Browse Forums DIY, Home Maintenance & Repair Re: Additive to waterproof concrete? 3Jun 23, 2016 11:47 am Foremost Building Expert in Australia,assisting with building problems/disputes, building stage inspections,pre-contract review advice for peace of mind 200 blogs http://www.buildingexpert.net.au/blog Re: Additive to waterproof concrete? 6Jun 24, 2016 9:21 am Foremost Building Expert in Australia,assisting with building problems/disputes, building stage inspections,pre-contract review advice for peace of mind 200 blogs http://www.buildingexpert.net.au/blog Re: Additive to waterproof concrete? 11Jul 18, 2016 10:31 pm Good homemade vibrator. But your mix looks way too wet. Just about every one of those links I read above mentions that the concrete should have minimal water in it. That's so it has less to dry out = less shrinkage and therefore will crack a lot less. Stewie 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 9857 Hi all I need a guidance on how far I need to space expansion joints in the concrete driveway and its type (keyway/foam.) Contraction joints are at 3m max for a 125 slab. Thanks 0 10939 |