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Recent content by Aussie Dave

  1. Aussie Dave

    Wooden fence retaining wall

    Thanks dhengr good point.
  2. Aussie Dave

    Wooden fence retaining wall

    Thanks, everyone for the comments. I think that it is probably best to use a concrete or brick structure below ground for the retaining part of the structure with a wooden fence attached above ground to the retaining wall as suggested in the comments. Good point retired13 the substation is...
  3. Aussie Dave

    Wooden fence retaining wall

    I see what you mean Jayrod12, but you can treat the posts or include a membrane around the post to avoid rot.
  4. Aussie Dave

    Wooden fence retaining wall

    That is another good idea, does anyone know how to calculate the tip elevation for a timber post using flowfill concrete to fix posts into the ground similar to attached drawing?
  5. Aussie Dave

    Wooden fence retaining wall

    Thanks for everyone's help. Can I use timber posts as suggested by the Architect to drive into the ground similar to soldier piles?
  6. Aussie Dave

    Wooden fence retaining wall

    Hi All, I am currently working on a wooden fence post retaining wall solution designed by an Architect attached. I have been asked to calculate the attached, the problem is that I have calculated sheet piling using Gross Pressure Method in the past, but I am not sure if I can calculate the...
  7. Aussie Dave

    Wind allowances for workshops and large buildings

    I am aware of the four stages of calculating wind actions on buildings following BS EN 1991-1-4 and its National Annex; Calculation of the peak velocity pressure Calculation of the structural factor Determination of external and internal pressure coefficients Calculation of wind forces My...
  8. Aussie Dave

    Wind allowances for workshops and large buildings

    I am currently working on a large workshop with two roller door openings either end of the building; this workshop is located in England East Anglia. Does anyone have guidance on appropriate wind allowances for large workshops and buildings, I think a figure of 1.5KN/m^2 can be used?
  9. Aussie Dave

    Plinth wall help

    No thanks for everyone’s help.
  10. Aussie Dave

    Plinth wall help

    Hi All, sorry about my below average sketches, I have found two designs attached of the sort of Plinth wall I am talking about.https://files.engineering.com/getfile.aspx?folder=4283a088-eef1-42df-9880-04eefa3277a9&file=plinth_designs.pdf
  11. Aussie Dave

    Plinth wall help

    Hi fellow Engineers, Please see attached strip foundation with Plinth design. My problem is that I have never done a plinth wall design before only cavity walls etc. Can I place my cavity wall central to strip foundation as per normal ignoring Plinth? or do I need to add eccentricity to the...
  12. Aussie Dave

    Projection past plinth wall on strip foundation

    Hi All, The problem I have is that the foundation calculations prove that a 600 x 225mm strip foundation will be sufficient to take loads of the build in concern, but in the NHBC the minimum projection is 150mm, but The plinth wall I have is 360mm in total leaving me with 120mm projection will...
  13. Aussie Dave

    Ground Bearing Slab calculations to TR34

    Hi all, I have been been working to TR34 4 Edtion please find attached calculations. I have found that I have a higher positive load rather than a negative load in my moment's calculations and on other examples that I have been following they always have a higher positive moment for ground...
  14. Aussie Dave

    Ground bearing garage floor with medium to high heave potential

    I have been in contact with a manufacturer of clay boards, and they are saying that clay boards can deform to make cavities of up to 160mm for situations such as my site with heave issues of 100-150mm. Has anyone used these before for similar circumstances?

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