How old should cast iron sewer pipes be?
Cast iron pipe was designed to last 50 years. Here at In-House plumbing, we’ve seen a 20-year-old pipe that was no good and 50 year-old-pipe that was fine. The truth is there are so many variables and factors that contribute to the deterioration of cast iron pipe.
Can a cast iron drain pipe be replaced?
So you received the bad news that your cast iron drain pipes that have been causing repeat repeated backups or are leaking and are causing water damage or emmiting foul sewer orders have to be excavated and replaced. And you have every right to be distraught!
When was the last house built with cast iron pipe?
And while there’s no way to know when your pipe will go bad, there is no doubt that they will go bad. The last houses constructed with cast iron pipe in DFW were built around 1986. However, many houses in the area were built using PVC pipe even as far back as the late 1970s.
Why are my cast iron pipes clogging up?
Cast iron pipes are particularly susceptible to cracking and intrusion by tree roots, which can completely clog a line. Professional plumbers can send a camera into your home’s sewer pipe to diagnose channeling and bellies, and they can find and fix tree roots that clog your pipe.
Are there problems with cast iron drain pipes?
However, even houses built in the 1960s are starting to have trouble with their cast iron pipes. One common problem with older homes is that the trees in their yards are also old. In many cases, they have roots that reach all the way down to the pipes.
How long do cast iron sewer pipes last?
If nothing ever touched the pipes, the cast iron could last for 75 or more years. But think about your sewer pipes. They are most likely being used every single day. First, the pipes are buried underground leaving them vulnerable to the soil conditions.
How old are cast iron sewer pipes in North Texas?
Meaning most people’s cast iron systems in the North Texas area are more than 35 years old. So with that mind, it’s more than likely any system made of cast iron will need to be replaced in the next five to 20 years (closer to five than 20, by the way).
Is it possible to descale cast iron pipes?
But if you consider the nature of the material, years of water, waste, and materials running through the pipes have already weakened the metal. So much so that a common method for descaling cast iron pipes, hydro jetting, can’t be used because the pipes won’t be able to withstand the pressure.
