After delivering slabs to the M.I.T. 3 MP15's return's back the Homestead lead as they head back to grab the caboose and then head to ET for slabs to take up to the rolling mill.

Daylight 76 crew, doing Mill work before hauling slabs to Irvin shoves a cut of outbound slabs into the Valley yard. This would later go to NS's Kenny Yard.

URR 15 leads two other MP15's on a loaded slab train approaching the USS Irvin works from the USS ET works.