Main line snaking and camera. Inspected and determined that there was a complete blockage that was unable to be cleared / main line snake was unable to go through several fittings and clog. Inspected crawl space and determined that the existing 3†line was backpitched and completely full of hardened waste matter and water. While inspecting line, the 3†line dropped from the wait of the line at an elbow that was not glued properly to the vertical drainage line. Also found that there was no cleanout on existing line. Also found that the 3†line was just “sleeved†into a larger 4†vertical sewage line going into the ground. This section was not sealed which allowed sewage gasses to accumulate under the structure. Customer explained that she often smelled an “odor of sewage†at times in the residence. Repiped pvc 3†drain line in crawl space into existing 4†sdr line. Installed a cleanout for future cleanout on this main line. Repiped 3†line into a larger