GP38-2 250 running long hood forward past the ancient signals protecting PD block. Cab signal failure for MP15AC 168 which had the crew move the 38 up front.
MEC C40-8 7594 on Track 1 passing closed Ayer Tower. Will be heading back to the yard through the east leg of Hill Yard in Ayer. The yard switcher has dropped some empties for an outbound train.