Hi, Why does concrete set up harder under water?
On Tue, 19 Jun 2007, chiliblindman wrote: > Hello Dan! I have used a lot of old broken up concrete to fill holes to use > less concrete. Old broken-up concrete also works good to set posts for > leveling before pouring fresh. You can mix the new stuff a little wet to > work in easier around the old. Hosing it down and keeping it wet works just > fine too since concrete sets up harder under water. > ................................bob > > [Non-text portions of this message have been removed] > >
