this combined yard, which might fit in a 12' by 11' space.   No time at present to work on the idea.

Ken-Oscale posted:

And with a small yard on the right-hand side:

M412-03-4X12_O36O48_v8c

Ken I wish you did these plans in Standard Gauge because if you did I'd probably be building it now. I'm planning on moving in a few years when I retire and something like this could be made movable easily. Also this plan has no grade which is perfect for early Standard Gauge units that don't get a lot of traction.  What software are you using, I may have to try my hand at making your plan in standard gauge?    Very nice but not too big layout.

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