The trooper A clone trooper known as Post 473 had the mission of demolishing a bridge. This action was intended to halt the advance of a Separatist droid force, preventing them from seizing control of a mining settlement located on an unnamed planet.
The short story Waiting, featured in the tenth volume of the Star Wars: Clone Wars Adventures trade paperbacks, was the initial appearance of the Post 473 character. Matthew and Shawn Fillbach were the creators of this character.