Here is another series of problems to help maintain and sharpen our sewage math skills. For the first problem let’s look at what should be an easy septic tank example.During a service call to a residence you have not visited before you measured a septic tank with the following dimensions: 60 inches wide by 108 inches long by 72 inches deep from the invert of the outlet pipe. Perform the following calculations and make the proper interpretations about the need to pump the tank.1. What are the gallons per inch for this tank?2. What is the operating volume of the
