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Is this to be expected?
We had a new patio installed 5 years ago. Just noticed that some of the pavers have suddenly sunk about 1/2 inch. We’ve called the company that installed it but wanted to know if anyone else has had this experience and what the reason was, and how was it fixed? |
| Trolls prolly. |
But, really, we had a patio sink because of chipmunks! When we had the patio removed, you could see all the chipmunk tunnels running back, forth, and sideways under the patio and they were causing it to sink. Chip and Dale are not quite the cute little charmers that Disney would have usto believe. |
| OP here. That makes total sense. We have quite a chipmunk colony running around near our house. They are so cute! But I guess they are also destructive! |
| Do you know what's underneath? I assume the company knew what they were doing and put a correct foundation down plus compacted it. Do you know if they did that? |
| Check how thick the gravel underneath is. If it’s thin, they didn’t properly install. |
| I think this is due to poor installation. We have a hot tub on top of our pavers and have had no issues 7 years post install. |
| Yeah Op....whom ever you hired must have done a trash job on the foundation. Shifting pavers are usually a strong sign that the foundation is wrong. |
Prolly? What is that? |
Lazy internet speak for probably. |
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It's possible!
We have pavers that were installed over compacted sand. It was done that way as a solution to water issues (so the water will go down in between the pavers and flow out...instead of causing a puddle near the house). But over the past 5-8 years, some of them have shifted because the sand moves. It's not a big job....we've pulled up a few, added/compacted the sand and then put them back. We also have pavers over gravel and those haven't moved as much. But eventually we may have to fix some of those too. How were the pavers installed? What's under them matters. |