Name: Bob Davies’ O gauge layout
Dimensions: 5 1/2″ x 5 1/2″ feet
Track: GarGraves (diameters range from 42 to 54 inches)
Motive power: Lionel, Wiliams by Bachmann
Rolling stock: Lionel, Menards
Controls: Lionel GW-180 transformer
Accessories: Z-Stuff for Trains
Structures: Mattel, MTH
Vehicles: Mattel
Download the track plan for this layout.

Dimensions are wrong. Leave off the ” and one of the dimensions is 15-1/2, not 5-1/2