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Which method is more accurate for the same earthwork calculation?
It depends on your grading coefficient and grid test. It is more accurate to calculate the cubic volume of foundation pit first, and then calculate the slope separately. Can also press the formula, in the book "Building Construction Technology", v = h *(a 1+4a 0+A2)/6h- the depth of foundation pit (m). A 1, A2—— the upper and lower bottom areas of the foundation pit (m2). A0-- the cross-sectional area in the foundation pit (m2).
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