How Do Basement Standpipes Work

A standpipe is an open-ended, metal pipe that can be screwed into a basement floor drain to permit the flow of water back up as high as necessary, thereby delaying or preventing a basement flood. … broken seal or cross-threaded point of attachment where the standpipe attaches to the floor; trip hazard.

How do basement drainage system work?

Pro: Collects groundwater from beneath the basement floor and directs it to a collection pit via a sump pump where it is pumped away to the surface. Con: An interior French drain will only remove groundwater from beneath the basement floor. It will not stop water from seeping through cracks in the basement walls.

Why is my basement drain backing up when it rains?

When there are heavy rains or rapid snowmelt, an abundance of water and debris end up in municipal sanitary sewers, which overloads the sewer system. If it’s more water than the sewer system can handle, excess water can flow backward into your home’s sewer line and subsequently overflow into your basement.