Plumbing Under Concrete Basement Floor

Considerations cutting through a concrete floor should be a last resort.

Plumbing under concrete basement floor. How to run plumbing under concrete. From there the pipe runs under the floor and out to the city sewage system under the street. There is no crawlspace or basement beneath which means the plumbing is under the slab foundation. Before the concrete trucks come the contractor fills in the area over the network of plumbing pipes and drain lines with compacted sand.

Homes with this a concrete slab foundation rest atop this rock solid block. It can also run under. For the purpose of clarity let us take the three types of houses discussed in this book the house with basement the house without basement and the house with a poured concrete slab floor and show how the plumbing installation should be done for each one. Once the concrete is out you can dig in the remaining trench to remove the sand or soil before running the new plumbing.

Diameter vertical pipe that runs into the basement floor. First locate the main stack the large 3 or 4 in. Rising groundwater causes hydrostatic pressure and that causes soil to push on your basement walls and floor. Houses built on a slab lack crawlspaces and there is no space under the floor.

So before you can do any real planning you have to find that line. Plumbing design installation for homes with basements. If your basement is in the way and there are structural deficiencies or cracks in the concrete then your basement becomes the path of least resistance and the groundwater goes there. But it may run at an angle rather than straight out to the street.

Plumbing is one of the rough in elements of construction and is generally hidden by the finished elements such as walls floors and roofs.