How do you connect underground drain pipes?

How To Join Underground Drainage Pipes

Cut the pipe squarely using a fine tooth saw.
Chamfer the end of the pipe using a file.
Remove any dirt from the end of the pipe using a cloth.
Apply silicone lubricant onto the end of the pipe and push the fitting into place.

Do drain pipes need to be glued?

If you would like to disconnect a pipe joint at some point, you will want to avoid PVC cement. However, connecting PVC without cement usually makes these joints unable to carry gases or even liquids. The first and most obvious way to connect PVC pipe and fittings without using glue is to simply push the parts together.

How do you separate cast iron pipe joints?

How do you separate cast iron pipe joints?

Install a 14/-inch drill bit into a cordless drill.
Pry out the lead, using a flathead screwdriver.
Fit the chain on the snap-cutters around a cast-iron pipe to cut it into shorter sections.
Compress the handles to snap-cut the pipe at that point.

Where does a cast iron drain pipe go?

But It was common in previous generations for builders to rout (usually cast iron) drain pipes from ground-level outside of a building into the building, under the basement floor slab, and out to the municipal sewer system. These drains were used to receive roof gutter drainage and dispose of it into the city sewers.

What makes a cast iron sewer line leak?

Stains on the upper section of piping indicate that this drain system has been leaking. Our photograph above shows three clamp-on connectors joining cast iron and plastic drains to the cast iron sewer line. Our photograph shows an odd double-hub connection on a vertical section of cast iron drain piping in a 1935-built home in poughkeepsie, NY.

How big of a trench do you need for downspout drain lines?

Some local governments or agencies have no rules or regulations. I usually dig a trench about 12 to 14 inches deep for downspout drain lines. The fastest way is to rent a trenching machine from a local tool rental. If you have hard clay soil, or rocky soil, you can use an electric hand-held demolition hammer tool to dig a trench.

How big of a bend do you need for a drain line?

All underground bends need to be 45 degrees. If you need to make a 90-degree bend underground, you should use two 45 bends and put a 1-foot piece of pipe in between them. You do this so it’s easier to get a drain-cleaning snake through the pipe if it ever gets clogged. CLICK THE IMAGE NOW TO BUY THIS FITTING.

Can a cast iron drain pipe be repaired without digging?

There are trenchless solutions that you need to know about that the plumbers will not tell you about because they wish to keep your money. We recently got an inquiry from a gentleman in Dallas Texas who wanted to know what his options were to repair 23 feet of cast iron drain pipe under his floor as opposed to digging it up and replacing it.

What’s the best way to cut a drain line?

Cut the drain line you are attaching to — if you are cutting into plastic pipe, you can use a hacksaw. If cast iron, use a cast iron snapping tool, available for rent at tool rental centers. If it’s copper pipe, use a hacksaw or an electric saber saw with a fine-tooth blade.