Questions on the Burlington Northern .

[steinjr]

I meant that Burlington Northern used SPINS

Aha. I obviously misunderstood you.

Btw, for whatever it may be worth, a quick google located a source of some such track diagrams - no idea whether they are any good or not:
http://www.railfandepot.com/servlet/the-...Categories - one of the books they offer apparently has 165 BN yard diagrams: http://www.railfandepot.com/servlet/the-...ard/Detail

Smile,
Stein