The drain behind your kitchen will look like this. It will consist of waste lines and vent lines. plumbing in Chicago is done by the code book. All plumbers in Chicago follow these same codes.
This is a tyipical layout of a 4" house drain outside the building. The materials are made of cast iron pipes or clay tile pipes in chicago. This material is very stable and will allow your drains to stay intact for 100 years.
This is a typical 4" rough. We replaced old clay tile that had failed over the years.
Using clay or iron pipe for your drains and sewers, will allow you many years of great service, if properly maintained. Power rodding your system is a must.