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Recent content by lemonbreath

  1. lemonbreath

    disclosure of calculations for category 2 checks UK

    Is it permitted to share calculations for the purpose of a Category 2 check on structural calculations? BS 5975 2008 states "The check should be carried out by an individual not involved in the design and not consulted by the designer". Would the calcs alone be considered as a brief? Thanks
  2. lemonbreath

    Stress in a cable pulled from 1 end or bothe

    Hello all Thanks for the replies. I wanted to confirm my understanding of structural principals. I may have created some confusion by including the video and not setting the question up very well. At the time of asking I was not sure what the question was. I had understood the programme stated...
  3. lemonbreath

    Stress in a cable pulled from 1 end or bothe

    Hello all Apologies if this is in the wrong section. The below tv show about an air crash investigation makes a statement about forces on a cable that did not ring true to me. I wanted to check my understanding of forces. Simplified as I understood it the following seemed to be suggested: Cable...
  4. lemonbreath

    Holding polystyrene secant pile guide wall formers

    Hello all I am looking for some practical advice regarding secant pile guide wall formers. Edge formwork is in place an timber straps (18mm ply) span from the side formers over each polystyrene block. I would like to retain the blocks and prevent any lateral movement at the bottom where they...
  5. lemonbreath

    Cbr tests

    Thank you all for the input. Generally when we have cbr taken in situ here in uk (at least on the jobs I have been on. The technician carries a plate of about 600 dia which is jacked off an 20 tonne excavator. I believe it is a plate bearing test and a cbr correlation is derived from this. Lb
  6. lemonbreath

    Cbr tests

    Ron Thank you for the reply. The test we are to do will be in-situ so I believe more accurately it is a plate bearing test? Then the lab guys convert this to an equivalent CBR? Expanding the topic slightly. is it possible to crudely assess a CBR on site? For instance is it possible to say a...
  7. lemonbreath

    Cbr tests

    Hi all I have to construct a heavy duty loading bay slab and a few roads. The construction requires a capping layer and the thickness of this is dependant upon cbr values achieved. Regarding the level at which the test is taken am I right in assuming it should be at the top of where the...

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