Can you grind a slope in concrete?

(POSSIBLE) Grind channels to achieve at least 1/8″ per 1′ slope, from the low spots to the yard. Rent a grinder like the example pasted below. Concern: might have to grind off a lot of material, maybe this is not practical. (POSSIBLE) Cut channels with a diamond demo-type saw with correct slope.

How do you slope an existing concrete patio?





The general rule of thumb for a proper slope is that concrete should have a 1/4 inch drop for every foot of length. So a typical 10 foot slab should have 2.5 inches height difference at one end to the other.

How do you fix a sloping concrete patio?

Use a Concrete Leveling Compound



For concrete patios that are only slightly uneven, a concrete leveling compound is often enough to relevel the slab. This process begins with a thorough cleaning of the concrete.

Can you cut a channel in concrete?

If you need to cut a shallow channel into a concrete floor to accommodate plumbing, electrical or another purpose, the quickest and easiest way is with a diamond-blade wet concrete/asphalt saw, which you can rent from many tool rental centers.

How do you fix concrete slopes?

Quote from the video:
Quote from Youtube video: Anything you can patch this stuff they have. Products really good products called ardex. And ardex has all these different flavors of products you've got to prep the concrete right and all that stuff.

How much can a concrete grinder grind down?





A grinder can take off up to 1/8 of an inch of material with each pass — less than a concrete scarifier, which cuts into surface coatings and the underlying concrete and can cut about 1/4 of an inch with each pass.

How do you drain a low spot on concrete?

Drill a 1/2″ hole through the slab at the lowest point of the puddles to let the water drain out. Drill a 1/2″ hole through the slab at the lowest point of the puddles to let the water drain out.

How do you build a concrete drainage channel?

7 Steps to Form the Perfect Concrete Trench Drain

  1. Determine the Width. After selecting the design and trench drain type, determine the correct width for the trench drain. …
  2. Clear the Ditch and Install Rebar. …
  3. Pour the Footer. …
  4. Form the Inside. …
  5. Top Frames. …
  6. Outer Edge Forms. …
  7. Pour the Drain.


How do you redirect water on concrete?



The best way to divert runoff water away from your driveway is to install a French drain or swale. This drain will intercept the water that runs toward your driveway and channel it downhill. With a well-constructed drain, you can stop your driveway from being flooded with runoff.

How do you cut a sloping channel in concrete?

Quote from the video:
Quote from Youtube video: And just going inside and kind of puddling a little bit on the inside of the studio. So i'm going to cut and chisel a shallow concrete channel drain with slope coming down this way.

How do you cut a drainage channel on a concrete patio?

Quote from the video:
Quote from Youtube video: If you take a look here. Then what you can do you take your chisel after you make your cut. And you just pop out this pop it out.

How do you install a drainage channel on a patio?



Quote from the video:
Quote from Youtube video: Step 1 dig the trench deep enough for the overall height of the channel including the grade. It needs to be wide enough to allow for a minimum of two inches of backfill on each side of the. Channel.

What do I do if my patio slopes to my house?

If the patio is a cement slab, the only 2 options available; slab jacking (also known as concrete lifting), and worse case, the need to jackhammer the slab and repour the cement slab observing the correct sloping of the patio away from the house.

How do I stop water collecting on my patio?

Fixing the Drainage on a Patio: 5 Savvy Suggestions

  1. Cut a Drainage Channel. One solution is to add a sloping drainage channel to the patio to help the water drain away from the patio. …
  2. Overlay the Patio. …
  3. Drill Drainage Holes. …
  4. Re-Direct Water. …
  5. Improve the Drainage System.


How much should a patio slope for drainage?



The standard slope for proper concrete drainage is a one-quarter inch drop for every foot of length. So, to calculate the difference in height between one end of a patio or walkway and another, simply multiply the length by one-quarter.

How do I stop my patio from flooding?

Both new and old patios can be fitted or retrofitted with many drainage options to stop them flooding. These include installing a pop up drain, building a French drain, adding gravel between pavers and regrading your patio so it drains away from your house.

Can I drill holes in concrete for drainage?

Quote from the video:
Quote from Youtube video: Basically what you can do is you can drill really official holes through masonry concrete using this it also has dust extraction built right in which means with the clothes.

How do you install a drain on a concrete slab?

Quote from the video:
Quote from Youtube video: But the secret is to cut clean through the concrete your partner saw will cut anywhere from four to six inches depending on the size of the blade.