To drill or cut

Marley#3

Member
Aug 11, 2024
7
Southbury , Ct
I have an in ground pool.The pool deck is made of octo stone pavers . I bought the paver deck anchors .I am looking into the best way to install them. From what I have read the best way is to use a core drill and drill between joints .I don't have a core drill , but I gave a wet saw .I am thinking about cutting notches in the pavers instead of drilling. What are your thoughts ? Has anyone done this successfully.
 
I had to drill a dryer vent hole through 8" cinder block. I rented a massive 1/2" hammer drill from HD. No problem!
 
What is the hole diameter required for the anchors?

In my opinion, core drilling is the safest way to drill without cracking the pavers.

You can rent a core drill for the day.

You will probably need to buy the drill bits.

Do you have the ability to replace cracked pavers?
 
You can buy a drill and bits.

You can use a hammerdrill bit or a core drill bit.

You need the core drill bits and the sds plus adapter.

I would use core drilling.

For core drilling, you use rotary only mode for the drill.

Get about 3 diamond core drill bits.

With a core drill, you do not have to go in the joints, you can go directly into the paver.

What brand of anchor did you get?

What is the anchor tube length?

Are the pavers set on sand?



 
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To start the bit, use a piece of wood with a hole that the core drill bit will exactly fit into as a guide.

Stand on the wood to hold it in place.

Once the core bit gets started, you can move the piece of wood.

Sell the drill on Ebay if you don't want to keep it after you are done.
 
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Here's details of what I did - post #4 in this thread, with gratitude for input from others. Rail Anchor Height Under Pavers Summary: Cheap drill bits, hammer-drill, had spare pavers but didn't need them, only sand under pavers, bonding both anchors, poured deep/wide cement base, set 4" anchors deep but better if I had used used 6" anchors, made spacers for wedge bolts & bought longer stainless wedge bolts for easier access.
 
+1 for core drilling. Rental houses will rent the drill and the bits. The house I use mic’s the bit before and after the job to figure out how much to charge for usage.

I assume you’re planning to use anchor sleeves in addition to the anchors?
 

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We all answered your question and gave you our thoughts.

If you wet saw notches let us know how it works out with some pictures.
 
Think of notching a 2x4 verses drilling it. Notching is much more work.

Now multiply both X100 because stone instead of wood.

The drill is probably $50 to rent and worth every last penny 10 times over.
 
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How are you planning to notch a paver when the anchor location lands in the center of the paver? Cover straps are designed to tension perpendicular to their attachment point on the cover - not at an angle. It’s unlikely they will all line up at paver joints where notching could be applicable.
 
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I did my cover install last year. I had a core bit and a sds drill. I bought a longer SDS bit to go into/thur the slab the paver were set on.

If you don't have the tools, renting them is pretty affordable. Try to drill at the corners of where pavers meet. Sometimes it's not possible. A core drill make nice clean holes (don't use the hammer function when using a core drill and also vacuum out or blow of the dust to make drilling faster). If your paver are set on a concrete slab, a hammer bit (non-core) can be used to go into/thru it (it's much faster drilling than a core bit). Using a board with a hole in is as a guide works great as @JamesW suggested). Spend time planning and laying out where to put your anchors. I probably spent more time planning than drilling.

I understand the concept of pulling and notching, but I think drilling will work out better overall. You want the anchor to be solidly locking into the pavers. If your pavers are in good shape and joint sand is good, removing a paver is a fair bit of work. If it were only a couple of anchors I would consider it too, but with 30 give or take that's not going to fun. If you pavers are loose notching is easy, but you are at risk that the anchors are going to move after the cover is tensioned.
 
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Using your saw to cut notches in the corners of the pavers will not leave a very clean/uniform hole for the anchors to set in. The appropriate tool is not expensive to rent (most home centers like Home Depot, Lowe's and some Ace Hardware stores have rental centers) and some may even rent the drill bit. It will cut through your paver stones like a hot knife through butter, and you will be done in no time flat (and won't have to remove the paver stones).

I assume this is for pool cover or safety cover anchors which can have a lot of tension on them. Mounting them per the manufacturer's instructions is the safest way to do it. No pun intended, but this is not the place to cut corners.
 
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Anchor update - I bought a 1/2 inch hammer drill from HF for $29 . I got a good carbide bit from Amazon for $25 .My conclusions : 1 - You don't need a core drill when drilling between interlocking pavers . I set 20 pipe anchors without any problems .Drilling( in non hammer mode ) took less than 60 sec . per paver , no cracks at all ! 2 - I wasn't sure if I should drill into the base material . I decided to drill using a 1 inch wood bit .I drilled down to accommodate the full 18 inch tube . The tubes went in without a hitch and they are rock solid.
 

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