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in areas of parking lots, roads and buildingsso that a true volume to subgrade is calculated.This is achieved by associating materialsand depths with polylines definingthese "earthwork zones". A parking areamight have 4" of asphalt and 8" of stone,indicating that true subgrade is 1' below thesurface. The program also considers shrinkageand swell as well as topsoil removal andreplacement. With the Earthwork Zones defined,one simple window of the entities computesall quantities.• Name Zone Polylines - Assigns names tozone polylines so that Calculate Earthworkcan report volumes for each p[olyline byname."<strong>SurvCADD</strong> the quickest mostaccurate volume results insideAutoCAD meeting all yourestimating, earthwork reportingand project management needs."6
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