Seaboard System U25C's 1522 and 1521, along with U30C #1482, ease up to the yard office for a rolling crew change (notice the new flagman on the ground to the right waiting on the caboose). #1522... (more)
Northbound departing train is probably a turn/local to Patio Yard, as evidenced by the mixed freight. I like the matched set of gloriously unmuffled chuggers.