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The legendary switching puzzle invented by John Allen. Move cars between industries using minimal moves while racing the clock. The gold standard of micro switching layouts.
Fits in: a standard bookshelf
30x8 inches
1.67 square feet
Minimum Radius
0"
Switches
5
The ingenious track arrangement creates endless switching puzzles. You can spend hours moving cars efficiently between spots, making it endlessly replayable despite its tiny size.
Fits on a single shelf or the top of a dresser. Can be stored in a closet when not in use.
Use quality turnouts for reliable switching operations
Add a runaround track for more operational flexibility
Print car cards and waybills for realistic operations
Consider DCC for easier locomotive control during switching
This layout includes the following industries for realistic switching operations:
Invented by John Allen in 1972 for Model Railroader magazine. Has inspired thousands of micro layouts worldwide.
36x10 inches
2.5 sq ft
24x24 L-shape inches
4 sq ft
60x10 inches
4.17 sq ft
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