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This response is not correct for a slab on grade where the slab is fully supported by the compacted fill. The wire mesh must be in the top third as a previous poster noted. What you are talking about above is correct for a suspended slab with beams where the main rebar is in the bottom and as...

Don't forget the difference in frequency. Only 50Hz in UK. Not a problem with cordless tools, but AC powered tools will run slower by about 15%.

Doug, Sorry even with your later quotations from the concrete societies/university you are wrong or at least not understanding what they are saying. I have explained this in other posts and will keep doing so because there is a lot of misinformation on the concrete process. The strength of...

Some very interesting discussion points. I am going to add my 2 cents. Concrete strength is dependent on water cement ratio. Good mix designs have the correct amount of water added for the required strength, actually a little more to ensure that all of the cement reacts with the water. A common...

Hello from another Trini not living in TT anymore. Been living in Bermuda for 15 years, but still get back usually once a year to see family. Great build, I am trying to figure out where your house is located. Up one of the valleys heading west from PoS i am thinking. You are looking south into...