Example 5: Lay of the Land with OptiSurface 4D


This is the same field in Example 1 using OptiSurface4D instead if the field is planted without furrows.

Follow this dropbox link for the example survey and unlocked osd file.

Existing Topography

Proposed Topography

Proposed Cut/Fill Map

Long Section

Cross Section


An OptiSurface4D design has been calculated instead of OptiSurface1D.  This shows how close OptiSurface Designer can follow the lay of the land resulting in significantly reduced earthworks.  This resulted in a smooth design with earthworks of 92 m3/ha (35 yd3/ac).

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