scottishjohn Posted August 29, 2019 Share Posted August 29, 2019 On 24/02/2019 at 12:26, PeterW said: Tend to find that planings become one big mass with enough compaction as the tar sticks the bits together. The trick is to compact properly - do it in layers and use a heavy roller not a whacker plate I suspect as time goes on that road plannings will not be as good as they were ,due to modern type of road surfacing mix which is a chemical setting as much as heat activated and once set you cannot heat it up to reuse it when they are broken up they do not want to stick together like old tarmac you never see modern roads going soft in summer do you ? which is also why they don,t last as long --cos any cracks made in winter do not melt together in summer --so lets water in +bingo frost gets under and blisters it off and the sneaky sods now only apply a 35mm layer -- why ? cos when it comes off it is less than 50mm hole --so is not classed as a major road defect --so they don,t have to fix it If yuo look round and find a road that has not been resurfaced in 20years --then take not when it is redone --it will be crap in under 5 years Link to comment Share on other sites More sharing options...
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