Formula to calculate Spiral in Pile Their is formula given in a code i think SP-32 Spiral Length of Spiral = N x π (D+d)+8d Length of Spiral rings = L Number of Spirals = N Constant = π ( π= 3.1416) Diameter of pile = D Diameter of Spiral bar = d
what is reference of this spiral equation Length of Spiral = N x π (D+d)+8d. I know that equation was n √ (c)^2+(s)^2, what is right
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