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Posted: Thu Aug 18, 2011 6:47 pm
by pcsparky
Had a 'surveyor' around today to see whether I could have a resin bound drive and at what cost if I could. I was happy with the manner of the surveyor/salesman but he could quite easily have been pulling the wool over my eyes so I need some advice please.

I had already looked on the Paving Expert site and knew that the base has to be monolithic. Whilst most of our drive is concrete, there are a few cracks and another area that is currently soil.

He explained that for the bare areas that they would hardcore it and then lay a bitmac (I think that's the correct term) surface, level with the existing concrete but that they would cut a V in at joins and repair the cracks in a similar manner.

The resin surface is supposed 14mm thick he stated. Does this method sound satisfactory? They do give a 5 year guarantee so in the event that there would be a problem would it be normal to see it appear within that time frame?

Posted: Thu Aug 18, 2011 8:53 pm
by lutonlagerlout
are we talking resin bound or resin bonded?
makes a massive difference

resin bonded is when resin is applied then gravel scattered into it before it sets

resin bound is where the resin and aggregate are knocked up in a special mixer then troweled on

simeon from ronacrete is the man for this
LLL

Posted: Thu Aug 18, 2011 10:04 pm
by Dave_L
Surely the cracks/joints would show through after a short while? This is why I'm often not happy to overlay concrete slabs.

Posted: Fri Aug 19, 2011 12:07 pm
by pcsparky
lutonlagerlout wrote:are we talking resin bound or resin bonded?
makes a massive difference


Pics on their website show trowelling and confirmed with company that it is resin bound.

Surely the cracks/joints would show through after a short while?

This is why I ask about the method of removing some of the concrete and butting up to it with bitmac. What are we talking about for a 'short while'. If they are confident to offer a 'no quibble' 5 year guarantee (with the only exclusion, damage caused by tree roots, nearest tree a medium sized one 5 meters away), if all is well within 5 years would it be expected to remain so?

Posted: Thu Sep 01, 2011 8:32 am
by simeonronacrete
Hi

You're right to be concerned over cracks; you don't want to be disappointed years down the line.

Always best to use like with like, so would consider concrete against concrete rather than a tarmacadam surface. Also bear SuDS in mind; plenty on this website about it, and in our specifications. Essentially the surface must allow water to drain through - so says H M Government.

We can satisfy all of that and discuss risks associated with cracks and how to best avoid problems.

If you want please give me a call and we'll get someone to have a look and price up.