Yes, I do model them - GP9, SD40-2, GP38, SD75i.I see that you are a CN fan do you model them also.
I live right behind the mainline to Green Bay WI.
I am about 60 to 70 yards from the tracks.
In a 24 hour period we see about 10 to 12 trains-counting the locals.
Welcome from a fellow Canuck living on the wet coast.
Roy