Happi over on instructables has an idea for adding a second handle to the snow shovel. Says it prevents uneven weight distribution when shoveling. Do you all know how much I hate to shovel snow. Well a lot, thats for sure.
Back-Saving DIY Two-Handled Snow Shovel Project
http://www.instructables.com/id/Back-Saving-Two-Handled-Snow-Shovel/?ALLSTEPS