3 x 7 N scale track plan

A 3 x 7 layout for all those who just want to see long trains running on ovals. I call it “6 trains on 2 loops”. And since we don’t want to do this on 2 boring parallel ovals, let’s design an urban scenery for it. After all, the underlying concept shouldn’t be too obvious.

N scale layout 3 x 7

3 x 7 track plan N scale layout

What is it all about? This 3 x 7 N scale track plan is not made for shunting maneuvers or to fulfill logistical tasks. It’s designed to showcase running model train sets. A large station and a busy multi-track line are an ideal stage for this. We have sidings for 6 long trains.

All tracks run at ground level. There are no gradients. So this is also an interesting project for beginners. Both the city and the train station are located on covers above the tracks. The lids hide ugly tight curve radii and we have enough space to create atmospheric city sceneries.

Let’s reveal the secrets:

3 x 7 track plan N gauge layout

Facts 3 x 7 N gauge track plan:

  • Size: 3′ x 7′. This corresponds to 91.4 x 213.3 cm (approx.)
  • Tracks: KATO Unitrack
  • Slight deviations in measurements are possible. Track planning software isn’t 100% accurate
  • No slopes / inclines
  • Tight curve radii only in the hidden areas

The budget is not strained too much for this 3 x 7 N scale layout. There are only 12 turnouts. However, you must cut some straight tracks. More: KATO length modification (YouTube).

Let’s have a look at the operation diagram. Two simple ovals, that’s it:

3 x 7 track plan train controlling

An interchange between the two loops is not planned. Is there any reason to do so? Anyway, there is enough space to add it.

Two dead end tracks within the station hall are intended for a commuter. The shuttle train leaves the station and returns soon afterwards:

3 x 7 track plan train operation
3 x 7 plan track list N gauge

Download this track-plan here:

Download PDF (private use only)

Why shoud I opt for a 3 x 7 size?

  • Does not dominate the room

    A baseboard with a depth of 3 feet fits well in front of any wall

  • Realistic layouts

    A baseboard with a width of 7 feet allows long N scale model trains and appealing landscape design

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