boulder weight

Discussion in 'Hardscaping' started by CLARK LAWN, May 8, 2006.


    CLARK LAWN LawnSite Silver Member
    Messages: 2,526

    does anyone have any idea how much a 10"=12" diam. boulder might weight? possible change on a job im doing this week and i need a price my book lists weight as .$$/lbs thanks
  2. Az Gardener

    Az Gardener LawnSite Gold Member
    Messages: 3,899

    You will have some variations from one rock type to another. Most boulders around here are granite and a rule of thumb is 100 lb per cubic ft.12 X12 so your rock would be about 80 lbs +/-. I think it has to be 500 lbs to be considered a boulder :laugh:

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