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  1. EndEng

    Approved list of Geo Investigators in Uk???

    Great, found the site. It has listed at least one company my collegue has used. This site is in Barnsley. We have a great deal of desk top info already as this site has alot of history being in a mined area. It's a new project for us on an existing college and I am still to get my teeth into...
  2. EndEng

    Approved list of Geo Investigators in Uk???

    I will be looking to commission a geo investigation on a medium project in the Uk and wandered if there is some governing body or Association that I can contact for a list of Companies. My previous employer had their own in-house geo department so I have no experience to go off.
  3. EndEng

    laterally bracing compression flange (short question)

    Ok I'll give my 2 pennys worth. If we're talking about a lateral brace, usually you place it central to a beam to halve it's effective length. There's a good chance that your max moment and zero shear are at the centre? British standards say that your lateral brace has to resist 2.5% of the...
  4. EndEng

    lap length of 460 grade rebars

    It's a good question and I'm not sure there's an answer, but, given that as your concrete grade stress inceases, your lap lengths reduce. So if you go off the recommendation for grade 40 you pretty much can't go wrong. Without stating the obvious, your final lap length will depend upon Bar...
  5. EndEng

    Depth of Pile Caps

    As I've always understood it, if you're more than 450mm below ground level. Frost action shouldn't be a problem (in GB). I can't see your pile cap being shallower thant that?
  6. EndEng

    Concrete Slab - Need Low Moisture for Floor Finish

    In my experience most floor covering contractors specify a moisture level which simply isn't practical. This has been with ground bearing slabs where there's only one route for the moisture release and when you apply the figures, you're looking at 6 months to achieve the spec. They have then...
  7. EndEng

    Progressive collapse, Masonry panel restraint

    I'm working on an grade II listed warehouse. We've argued the 34KN/m2 explosive force down to 17 and are now contemplating how to tie the wall to the floors. Cast iron beams carry timber joists which can not offer the tie restraint needed @ half a floors height the reaction is 25KN/m. On the...

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