curve radius

ModelRailroadForums.com is a free Model Railroad Discussion Forum and photo gallery. We cover all scales and sizes of model railroads. Whether you're a master model railroader or just getting started, you'll find something of interest here.


  1. T

    Atlas 543 switch does not match 18" radius curve

    Hi guys, I've got a small (33" w by 72" l) oval layout and I've got an issue with the dimensions of one of my switches. My layout's curves are mostly 15 inch radius Atlas code 83 22.5 degree pieces, with a single 18 inch radius piece in each of the semicircles. The two 18 inch radius pieces...
    • Tight Radii
    • Thread
    • 18 inch radius switch curve radius switch radius
    • Replies: 2
    • Forum: HO Scale




Affiliate Disclosure: We may receive a commision from some of the links and ads shown on this website (Learn More Here)


ModelRailroadForums.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com

RailroadBookstore.com - An online railroad bookstore featuring a curated selection of new and used railroad books. Railroad pictorials, railroad history, steam locomotives, passenger trains, modern railroading. Hundreds of titles available, most at discount prices! We also have a video and children's book section.

ModelRailroadBookstore.com - An online model railroad bookstore featuring a curated selection of new and used books. Layout design, track plans, scenery and structure building, wiring, DCC, Tinplate, Toy Trains, Price Guides and more.

Top