... grass and weeds are gone, entire surface is a single solid layer of concrete. There was no need for costly tear-up and disposal of existing concrete. The homeowner can once again enjoy a solid concrete outdoor area -- and spend time pulling weeds out of the garden instead of pulling them from the deck! (Note: table had always been set into conrete -- we worked around it). The next two photos show a close-up of the deck, and how bad the problem really was.