HowTo/Scenery/mesh-table/object-size
From TrainzOnline
< HowTo | Scenery | mesh-table
object size
This is an optional tag. It is rarely used.
Date type is float i.e. 0.15
This float number represents the size of the light. Leave it at 0.15 and see if it okay in Trainz then if you want to alter it do so.