How Much Trap Rock Do I Need
Concrete trap rock 4185 209 crush stone 2700 135 how much crushed concrete do i need calculator multiply the length l in feet by the width w in feet by the height h in feet and divide by 27 this will tell you how many cubic yards of crushed stone you need.
Consequently do you wet crushed rock before compacting trap rock or granite how deep should you lay gravel what depth of gravel do i need you would usually lay a 10mm aggregate at a depth of 3040mm but on a driveway this would need to be at least 50mm.
to figure the cubic feet you multiply the square feet by the depth of rock for example a 1200squarefoot driveway with a depth of 05 feet of rock is 600 cubic feet calculate the cubic yards.
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step 1 determine how much you need to calculate how much you need multiply the length and width of the area you plan on placing the rocks to determine the square footage next divide the square footage by 80 this number represents the total tonnage of rocks needed to cover that area in 3 of mulch which is the appropriate depth you will.
Dresser trap rock is a high quality rock technically called altered basalt it is used in landscaping hot mix asphalt concrete production seal coating subsurface drainage projects synthetic turf fields shingle head lap and for railroad ballast in crushed aggregate form a dark bluegray color is dominant and is a unique landscaping cover.