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  1. R

    Do I really need that much concrete ???

    Sorry Freddy. Was posting my reply as you posted yours. They seem to tally quite well though. :D Thanks guys. Could have been difficult trying to sell a LOT of second hand concrete. Quite a tough market to crack :oops:
  2. R

    Do I really need that much concrete ???

    I think it could actually be less because the wide part of the trench is on one of the shorter sides so it could be :- Trench depth = 0.25 of which 0.15 is hardcore leaving 0.1 concrete and so ..... length x width x depth of concrete = Cubic m of concrete 2.44 x 0.30 x 0.10...
  3. R

    Do I really need that much concrete ???

    Hi all. I'm new to the forum. I just have a quick query before buying some concrete. I am putting up a green house and have dug some footings for a concrete base. The base will just be a ring of concrete, not the whole floor. The foundation trench is a total of 12.6m around all four...
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