Browse Forums Paving & Concreting 1 Dec 26, 2012 9:04 am We have several expansion joints in a sloping concrete driveway, where the expansion joint foam has now failed. Joints around around 10mm wide, probably a bit deeper. Since it's on a slope, the Sikaflex self leveling stuff is all going to end up at the bottom! Anyone got ideas what else to use, and what sort of contractor might be able to do the job (Sydney). Oh no! I would use a can of expandable foam ( there are some that will take render) then cut it back and render over the top 1 4143 There is nothing in the various codes and standards that puts this requirement on the builder to do. I think that is what you are asking. Don't waste time trying to get… 5 2406 To my understanding early saw cuts are to control shrinkage cracks, so doing them now would be pointless. Control joints may reduce ugly cracking during periods of soil… 3 9862 |