Marschbahn and Hindenburgdamm

i stopped work on berlin and im reworking on berlin at a later date
so ive built another route Marschbahn and Hindenburgdamm and completed the Hindenburgdamm it self is nearly complete but the Marschbahn i only just started is not .so i made a quick a video of the route to show the hiddenburgdamm
http://youtu.be/5zaYDishJbM