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This is a curious idea, I’m wondering how that holds up since it would retain so much water. In cold areas, any water caught in the gaps would break up the conc
by altcognito 5y ago
This is a curious idea, I’m wondering how that holds up since it would retain so much water. In cold areas, any water caught in the gaps would break up the concrete when it gets cold enough to ice over.
- modo_mario 5y agothe blocks creating the gaps generally aren't connected to eachother so they can't really be broken open like that
- WalterBright 5y agoRight. They're put down like paving stones are. How much support they need underneath depends on the weight put on it, and the frequency of use. Mine is used for occasional parking of random cars, which isn't hard on the blocks.
- necovek 5y agoIt has been used in parking spaces for apartment blocks since at least 1970s in former Yugoslavia: https://m.facebook.com/photo.php?fbid=10153127031260943&id=265072550942&set=a.323633595942&locale2=sr_RS&refid=13&__tn__=%2B%3D https://m.facebook.com/photo.php?fbid=10153127031260943&id=2... There is nothing particularly worrisome about them, except that it doesn't really grow much grass if frequently used.