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michael151037
michael151037 asked in Science & MathematicsEngineering · 1 decade ago

im lating individual 18 inch slabs over an area of 13.5 acres how many do i need?

4 Answers

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  • Anonymous
    1 decade ago
    Favorite Answer

    261360(!) assuming none have to be cut or get broken best order about 262.000 to be on the safe side. (The calculation is 4 slabs per sq yd and there are 4840 sq yds in an acre so you get 13.5 x 4840 x 4)

  • bo nidle
    Lv 4
    1 decade ago

    PS to "examiners" answer,allow 10% for breakage and cutting.

  • Goofy Goofer Goof Goof Goof !
    Lv 6
    1 decade ago

    Try this link.

    http://www.concrete.com/calculatorsmaterials.htm

  • Anonymous
    1 decade ago

    hmm some patio ..........eh

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