@nikkormat posted:I live not too far from the line running right through central Ohio up to Sandusky. I had not noticed the mid-train helpers until a few weeks ago. What was wrong with the way they ran them without mid-train helpers? Something must have changed.
@Hot Water posted:
Nikkormat, Hot Water / Jack is correct!! With the way NS has been running some of their freights this year and last year, they need DPU's.