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  1. valuwise

    does pool water used to make a concret mix affect strength?

    hi guys :-) wow ! who would have thought it would be this easy to get technical advise :-) Errrr you guys not like that doctor i read about who after treating a patient in flight for a suspected cardiac arrest ,(after being called upon by the fligth captain ) sent him a bill! I KID YOU NOT...
  2. valuwise

    does pool water used to make a concret mix affect strength?

    ps: it is a residential dwelling, ground floor slab with heavy duty 193 mesh.
  3. valuwise

    does pool water used to make a concret mix affect strength?

    hi. I am from a construction company. We had a situation where the municipality shut the water supply whilst in the midst of mixing concrete on site. we use a mechanical mixer and it is for a floor slab. NHBRC states that the min strength for a floor based slab is 10mpa. We are mixing a 25 mpa...

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