*Sorry, should be under the Spatial Analyst thread* Hi, HELP.....I�??m trying to obtain dredging volumes based off of sounding points and toe depths for a project I've been assigned. The sounding points indicate the depth our harbor channels are currently at and the toe lines indicate what depth they should be at. My task is to see how much sediment needs to be removed and make visual renderings of it. I�??m not sure what the best approach is�?�cut/fill, surface volume, TIN difference�?�. One of the challenges is the depths associated with the toe lines are in annotation form. So far I�??ve created a TIN off the sounding points, but I don�??t know what my next move should be. Do I need to somehow get z values assigned to the toe lines? I am pretty new at this, so any advice would be much appreciated. I am using arc 9.3.1. Thanks in advance!
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