So here are five prevention tips to avoid sewer pipes from freezing. For preventative maintenance, and when problems occur, call immediately West Michigan Septic Sewer and Drain Services. Keeping Sewer Lines Draining As long as the sewer pipe is sloped consistently and drains completely it might never get blocked with ice, even if it’s fully exposed underneath a raised building or buried by insufficient soil to keep the pipe above zero degrees. If you are going away on vacation, ask the person who is checking in at your home to run the taps for five minutes to reduce the risk of freezing due to low flow in the water service. Running water through the lines in cold weather makes it less likely that they'll freeze. Sizing Your Cable So how do you make sure sewer lines never freeze when you don’t have enough soil? It comes down to electric heating cables and there are two options: external and internal. Until recently, external was the only choice for drains. Fr...