The calculator below is provided as a tool to select the least-cost anchors to meet the force requirements for a surface-mounted sign post.

  1. The critical dimension for the plate hole spacing is d. That is the spacing in the direction perpendicular to the direction of the sign.
  2. The minimum distance between any two holes is 2"
  3. Asphalt Anchors assumes no liability for the suitability of the calculations to your actual needs.
  4. The calculated output table below presents 1-4 rows, each with a possible solution listing the type of anchor and the required quantity for one post.
  5. The costs shown in the output table do not reflect volume discounts.
  6. The maximum wind information is readily available on the internet by searching for "maximum winds xxxxx" with xxxxx being your zip code.


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