To develop your model train layout there are four major steps to take before you begin construction:
1: Select the size of your model train, that is the scale or gauge. Scales range from micro-sized Z scale for tiny layouts to giant G-scale used mostly for outdoor garden layouts.
Visit hobby shops or model train websites and see the various scales available. Staff at a hobby shop will usually be happy to point out the advantages and/or disadvantages of each scale. Your decision about scale/size will be partly based on the space available for your layout. The most popular scales are O scale which is 1/48th actual size and the smaller HO scale which is 1/87th actual size. As a result of being the two most popular scales these have the greatest variety of locomotives, cars and accessories available.
2: Learn about layouts for the scale you have chosen by reading magazines such as O Gauge Railroading and Classic Toy Trains (these two are for O scale). Model Railroading provides detailed information about HO and N scale. All are full of information – all the good train hobby stores carry them or you can pick them up at places like Barnes & Noble...