Site modeling may look complicated, but it can be made easier if you understand what…
Creating Spot Levels using Polygons. One of the challenges with a site model is that if you want to use the site model for height to boundary calculations (or recession planes), the site model has to have information outside the boundaries of the site.
So, when we trace over the contours we will want to extend the contours outside the site, using the contours on the plan as a guide.
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