As the marine layer clears way at mid-morning, a shiny C40-8W leads a westbound manifest along the shores of Suisun Bay in Antioch.
A hot eastbound intermodal train roars down the giant sand "ditch" at Bissell.
A brand-new red and silver Dash 8 leads a manifest upgrade out of tunnel 10 toward Marcel on a chilly but verdent morning in the spring of 1993.