| Posted by Signals on January 30, 2007 | |
A signal head with four lights? What does that mean?
|
| Posted by FRED on January 30, 2007 | |
I don't know how BNSF signalling works. In my opinion, 4 lights is just a fancy way of making signals like Approach Limited, Limited Clear, Medium-Approach-Medium (and so on). Someone inform me please!
|
|