Your main sewer line has a very important job; it's the primary way wastewater leaves your home on its way to the sewer. As people can imagine, a clog in the sewer main can be a huge problem and it's best to get it taken care of as soon as possible. So how can people tell if the sewer main is clogged and what should people do about it when you notice a clog? Here are a few tips from Drainworks Plumbing and Heating that will help identify sewer main clogs and tell people what to do when its seen.