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  • Post mounted sign advice needed please

    Posted by Rich Cooper on February 28, 2017 at 5:34 pm

    Hi Everyone, im just on with pricing a job for a customer and i need a little advice with post mounted signs.

    Basically i need to make about 6 signs and thwey are all to be mounted on metal posts which i need to supply and install. What is the best way of installing the posts into the ground? do you just dig a hole and fill with postcrete? and is there a recommended depth to dig them to? one of the panels is to be 2440mm x 1220mm and the others will be 1500mm x 760mm

    Thanks in advance Rich

    Andy Thorne replied 7 years, 3 months ago 4 Members · 4 Replies
  • 4 Replies
  • Chris Wilson

    Member
    February 28, 2017 at 5:45 pm

    I’ve always been told to dig down 600mm and then fill with post Crete (2 bags normally) I don’t think there’s any harm in going a bit deeper if you feel it needs it.
    As far as I know any signs I’ve installed or working for others have never fallen down.

  • Iain George

    Member
    February 28, 2017 at 6:32 pm

    Same here 600mm minimum. I have always dug holes using a set of grabs as they make the perfect hole for a 76mm post.

  • Chris Tennant

    Member
    March 4, 2017 at 11:23 am

    600mm as above, and postcrete.
    Have a hole borer but not much use on waste ground. A spit is a must!

  • Andy Thorne

    Member
    March 6, 2017 at 10:49 am

    For our Pole & Plank range (and would suggest the same for all post and pole mounted signs) we recommend you bury a 1/3 of what you have out of the ground. So for example 2100mm out of the ground should have 700mm in the ground. We would always recommend a minimum of 600mm into the ground with up to 1000mm max of bury. I would also suggest for your large panel that you consider reinforcing your posts if they are aluminium. Nearly 3m of sail area could bend of shear aluminium posts with extreme weather and depending on location of course (i.e. if in a particularly exposed or wind funneled area). If some steel box or similar can be slid up before fitting it will help strengthen at the critical ground load point.

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