I am trying to build a Helix on my HO scale layout I am working with a 27'' radious curve but I need to clear a ninimum of 4&1/2'' In order for my Athearn HO scale Articulated autoracks to clear. I need to know what is my heith gain need to be for every foot of roadbed need to be.
You will need 1 and 1/8 inch per foot, you can contact us through our website if you have any other questions. Thanks
AshlinDesigns 6 days ago
I am trying to build a Helix on my HO scale layout I am working with a 27'' radious curve but I need to clear a ninimum of 4&1/2'' In order for my Athearn HO scale Articulated autoracks to clear. I need to know what is my heith gain need to be for every foot of roadbed need to be.
sierra3842 1 week ago
I absolutely like it, I have a 4x8 and want a multi-level, now I can have one!!!
rojoeable 1 month ago
so getting one
PURFECTSHOT 7 months ago