The Savanna, IL, to Mason City, IA, local is quite busy on the Marquette Sub tonight. At Dubuque, they did the interchange work with the CN before picking up over 70 cars setout by 475 the night before on track #19. Now they roll along the Mississippi River on they way to Eckards for a meet. After that it will be work at Clayton and Marquette before heading west to begin the Mason City Sub work. Here they pass Waupeton and cross Black Bridge Springs.