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  1. H

    Footing for self-build extension 6x5

    Thank you for your reply, I think if I'm to go below the sewer pipe, the depth will need to be about 2.3m. The architect has mentioned a 1.2m beam which sits on two concrete pads. This would be above the sewer pipe. He states once we know the exact location of the drains he can calculate...
  2. H

    Footing for self-build extension 6x5

    So let's say I dig down to about 2.4m, put footings in, then lintel over sewer pipe, would I then need to bricklay all the way up? Is there any other alternative. Seems a long way and alot of materials? Could it be concreted up after the lintel has been installed over the pipe and drainage sorted.
  3. H

    Footing for self-build extension 6x5

    Hmmm, thanks for you're input, so you feel a trench even at possibly 2.4m deep may still be cheaper than a raft foundation. I'll have to look at prices, guess the drainage survey will help tones on working out the price of this. Block and beam sounds a good idea also, cheers.
  4. H

    Footing for self-build extension 6x5

    Hi there, Looking for some advice regarding my footings. My house sits on a road which slopes downward to the centre. So houses are stagged in height, every 4 houses. We happen to be the last semi-detached so next doors house (semi also) is roughly a 1 meter drop lower than ours. I started...
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