Ok if you try this you will DIE!! New Jersey Transit in the US has plows installed on all equipment. It rides low enough to grab you. Don't beleive me? Just look at the some more videos and pay attention to the plow. Not to mention the Track Receivers area somewhere around 9" above the rail. YOU ...
You need to watch more at night. Most track opertions happen then. Aqua train operates mainly in the fall mostly to clean the oil off the rail from the fallen leaves.
Besides the Solder wick you can also use (and I have used many times) a solder sucker. Gives a board nice clean area. Perfect when you need to remove the solder from a hole where a componet like a resistor or capacitor was...
Legos are awesome... Nice setup!!!