It can also run under sidewalks stoops patios and decks.
Plumbing in concrete floors.
Reasons why you should hire concrete floor installers.
Once the trenches are dug you can add the sewer pipes and stub outs pipes that sit above the slab floor that eventually connect the sink toilet bathtub or shower and any other drains to the system.
Also notice the drain is centered right in the middle of this 30 inch vanity.
Before the concrete trucks come the contractor fills in the area over the network of plumbing pipes and drain lines with compacted sand.
At this point you will no longer see the horizontal drainpipes and the main sewer line but you will see the stubs that extend vertically out of the sand.
The bathroom sink s water lines are roughed in 3 inches above the drain.
Considerations cutting through a concrete floor should be a last resort.
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Removing concrete for plumbing.
The plumbing trenches are typically dug at the same time as the slab footings if any.
There are two primary methods used for removing a scored concrete floor a jackhammer and or a sledgehammer.
Here with this video you will learn some of the basic rules of thumb for doing rough in plumbing underground.
When a house is to have a poured concrete slab first floor all the pipes and fittings below the floor level must be put in place before the floor is poured.
Once you have finished scoring all the concrete that lies in the path where the plumbing will be installed it s time to get the concrete out.
The top openings should be packed with something to prevent concrete or debris from falling into the line.
The center of the lav s drain is located 18 approximately above the finished floor.
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Plumbing is one of the rough in elements of construction and is generally hidden by the finished elements such as walls floors and roofs.