Block Paving on a slope

All forms of block paving, brick paving, flexible or rigid, concrete or clays, new construction or renovation
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Joined: Wed Feb 27, 2002 5:25 pm

Post: # 54Post archive

I have a driveway which has a slope of approx 1 in 8. I am considering block paving over the existing concrete which is in good condition. I am wondering if this is feasible. If so could
>the 'flexible' method of construction be used (ie grit on top of the concrete) or would the blocks be better laid in mortar (rigid method).

How effective are block paving sealants in restricting moss growth etc in the joints?

Congratulations on a superb web site!

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Post: # 55Post 84-1093879891

I assume you've read the notes on laying blocks over an existing concrete base, Roger. bearing in mind the comments about cutting out for thresholds, how much of the ex conc would remain?

This is one of those jobs that's best decided on a case-by-case basis. Flexible construction is by far the easiest method for DIY'ers, as rigid can be messy and time-consuming, and you have to use clay pavers. So, unless there's good reason, I'd go for flexible.

How feasible would it be to jack-hammer out all the ex conc?

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