N Scale has a number of module standards, starting with the original specifications dating from 1973 that popularized modular railroading and N Scale. The NTRAK standard was certainly …

This section will included basic module dimensions and some basic layout designs. More complex modules and layouts are available are detailed in the NTRAK Module Manual.

Nov 5, 2025 · These Standards and Recommended Practices (RPs) have been assembled from data sent in from module groups that are actively building and operating these units in all parts …

Free-moN attempts to raise-the-bar for N scale modular railroading by specifying standards for bench work, track and digital control that promotes, and even forces, prototypical appearance …

NMRA Standards documents are copyrighted by NMRA under US and international copyright laws. They are made available by NMRA and are adopted for a wide variety of both public and …

Sep 2, 2023 · This sketch shows the shapes and dimensions of several typical Ntrak model railroad modules, along with one possible track plan for a 3-foot corner module and a 6-foot …

NTRAK (all upper case letters) is one of several model railroad module standards. It is the most popular standard for use in United States N scale. NTRAK allows modelers to participate in a …

Modelers from all over the world can build modules, bring them to a show, connect to the next module, and become part of a giant N scale layout. To be sure that each module fits the next …

The standards outlined in compact form on this sheet allow modules to be built in distant places, and yet they will fit smoothly into a common layout. This sheet is designed as a quick overview …

Over the years the organization has created a number of documents covering most of the N Scale standards for modular railroading. While the organization promotes all of the standards, …