You use a 'Robar' fitting, which is essentially a rubber sleeve with large hose clamps to tighten it.
By cutting in a cast iron Wye so the flow enters the sewer line (soil pipe) at a right angle
The cost to replace a cast iron drain pipe can vary depending on factors such as the length of the pipe, the complexity of the installation, and the location of the pipe. On average, homeowners can expect to pay between 1,500 to 3,000 for a professional to replace a cast iron drain pipe.
Galvanized pipe for water and drain lines. Cast iron pipe for main drain lines.
Cast Iron
from the hub to the spigot
If it is "rusted out" you do not repair it, You do replace it with XHCI
Yes, it is done all the time
Yes, they can be opened for routine sewer and drain and leader cleaning
Replacing a cast iron drain pipe in your home involves cutting out the old pipe, removing it, and installing a new PVC pipe in its place. It is important to turn off the water supply, use proper tools like a reciprocating saw and pipe wrench, and ensure the new pipe is securely connected. It is recommended to consult a professional plumber for this task to ensure it is done correctly and safely.
yes you can do it but you have to use a cast iron cutter, or cicular saw with a carbon friccion to cut arround the pipe. But if the cast iron pipe in in the ground and it's not muveble,, it may break.. so you have to be carefull and when you finish cutting it you put a piace of ABS pipe 1/2 shorter in each side. In order to incert the hob conectors..
There is a 4" hole for the inlet near the top of every properly made septic tank. You connect the drain to this by gluing if it's a plastic pipe or by a 'Robar' joint if it's a cast iron pipe.
Cast iron is not threaded, steel pipe is.