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I am starting to lay track in the next section of my layout. I drew a sketch of what I thought I wanted, but as I started to put track into a rough configuration, I came up with an alternate design. 

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Engine service is at the far end of the yard (not shown). With no turntable, the wye will be used to turn engines from time to time. These movements will always impact the main, as the "west" leg is the main (no choice there).


Plan A was the original simple design where the yard ladder just dumps onto the main. This allows each yard track to be about 3' longer.

 

Plan B includes an extra pair of switches creating a bypass and an effective yard lead using the "east" leg of the wye. Drawbacks are shorter yard tracks and slight S curve when entering the main (it's really more of a wiggle).

 

One more thing to consider, this yard is not really for switching. It is the departure area for a hump yard, but may involve putting made up blocks together into a finished train.

 

I'm leaning toward plan B, but would appreciate any input. BTW, I have all the switches, but almost wish I had a double slip which would ultimately be the best of both worlds.

 

Thanks!

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Last edited by Big_Boy_4005
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Elliot,

 

Unless you really want that short by-pass, why don't you just use a double-slip where the first yard track intersects the ladder and allow the extension to follow the curve to the "east" leg of the wye?  This might also allow you to disconnect the "east" leg of the wye from the mains.  This also gives you a somewhat longer yard lead.

 

Chuck

Last edited by PRR1950

Thanks Chuck. So if I understand you correctly, you're suggesting that I just have a parallel track next to the east leg of the wye. That would come off the "north" exit of the double slip. I guess if I did that, I would still use the switch to tie the two tracks back together, but it would be about 15' around the corner. I might be able to get two tracks through that opening in the backdrop. It's not that hard to enlarge it.

 

Actually, the east leg will see very little traffic under any circumstances, so it is really no problem to tie back in with that short bypass. It adds a switch, but saves a bunch of track. Back in that corner space may be at a premium.

 

I'm about ready to order that double slip. The more I think about it, it would solve all my problems. It would take out the wiggle, lengthen the yard tracks and give me a lead which would keep the main clear.

Gee, and I was going to try and keep it simple for a change and go with option 1. I figure it's going to take:

  • Seven more sections of Gargraves, six of which will have to be hand bent curves, and all hard to reach.
  • All the pre-drilling for track screws and wire drilling associated with all that track.
  • All the extra feeders, bus wires and connectors. 
  • The better part of a day's work to do all that, not including the wiring.
  • Finally, I'm not even sure if there's space for this, as this has to run behind the hump. There must be 4 tracks back there, 2 mains, the hump and the wall track plus embankments.

Thanks guys, I think you've managed to talk me out of option 2.

Originally Posted by Laidoffsick:
C-2 .... option 1 doesnt really help anything cuz its too short

Actually, the length isn't really the issue as long as I stay off the mains, and both 1 & 2 accomplish that.

 

The track coming off the east leg of the wye is only going to be used as a reverse loop and is not part of normal running. It also serves as a connection between the arrival area and the engine service area, basically a bypass for engines to get around the hump. So, if on occasion, I need to use it as a lead, it won't really interfere with traffic.

I doubt it, we all know that yard lead is going in because a yard just isn't a yard without a good yard lead. You nobody has talked you out of anything and you know it. I like how the guy who was preaching to me and many others about the need for a good yard lead is thinking he is not going to put one in.

Length of a yard lead always matters...the longer the better.

Length always matters

A little extra work at this point is nothing compared to what you've done so far. Go big or go home!

You told me you plan on running short trains, so you could actually stage/park a train there on option 2.
Last edited by Former Member

elliot..... a long yard lead no fouling of main 7 additional track sections... and then with the shear size of your layout in length and you say not sure if it will fit.

 

I find humor in that statement only because the size of your layout and yet space is still a factor!

 

and yet I can relate with a modest 7'x19' layout.

 

like all the others plan c is the better choice.

 

you will not be disappointed in the double slip they work wonders in there footprint.

 

and a few hours laying track beats shoveling snow any day!!

 

StPaul

Thanks for all the input guys.

 

I know most of you wanted a dedicated yard lead, but the more I thought about it, the more obvious it became. Why do I need two tracks when the traffic warrants only one? This may actually be real railroad logic.

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It's the double slip that is the key to the whole thing. That 2' piece of track, coming off the north leg of the double slip and tying into the wye, keeps all the activity off the main. That's really all I ever wanted.

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