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Calculating Bulk Earth Works Simpson's Rule. Simpson’s Rule Sum of Grids Method Trapezoidal Method All assume that the land is a straight line between.

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Presentation on theme: "Calculating Bulk Earth Works Simpson's Rule. Simpson’s Rule Sum of Grids Method Trapezoidal Method All assume that the land is a straight line between."— Presentation transcript:

1 Calculating Bulk Earth Works Simpson's Rule

2 Simpson’s Rule Sum of Grids Method Trapezoidal Method All assume that the land is a straight line between the spot heights

3 Simpson’s Rule Simpson's Rule attempts to allow for the natural shape of the land.

4 Simpson’s Rule

5 Using Simpson’s Rule

6 Page 2 NOTE - Must be an odd Number of Spot Heights

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8 Page 3

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18 CUT 7.580 CUT 6.600 CUT 2.517 FILL 2.067 FILL 8.177

19 AN ISOMETRIC VIEW

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22 Trapezoid Rule If there were an even amount of spot heights the next best options would be to use the Trapezoid rule to finish of the calculation as show on the next page.

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