Dirt coming out of floor drain?
Call the Plumber – you have a backup, sewer system is blocked
How to clean the sewer blockage?
Call the Plumber – he will use a tool known as a drain snake, put camera and find out what happened in your sewer system, give you an estimate for repair or clean the pipe by snaking with cutting head.
Call the Plumber – he will use a tool known as a toilet snake, clean the trap by snaking or uninstall the toilet to check the sewer line under the toilet, maybe you have major blockage in a sewer main line.