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  1. MWD123

    Minimum Spacings When Piling Adjacent to Existing (Disused) Piles

    We haven't received the pile design yet but I understand it's a combination of both skin friction and end bearing (they're taken down into a layer of medium-dense sands). Both the existing and proposed piles are circa 20m long. Currently I'm thinking of a root sum squared approach, this gives...
  2. MWD123

    Minimum Spacings When Piling Adjacent to Existing (Disused) Piles

    Hello We have a site with a large number of existing piles on it, we are planning to construct a new building that will require large number of new piles to support it. None of the existing piles will be reused, and the geotechnical engineer is happy that they will not be a factor in their...
  3. MWD123

    Accessing Old UK Design Codes (CP 111 specifically)

    Does anyone know where I can access pdf's of old UK design codes (particularly CP 111)? I'm aware the ICE library has hardcopies but I'm ideally looking for an ebook
  4. MWD123

    Identifying Bolt from Head Markings

    Thanks desertfox, unfortunately no luck with the info on that page. To add context, this is a structural bolt in a steel framed building, I would expect it to be carbon steel (typical for this environment) and it is a hex head, approx size M20.
  5. MWD123

    Identifying Bolt from Head Markings

    Hi, I'm investigating an existing building and have come across some bolts stamped "SS L393/1 GS M", does anyone know what this refers to? In the UK I'm used to seeing standard markings like "M8.8" of "A4-70" but I've never seen this sort of thing, I assume it's a non-european standard. Any...
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