Is it illegal to shovel snow into the street in Pennsylvania?

(WHTM) — It's winter, which means citizens will be shoveling snow off their driveways to keep them clear. The snow has to go somewhere, but is it actually legal to dump the snow in the street? According to PennDOT, it is illegal to shovel, throw, or plow snow from sidewalks onto street parking, driveways, alleys, [...]