Patio and dpc issues...

Patio flagstones (slabs), concrete flags, stone flags including yorkstone and imported flagstones.
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zzr-matt

Post: # 30696Post zzr-matt

After digging out a trench where my patio had been laid above the DPC in this thread here: DPC thread... everything has finally dried out!

Preferably I'd rather not dig the whole patio off to the level of the lowest point of the DPC as its only at this level for a couple of bricks along the return wall. For the main part I am at least 5 courses below the DPC already. I have had a good look at DPC guide on the main site and some kind of dry area arrangement seemed like the best plan but I still think it may be a bit of a lethal trap having a big hole like that in the corner.

Is there really no other option or am I going to have to cart getting on for a skip load of spoil through the house to a waiting skip and have a 1 in 4 bank up onto me grass?

I'm not trying to cut corners, just want some other views on how to proceed. :)

Rich H
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Joined: Thu Feb 08, 2007 12:28 pm
Location: Reading

Post: # 30703Post Rich H

A dry area will be ideal. Rather than leave a hole, why not put a few courses of bricks at the new edge of the patio to render it safe.

Rich H
Posts: 884
Joined: Thu Feb 08, 2007 12:28 pm
Location: Reading

Post: # 30704Post Rich H

Sorry, it's just occurred to me that you said the water falls that way. What will you do about that?

zzr-matt

Post: # 30721Post zzr-matt

Thanks rich. So if I build a small retaining wall up to a few courses above patio level with a 200mm dry area between it and the house wall I should be safe? If I add a drain in that corner and run it off to the existing soak away presumably I should be safe? Can I add a metal grid of some kind over the dry area so that I could stand a couple of pots on there?

Rich H
Posts: 884
Joined: Thu Feb 08, 2007 12:28 pm
Location: Reading

Post: # 30754Post Rich H

Sounds like it. Without seeing the whole thing it's hard to tell but might it be easier to re-lay the paving with the fall away from the building rather than go to all the trouble with drainage, soakaway connections, etc?

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