10-27-2017, 07:07 PM
I'm guessing that Portland derailment came down to ice filling the flangeway. If ice is only on the rail, the weight of the train on the wheel will crush/melt it out of significance.
As for how/if that would affect these buffers, that's above my pay grade.
As for how/if that would affect these buffers, that's above my pay grade.