Cunningham’s Gap in HO By Angela Cotey | August 13, 2007 | Last updated on January 20, 2021 Download this track plan from Model Railroader Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Track plan at a glance Name: Cunningham’s Gap in HO Scale: HO Size: 10 x 11 feet Minimum radius: 24″ Minimum turnout: no. 6 Originally appeared in the March 2003 issue of Model Railroader. Also appeared in 102 Realistic Track Plans. Click on the link to download a PDF of this track plan Share this article Print Facebook